http://git-wip-us.apache.org/repos/asf/hbase-site/blob/5299e667/apidocs/src-html/org/apache/hadoop/hbase/HConstants.html ---------------------------------------------------------------------- diff --git a/apidocs/src-html/org/apache/hadoop/hbase/HConstants.html b/apidocs/src-html/org/apache/hadoop/hbase/HConstants.html index 333b785..da8def9 100644 --- a/apidocs/src-html/org/apache/hadoop/hbase/HConstants.html +++ b/apidocs/src-html/org/apache/hadoop/hbase/HConstants.html @@ -34,1359 +34,1365 @@ <span class="sourceLineNo">026</span>import java.util.List;<a name="line.26"></a> <span class="sourceLineNo">027</span>import java.util.UUID;<a name="line.27"></a> <span class="sourceLineNo">028</span>import java.util.regex.Pattern;<a name="line.28"></a> -<span class="sourceLineNo">029</span><a name="line.29"></a> -<span class="sourceLineNo">030</span>import org.apache.commons.lang3.ArrayUtils;<a name="line.30"></a> -<span class="sourceLineNo">031</span>import org.apache.hadoop.hbase.util.Bytes;<a name="line.31"></a> -<span class="sourceLineNo">032</span>import org.apache.yetus.audience.InterfaceAudience;<a name="line.32"></a> -<span class="sourceLineNo">033</span><a name="line.33"></a> -<span class="sourceLineNo">034</span>/**<a name="line.34"></a> -<span class="sourceLineNo">035</span> * HConstants holds a bunch of HBase-related constants<a name="line.35"></a> -<span class="sourceLineNo">036</span> */<a name="line.36"></a> -<span class="sourceLineNo">037</span>@InterfaceAudience.Public<a name="line.37"></a> -<span class="sourceLineNo">038</span>public final class HConstants {<a name="line.38"></a> -<span class="sourceLineNo">039</span> // NOTICE!!!! Please do not add a constants here, unless they are referenced by a lot of classes.<a name="line.39"></a> -<span class="sourceLineNo">040</span><a name="line.40"></a> -<span class="sourceLineNo">041</span> //Bytes.UTF8_ENCODING should be updated if this changed<a name="line.41"></a> -<span class="sourceLineNo">042</span> /** When we encode strings, we always specify UTF8 encoding */<a name="line.42"></a> -<span class="sourceLineNo">043</span> public static final String UTF8_ENCODING = "UTF-8";<a name="line.43"></a> -<span class="sourceLineNo">044</span><a name="line.44"></a> -<span class="sourceLineNo">045</span> //Bytes.UTF8_CHARSET should be updated if this changed<a name="line.45"></a> -<span class="sourceLineNo">046</span> /** When we encode strings, we always specify UTF8 encoding */<a name="line.46"></a> -<span class="sourceLineNo">047</span> public static final Charset UTF8_CHARSET = Charset.forName(UTF8_ENCODING);<a name="line.47"></a> -<span class="sourceLineNo">048</span> /**<a name="line.48"></a> -<span class="sourceLineNo">049</span> * Default block size for an HFile.<a name="line.49"></a> -<span class="sourceLineNo">050</span> */<a name="line.50"></a> -<span class="sourceLineNo">051</span> public final static int DEFAULT_BLOCKSIZE = 64 * 1024;<a name="line.51"></a> -<span class="sourceLineNo">052</span><a name="line.52"></a> -<span class="sourceLineNo">053</span> /** Used as a magic return value while optimized index key feature enabled(HBASE-7845) */<a name="line.53"></a> -<span class="sourceLineNo">054</span> public final static int INDEX_KEY_MAGIC = -2;<a name="line.54"></a> -<span class="sourceLineNo">055</span> /*<a name="line.55"></a> -<span class="sourceLineNo">056</span> * Name of directory that holds recovered edits written by the wal log<a name="line.56"></a> -<span class="sourceLineNo">057</span> * splitting code, one per region<a name="line.57"></a> -<span class="sourceLineNo">058</span> */<a name="line.58"></a> -<span class="sourceLineNo">059</span> public static final String RECOVERED_EDITS_DIR = "recovered.edits";<a name="line.59"></a> -<span class="sourceLineNo">060</span> /**<a name="line.60"></a> -<span class="sourceLineNo">061</span> * The first four bytes of Hadoop RPC connections<a name="line.61"></a> -<span class="sourceLineNo">062</span> */<a name="line.62"></a> -<span class="sourceLineNo">063</span> public static final byte[] RPC_HEADER = new byte[] { 'H', 'B', 'a', 's' };<a name="line.63"></a> -<span class="sourceLineNo">064</span> public static final byte RPC_CURRENT_VERSION = 0;<a name="line.64"></a> -<span class="sourceLineNo">065</span><a name="line.65"></a> -<span class="sourceLineNo">066</span> // HFileBlock constants. TODO!!!! THESE DEFINES BELONG IN HFILEBLOCK, NOT UP HERE.<a name="line.66"></a> -<span class="sourceLineNo">067</span> // Needed down in hbase-common though by encoders but these encoders should not be dealing<a name="line.67"></a> -<span class="sourceLineNo">068</span> // in the internals of hfileblocks. Fix encapsulation.<a name="line.68"></a> -<span class="sourceLineNo">069</span><a name="line.69"></a> -<span class="sourceLineNo">070</span> /** The size data structures with minor version is 0 */<a name="line.70"></a> -<span class="sourceLineNo">071</span> public static final int HFILEBLOCK_HEADER_SIZE_NO_CHECKSUM = MAGIC_LENGTH + 2 * Bytes.SIZEOF_INT<a name="line.71"></a> -<span class="sourceLineNo">072</span> + Bytes.SIZEOF_LONG;<a name="line.72"></a> -<span class="sourceLineNo">073</span> /** The size of a version 2 HFile block header, minor version 1.<a name="line.73"></a> -<span class="sourceLineNo">074</span> * There is a 1 byte checksum type, followed by a 4 byte bytesPerChecksum<a name="line.74"></a> -<span class="sourceLineNo">075</span> * followed by another 4 byte value to store sizeofDataOnDisk.<a name="line.75"></a> -<span class="sourceLineNo">076</span> */<a name="line.76"></a> -<span class="sourceLineNo">077</span> public static final int HFILEBLOCK_HEADER_SIZE = HFILEBLOCK_HEADER_SIZE_NO_CHECKSUM +<a name="line.77"></a> -<span class="sourceLineNo">078</span> Bytes.SIZEOF_BYTE + 2 * Bytes.SIZEOF_INT;<a name="line.78"></a> -<span class="sourceLineNo">079</span> /** Just an array of bytes of the right size. */<a name="line.79"></a> -<span class="sourceLineNo">080</span> public static final byte[] HFILEBLOCK_DUMMY_HEADER = new byte[HFILEBLOCK_HEADER_SIZE];<a name="line.80"></a> -<span class="sourceLineNo">081</span><a name="line.81"></a> -<span class="sourceLineNo">082</span> //End HFileBlockConstants.<a name="line.82"></a> -<span class="sourceLineNo">083</span><a name="line.83"></a> -<span class="sourceLineNo">084</span> /**<a name="line.84"></a> -<span class="sourceLineNo">085</span> * Status codes used for return values of bulk operations.<a name="line.85"></a> -<span class="sourceLineNo">086</span> */<a name="line.86"></a> -<span class="sourceLineNo">087</span> @InterfaceAudience.Private<a name="line.87"></a> -<span class="sourceLineNo">088</span> public enum OperationStatusCode {<a name="line.88"></a> -<span class="sourceLineNo">089</span> NOT_RUN,<a name="line.89"></a> -<span class="sourceLineNo">090</span> SUCCESS,<a name="line.90"></a> -<span class="sourceLineNo">091</span> BAD_FAMILY,<a name="line.91"></a> -<span class="sourceLineNo">092</span> STORE_TOO_BUSY,<a name="line.92"></a> -<span class="sourceLineNo">093</span> SANITY_CHECK_FAILURE,<a name="line.93"></a> -<span class="sourceLineNo">094</span> FAILURE<a name="line.94"></a> -<span class="sourceLineNo">095</span> }<a name="line.95"></a> -<span class="sourceLineNo">096</span><a name="line.96"></a> -<span class="sourceLineNo">097</span> /** long constant for zero */<a name="line.97"></a> -<span class="sourceLineNo">098</span> public static final Long ZERO_L = Long.valueOf(0L);<a name="line.98"></a> -<span class="sourceLineNo">099</span> public static final String NINES = "99999999999999";<a name="line.99"></a> -<span class="sourceLineNo">100</span> public static final String ZEROES = "00000000000000";<a name="line.100"></a> -<span class="sourceLineNo">101</span><a name="line.101"></a> -<span class="sourceLineNo">102</span> // For migration<a name="line.102"></a> -<span class="sourceLineNo">103</span><a name="line.103"></a> -<span class="sourceLineNo">104</span> /** name of version file */<a name="line.104"></a> -<span class="sourceLineNo">105</span> public static final String VERSION_FILE_NAME = "hbase.version";<a name="line.105"></a> -<span class="sourceLineNo">106</span><a name="line.106"></a> -<span class="sourceLineNo">107</span> /**<a name="line.107"></a> -<span class="sourceLineNo">108</span> * Current version of file system.<a name="line.108"></a> -<span class="sourceLineNo">109</span> * Version 4 supports only one kind of bloom filter.<a name="line.109"></a> -<span class="sourceLineNo">110</span> * Version 5 changes versions in catalog table regions.<a name="line.110"></a> -<span class="sourceLineNo">111</span> * Version 6 enables blockcaching on catalog tables.<a name="line.111"></a> -<span class="sourceLineNo">112</span> * Version 7 introduces hfile -- hbase 0.19 to 0.20..<a name="line.112"></a> -<span class="sourceLineNo">113</span> * Version 8 introduces namespace<a name="line.113"></a> -<span class="sourceLineNo">114</span> */<a name="line.114"></a> -<span class="sourceLineNo">115</span> // public static final String FILE_SYSTEM_VERSION = "6";<a name="line.115"></a> -<span class="sourceLineNo">116</span> public static final String FILE_SYSTEM_VERSION = "8";<a name="line.116"></a> -<span class="sourceLineNo">117</span><a name="line.117"></a> -<span class="sourceLineNo">118</span> // Configuration parameters<a name="line.118"></a> -<span class="sourceLineNo">119</span><a name="line.119"></a> -<span class="sourceLineNo">120</span> //TODO: Is having HBase homed on port 60k OK?<a name="line.120"></a> -<span class="sourceLineNo">121</span><a name="line.121"></a> -<span class="sourceLineNo">122</span> /** Cluster is in distributed mode or not */<a name="line.122"></a> -<span class="sourceLineNo">123</span> public static final String CLUSTER_DISTRIBUTED = "hbase.cluster.distributed";<a name="line.123"></a> -<span class="sourceLineNo">124</span><a name="line.124"></a> -<span class="sourceLineNo">125</span> /** Config for pluggable load balancers */<a name="line.125"></a> -<span class="sourceLineNo">126</span> public static final String HBASE_MASTER_LOADBALANCER_CLASS = "hbase.master.loadbalancer.class";<a name="line.126"></a> -<span class="sourceLineNo">127</span><a name="line.127"></a> -<span class="sourceLineNo">128</span> /** Config for balancing the cluster by table */<a name="line.128"></a> -<span class="sourceLineNo">129</span> public static final String HBASE_MASTER_LOADBALANCE_BYTABLE = "hbase.master.loadbalance.bytable";<a name="line.129"></a> -<span class="sourceLineNo">130</span><a name="line.130"></a> -<span class="sourceLineNo">131</span> /** Config for the max percent of regions in transition */<a name="line.131"></a> -<span class="sourceLineNo">132</span> public static final String HBASE_MASTER_BALANCER_MAX_RIT_PERCENT =<a name="line.132"></a> -<span class="sourceLineNo">133</span> "hbase.master.balancer.maxRitPercent";<a name="line.133"></a> -<span class="sourceLineNo">134</span><a name="line.134"></a> -<span class="sourceLineNo">135</span> /** Default value for the max percent of regions in transition */<a name="line.135"></a> -<span class="sourceLineNo">136</span> public static final double DEFAULT_HBASE_MASTER_BALANCER_MAX_RIT_PERCENT = 1.0;<a name="line.136"></a> -<span class="sourceLineNo">137</span><a name="line.137"></a> -<span class="sourceLineNo">138</span> /** Config for the max balancing time */<a name="line.138"></a> -<span class="sourceLineNo">139</span> public static final String HBASE_BALANCER_MAX_BALANCING = "hbase.balancer.max.balancing";<a name="line.139"></a> -<span class="sourceLineNo">140</span><a name="line.140"></a> -<span class="sourceLineNo">141</span> /** Config for the balancer period */<a name="line.141"></a> -<span class="sourceLineNo">142</span> public static final String HBASE_BALANCER_PERIOD = "hbase.balancer.period";<a name="line.142"></a> -<span class="sourceLineNo">143</span><a name="line.143"></a> -<span class="sourceLineNo">144</span> /** Default value for the balancer period */<a name="line.144"></a> -<span class="sourceLineNo">145</span> public static final int DEFAULT_HBASE_BALANCER_PERIOD = 300000;<a name="line.145"></a> -<span class="sourceLineNo">146</span><a name="line.146"></a> -<span class="sourceLineNo">147</span> /** The name of the ensemble table */<a name="line.147"></a> -<span class="sourceLineNo">148</span> public static final TableName ENSEMBLE_TABLE_NAME = TableName.valueOf("hbase:ensemble");<a name="line.148"></a> -<span class="sourceLineNo">149</span><a name="line.149"></a> -<span class="sourceLineNo">150</span> /** Config for pluggable region normalizer */<a name="line.150"></a> -<span class="sourceLineNo">151</span> public static final String HBASE_MASTER_NORMALIZER_CLASS =<a name="line.151"></a> -<span class="sourceLineNo">152</span> "hbase.master.normalizer.class";<a name="line.152"></a> -<span class="sourceLineNo">153</span><a name="line.153"></a> -<span class="sourceLineNo">154</span> /** Cluster is standalone or pseudo-distributed */<a name="line.154"></a> -<span class="sourceLineNo">155</span> public static final boolean CLUSTER_IS_LOCAL = false;<a name="line.155"></a> -<span class="sourceLineNo">156</span><a name="line.156"></a> -<span class="sourceLineNo">157</span> /** Default value for cluster distributed mode */<a name="line.157"></a> -<span class="sourceLineNo">158</span> public static final boolean DEFAULT_CLUSTER_DISTRIBUTED = CLUSTER_IS_LOCAL;<a name="line.158"></a> -<span class="sourceLineNo">159</span><a name="line.159"></a> -<span class="sourceLineNo">160</span> /** default host address */<a name="line.160"></a> -<span class="sourceLineNo">161</span> public static final String DEFAULT_HOST = "0.0.0.0";<a name="line.161"></a> -<span class="sourceLineNo">162</span><a name="line.162"></a> -<span class="sourceLineNo">163</span> /** Parameter name for port master listens on. */<a name="line.163"></a> -<span class="sourceLineNo">164</span> public static final String MASTER_PORT = "hbase.master.port";<a name="line.164"></a> -<span class="sourceLineNo">165</span><a name="line.165"></a> -<span class="sourceLineNo">166</span> /** default port that the master listens on */<a name="line.166"></a> -<span class="sourceLineNo">167</span> public static final int DEFAULT_MASTER_PORT = 16000;<a name="line.167"></a> -<span class="sourceLineNo">168</span><a name="line.168"></a> -<span class="sourceLineNo">169</span> /** default port for master web api */<a name="line.169"></a> -<span class="sourceLineNo">170</span> public static final int DEFAULT_MASTER_INFOPORT = 16010;<a name="line.170"></a> -<span class="sourceLineNo">171</span><a name="line.171"></a> -<span class="sourceLineNo">172</span> /** Configuration key for master web API port */<a name="line.172"></a> -<span class="sourceLineNo">173</span> public static final String MASTER_INFO_PORT = "hbase.master.info.port";<a name="line.173"></a> -<span class="sourceLineNo">174</span><a name="line.174"></a> -<span class="sourceLineNo">175</span> /** Parameter name for the master type being backup (waits for primary to go inactive). */<a name="line.175"></a> -<span class="sourceLineNo">176</span> public static final String MASTER_TYPE_BACKUP = "hbase.master.backup";<a name="line.176"></a> -<span class="sourceLineNo">177</span><a name="line.177"></a> -<span class="sourceLineNo">178</span> /**<a name="line.178"></a> -<span class="sourceLineNo">179</span> * by default every master is a possible primary master unless the conf explicitly overrides it<a 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of ZooKeeper for client to locate meta */<a name="line.189"></a> -<span class="sourceLineNo">190</span> public static final String CLIENT_ZOOKEEPER_CLIENT_PORT =<a name="line.190"></a> -<span class="sourceLineNo">191</span> "hbase.client.zookeeper.property.clientPort";<a name="line.191"></a> -<span class="sourceLineNo">192</span><a name="line.192"></a> -<span class="sourceLineNo">193</span> /** Indicate whether the client ZK are observer nodes of the server ZK */<a name="line.193"></a> -<span class="sourceLineNo">194</span> public static final String CLIENT_ZOOKEEPER_OBSERVER_MODE =<a name="line.194"></a> -<span class="sourceLineNo">195</span> "hbase.client.zookeeper.observer.mode";<a name="line.195"></a> -<span class="sourceLineNo">196</span> /** Assuming client zk not in observer mode and master need to synchronize information */<a name="line.196"></a> -<span class="sourceLineNo">197</span> public static final boolean DEFAULT_CLIENT_ZOOKEEPER_OBSERVER_MODE = false;<a name="line.197"></a> -<span class="sourceLineNo">198</span><a name="line.198"></a> -<span class="sourceLineNo">199</span> /** Common prefix of ZooKeeper configuration properties */<a name="line.199"></a> -<span class="sourceLineNo">200</span> public static final String ZK_CFG_PROPERTY_PREFIX =<a name="line.200"></a> -<span class="sourceLineNo">201</span> "hbase.zookeeper.property.";<a name="line.201"></a> -<span class="sourceLineNo">202</span><a name="line.202"></a> -<span class="sourceLineNo">203</span> public static final int ZK_CFG_PROPERTY_PREFIX_LEN =<a name="line.203"></a> -<span class="sourceLineNo">204</span> ZK_CFG_PROPERTY_PREFIX.length();<a name="line.204"></a> -<span class="sourceLineNo">205</span><a name="line.205"></a> -<span class="sourceLineNo">206</span> /**<a name="line.206"></a> -<span class="sourceLineNo">207</span> * The ZK client port key in the ZK properties map. The name reflects the<a name="line.207"></a> -<span class="sourceLineNo">208</span> * fact that this is not an HBase configuration key.<a name="line.208"></a> -<span class="sourceLineNo">209</span> */<a name="line.209"></a> -<span class="sourceLineNo">210</span> public static final String CLIENT_PORT_STR = "clientPort";<a name="line.210"></a> -<span class="sourceLineNo">211</span><a name="line.211"></a> -<span class="sourceLineNo">212</span> /** Parameter name for the client port that the zookeeper listens on */<a name="line.212"></a> -<span class="sourceLineNo">213</span> public static final String ZOOKEEPER_CLIENT_PORT =<a name="line.213"></a> -<span class="sourceLineNo">214</span> ZK_CFG_PROPERTY_PREFIX + CLIENT_PORT_STR;<a name="line.214"></a> -<span class="sourceLineNo">215</span><a name="line.215"></a> -<span class="sourceLineNo">216</span> /** Default client port that the zookeeper listens on */<a name="line.216"></a> -<span class="sourceLineNo">217</span> public static final int DEFAULT_ZOOKEEPER_CLIENT_PORT = 2181;<a name="line.217"></a> -<span class="sourceLineNo">218</span><a name="line.218"></a> -<span class="sourceLineNo">219</span> /** Parameter name for the root dir in ZK for this cluster */<a name="line.219"></a> -<span class="sourceLineNo">220</span> public static final String ZOOKEEPER_ZNODE_PARENT = "zookeeper.znode.parent";<a name="line.220"></a> -<span class="sourceLineNo">221</span><a name="line.221"></a> -<span class="sourceLineNo">222</span> public static final String DEFAULT_ZOOKEEPER_ZNODE_PARENT = "/hbase";<a name="line.222"></a> -<span class="sourceLineNo">223</span><a name="line.223"></a> -<span class="sourceLineNo">224</span> /**<a name="line.224"></a> -<span class="sourceLineNo">225</span> * Parameter name for the limit on concurrent client-side zookeeper<a name="line.225"></a> -<span class="sourceLineNo">226</span> * connections<a name="line.226"></a> -<span class="sourceLineNo">227</span> */<a name="line.227"></a> -<span class="sourceLineNo">228</span> public static final String ZOOKEEPER_MAX_CLIENT_CNXNS =<a name="line.228"></a> -<span class="sourceLineNo">229</span> ZK_CFG_PROPERTY_PREFIX + "maxClientCnxns";<a name="line.229"></a> -<span class="sourceLineNo">230</span><a name="line.230"></a> -<span class="sourceLineNo">231</span> /** Parameter name for the ZK data directory */<a name="line.231"></a> -<span class="sourceLineNo">232</span> public static final String ZOOKEEPER_DATA_DIR =<a name="line.232"></a> -<span class="sourceLineNo">233</span> ZK_CFG_PROPERTY_PREFIX + "dataDir";<a name="line.233"></a> -<span class="sourceLineNo">234</span><a name="line.234"></a> -<span class="sourceLineNo">235</span> /** Parameter name for the ZK tick time */<a name="line.235"></a> -<span class="sourceLineNo">236</span> public static final String ZOOKEEPER_TICK_TIME =<a name="line.236"></a> -<span class="sourceLineNo">237</span> ZK_CFG_PROPERTY_PREFIX + "tickTime";<a name="line.237"></a> -<span class="sourceLineNo">238</span><a name="line.238"></a> -<span class="sourceLineNo">239</span> /** Default limit on concurrent client-side zookeeper connections */<a name="line.239"></a> -<span class="sourceLineNo">240</span> public static final int DEFAULT_ZOOKEEPER_MAX_CLIENT_CNXNS = 300;<a name="line.240"></a> -<span class="sourceLineNo">241</span><a name="line.241"></a> -<span class="sourceLineNo">242</span> /** Configuration key for ZooKeeper session timeout */<a name="line.242"></a> -<span class="sourceLineNo">243</span> public static final String ZK_SESSION_TIMEOUT = "zookeeper.session.timeout";<a name="line.243"></a> -<span class="sourceLineNo">244</span><a name="line.244"></a> -<span class="sourceLineNo">245</span> /** Default value for ZooKeeper session timeout */<a name="line.245"></a> -<span class="sourceLineNo">246</span> public static final int DEFAULT_ZK_SESSION_TIMEOUT = 90 * 1000;<a name="line.246"></a> -<span class="sourceLineNo">247</span><a name="line.247"></a> -<span class="sourceLineNo">248</span> /** Parameter name for port region server listens on. */<a name="line.248"></a> -<span class="sourceLineNo">249</span> public static final String REGIONSERVER_PORT = "hbase.regionserver.port";<a name="line.249"></a> -<span class="sourceLineNo">250</span><a name="line.250"></a> -<span class="sourceLineNo">251</span> /** Default port region server listens on. */<a name="line.251"></a> -<span class="sourceLineNo">252</span> public static final int DEFAULT_REGIONSERVER_PORT = 16020;<a name="line.252"></a> -<span class="sourceLineNo">253</span><a name="line.253"></a> -<span class="sourceLineNo">254</span> /** default port for region server web api */<a name="line.254"></a> -<span class="sourceLineNo">255</span> public static final int DEFAULT_REGIONSERVER_INFOPORT = 16030;<a name="line.255"></a> -<span class="sourceLineNo">256</span><a name="line.256"></a> -<span class="sourceLineNo">257</span> /** A configuration key for regionserver info port */<a name="line.257"></a> -<span class="sourceLineNo">258</span> public static final String REGIONSERVER_INFO_PORT =<a name="line.258"></a> -<span class="sourceLineNo">259</span> "hbase.regionserver.info.port";<a name="line.259"></a> -<span class="sourceLineNo">260</span><a name="line.260"></a> -<span class="sourceLineNo">261</span> /** A flag that enables automatic selection of regionserver info port */<a name="line.261"></a> -<span class="sourceLineNo">262</span> public static final String REGIONSERVER_INFO_PORT_AUTO =<a name="line.262"></a> -<span class="sourceLineNo">263</span> REGIONSERVER_INFO_PORT + ".auto";<a name="line.263"></a> -<span class="sourceLineNo">264</span><a name="line.264"></a> -<span class="sourceLineNo">265</span> /** Parameter name for what region server implementation to use. */<a name="line.265"></a> -<span class="sourceLineNo">266</span> public static final String REGION_SERVER_IMPL= "hbase.regionserver.impl";<a name="line.266"></a> -<span class="sourceLineNo">267</span><a name="line.267"></a> -<span class="sourceLineNo">268</span> /** Parameter name for what master implementation to use. */<a name="line.268"></a> -<span class="sourceLineNo">269</span> public static final String MASTER_IMPL= "hbase.master.impl";<a name="line.269"></a> -<span class="sourceLineNo">270</span><a name="line.270"></a> -<span class="sourceLineNo">271</span> /** Parameter name for how often threads should wake up */<a name="line.271"></a> -<span class="sourceLineNo">272</span> public static final String THREAD_WAKE_FREQUENCY = "hbase.server.thread.wakefrequency";<a name="line.272"></a> -<span class="sourceLineNo">273</span><a name="line.273"></a> -<span class="sourceLineNo">274</span> /** Default value for thread wake frequency */<a name="line.274"></a> -<span class="sourceLineNo">275</span> public static final int DEFAULT_THREAD_WAKE_FREQUENCY = 10 * 1000;<a name="line.275"></a> -<span class="sourceLineNo">276</span><a name="line.276"></a> -<span class="sourceLineNo">277</span> /** Parameter name for how often we should try to write a version file, before failing */<a name="line.277"></a> -<span class="sourceLineNo">278</span> public static final String VERSION_FILE_WRITE_ATTEMPTS = "hbase.server.versionfile.writeattempts";<a name="line.278"></a> -<span class="sourceLineNo">279</span><a name="line.279"></a> -<span class="sourceLineNo">280</span> /** Parameter name for how often we should try to write a version file, before failing */<a name="line.280"></a> -<span class="sourceLineNo">281</span> public static final int DEFAULT_VERSION_FILE_WRITE_ATTEMPTS = 3;<a name="line.281"></a> -<span class="sourceLineNo">282</span><a name="line.282"></a> -<span class="sourceLineNo">283</span> /** Parameter name and default value for how often a region should perform a major compaction */<a name="line.283"></a> -<span class="sourceLineNo">284</span> public static final String MAJOR_COMPACTION_PERIOD = "hbase.hregion.majorcompaction";<a name="line.284"></a> -<span class="sourceLineNo">285</span> public static final long DEFAULT_MAJOR_COMPACTION_PERIOD = 1000 * 60 * 60 * 24 * 7; // 7 days<a name="line.285"></a> -<span class="sourceLineNo">286</span><a name="line.286"></a> -<span class="sourceLineNo">287</span> /**<a name="line.287"></a> -<span class="sourceLineNo">288</span> * Parameter name and default value for major compaction jitter.<a name="line.288"></a> -<span class="sourceLineNo">289</span> * Used as a multiplier applied to {@link HConstants#MAJOR_COMPACTION_PERIOD}<a name="line.289"></a> -<span class="sourceLineNo">290</span> * to cause compaction to occur a given amount of time either side of<a name="line.290"></a> -<span class="sourceLineNo">291</span> * {@link HConstants#MAJOR_COMPACTION_PERIOD}.<a name="line.291"></a> -<span class="sourceLineNo">292</span> * Default to 0.5 so jitter has us fall evenly either side of when the compaction should run.<a name="line.292"></a> -<span class="sourceLineNo">293</span> */<a name="line.293"></a> -<span class="sourceLineNo">294</span> public static final String MAJOR_COMPACTION_JITTER = "hbase.hregion.majorcompaction.jitter";<a name="line.294"></a> -<span class="sourceLineNo">295</span> public static final float DEFAULT_MAJOR_COMPACTION_JITTER = 0.50F;<a name="line.295"></a> -<span class="sourceLineNo">296</span><a name="line.296"></a> -<span class="sourceLineNo">297</span> /** Parameter name for the maximum batch of KVs to be used in flushes and compactions */<a name="line.297"></a> -<span class="sourceLineNo">298</span> public static final String COMPACTION_KV_MAX = "hbase.hstore.compaction.kv.max";<a name="line.298"></a> -<span class="sourceLineNo">299</span> public static final int COMPACTION_KV_MAX_DEFAULT = 10;<a name="line.299"></a> -<span class="sourceLineNo">300</span><a name="line.300"></a> -<span class="sourceLineNo">301</span> /** Parameter name for HBase instance root directory */<a name="line.301"></a> -<span class="sourceLineNo">302</span> public static final String HBASE_DIR = "hbase.rootdir";<a name="line.302"></a> -<span class="sourceLineNo">303</span><a name="line.303"></a> -<span class="sourceLineNo">304</span> /** Parameter name for HBase client IPC pool type */<a name="line.304"></a> -<span class="sourceLineNo">305</span> public static final String HBASE_CLIENT_IPC_POOL_TYPE = "hbase.client.ipc.pool.type";<a name="line.305"></a> -<span class="sourceLineNo">306</span><a name="line.306"></a> -<span class="sourceLineNo">307</span> /** Parameter name for HBase client IPC pool size */<a name="line.307"></a> -<span class="sourceLineNo">308</span> public static final String HBASE_CLIENT_IPC_POOL_SIZE = "hbase.client.ipc.pool.size";<a name="line.308"></a> -<span class="sourceLineNo">309</span><a name="line.309"></a> -<span class="sourceLineNo">310</span> /** Parameter name for HBase client operation timeout. */<a name="line.310"></a> -<span class="sourceLineNo">311</span> public static final String HBASE_CLIENT_OPERATION_TIMEOUT = "hbase.client.operation.timeout";<a name="line.311"></a> -<span class="sourceLineNo">312</span><a name="line.312"></a> -<span class="sourceLineNo">313</span> /** Parameter name for HBase client operation timeout. */<a name="line.313"></a> -<span class="sourceLineNo">314</span> public static final String HBASE_CLIENT_META_OPERATION_TIMEOUT =<a name="line.314"></a> -<span class="sourceLineNo">315</span> "hbase.client.meta.operation.timeout";<a name="line.315"></a> -<span class="sourceLineNo">316</span><a name="line.316"></a> -<span class="sourceLineNo">317</span> /** Default HBase client operation timeout, which is tantamount to a blocking call */<a name="line.317"></a> -<span class="sourceLineNo">318</span> public static final int DEFAULT_HBASE_CLIENT_OPERATION_TIMEOUT = 1200000;<a name="line.318"></a> -<span class="sourceLineNo">319</span><a name="line.319"></a> -<span class="sourceLineNo">320</span> /** Parameter name for HBase client meta replica scan call timeout. */<a name="line.320"></a> -<span class="sourceLineNo">321</span> public static final String HBASE_CLIENT_META_REPLICA_SCAN_TIMEOUT =<a name="line.321"></a> -<span class="sourceLineNo">322</span> "hbase.client.meta.replica.scan.timeout";<a name="line.322"></a> -<span class="sourceLineNo">323</span><a name="line.323"></a> -<span class="sourceLineNo">324</span> /** Default HBase client meta replica scan call timeout, 1 second */<a name="line.324"></a> -<span class="sourceLineNo">325</span> public static final int HBASE_CLIENT_META_REPLICA_SCAN_TIMEOUT_DEFAULT = 1000000;<a name="line.325"></a> -<span class="sourceLineNo">326</span><a name="line.326"></a> -<span class="sourceLineNo">327</span> /** Used to construct the name of the log directory for a region server */<a name="line.327"></a> -<span class="sourceLineNo">328</span> public static final String HREGION_LOGDIR_NAME = "WALs";<a name="line.328"></a> -<span class="sourceLineNo">329</span><a name="line.329"></a> -<span class="sourceLineNo">330</span> /** Used to construct the name of the splitlog directory for a region server */<a name="line.330"></a> -<span class="sourceLineNo">331</span> public static final String SPLIT_LOGDIR_NAME = "splitWAL";<a name="line.331"></a> -<span class="sourceLineNo">332</span><a name="line.332"></a> -<span class="sourceLineNo">333</span> /** Like the previous, but for old logs that are about to be deleted */<a name="line.333"></a> -<span class="sourceLineNo">334</span> public static final String HREGION_OLDLOGDIR_NAME = "oldWALs";<a name="line.334"></a> -<span class="sourceLineNo">335</span><a name="line.335"></a> -<span class="sourceLineNo">336</span> /** Staging dir used by bulk load */<a name="line.336"></a> -<span class="sourceLineNo">337</span> public static final String BULKLOAD_STAGING_DIR_NAME = "staging";<a name="line.337"></a> -<span class="sourceLineNo">338</span><a name="line.338"></a> -<span class="sourceLineNo">339</span> public static final String CORRUPT_DIR_NAME = "corrupt";<a name="line.339"></a> -<span class="sourceLineNo">340</span><a name="line.340"></a> -<span class="sourceLineNo">341</span> /** Used by HBCK to sideline backup data */<a name="line.341"></a> -<span class="sourceLineNo">342</span> public static final String HBCK_SIDELINEDIR_NAME = ".hbck";<a name="line.342"></a> -<span class="sourceLineNo">343</span><a name="line.343"></a> -<span class="sourceLineNo">344</span> /** Any artifacts left from migration can be moved here */<a name="line.344"></a> -<span class="sourceLineNo">345</span> public static final String MIGRATION_NAME = ".migration";<a name="line.345"></a> -<span class="sourceLineNo">346</span><a name="line.346"></a> -<span class="sourceLineNo">347</span> /** Used to construct the name of the compaction directory during compaction */<a name="line.347"></a> -<span class="sourceLineNo">348</span> public static final String HREGION_COMPACTIONDIR_NAME = "compaction.dir";<a name="line.348"></a> -<span class="sourceLineNo">349</span><a name="line.349"></a> -<span class="sourceLineNo">350</span> /** Conf key for the max file size after which we split the region */<a name="line.350"></a> -<span class="sourceLineNo">351</span> public static final String HREGION_MAX_FILESIZE =<a name="line.351"></a> -<span class="sourceLineNo">352</span> "hbase.hregion.max.filesize";<a name="line.352"></a> -<span class="sourceLineNo">353</span><a name="line.353"></a> -<span class="sourceLineNo">354</span> /** Default maximum file size */<a name="line.354"></a> -<span class="sourceLineNo">355</span> public static final long DEFAULT_MAX_FILE_SIZE = 10 * 1024 * 1024 * 1024L;<a name="line.355"></a> -<span class="sourceLineNo">356</span><a name="line.356"></a> -<span class="sourceLineNo">357</span> /**<a name="line.357"></a> -<span class="sourceLineNo">358</span> * Max size of single row for Get's or Scan's without in-row scanning flag set.<a name="line.358"></a> -<span class="sourceLineNo">359</span> */<a name="line.359"></a> -<span class="sourceLineNo">360</span> public static final String TABLE_MAX_ROWSIZE_KEY = "hbase.table.max.rowsize";<a name="line.360"></a> -<span class="sourceLineNo">361</span><a name="line.361"></a> -<span class="sourceLineNo">362</span> /**<a name="line.362"></a> -<span class="sourceLineNo">363</span> * Default max row size (1 Gb).<a name="line.363"></a> -<span class="sourceLineNo">364</span> */<a name="line.364"></a> -<span class="sourceLineNo">365</span> public static final long TABLE_MAX_ROWSIZE_DEFAULT = 1024 * 1024 * 1024L;<a name="line.365"></a> -<span class="sourceLineNo">366</span><a name="line.366"></a> -<span class="sourceLineNo">367</span> /**<a name="line.367"></a> -<span class="sourceLineNo">368</span> * The max number of threads used for opening and closing stores or store<a name="line.368"></a> -<span class="sourceLineNo">369</span> * files in parallel<a 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Useful preventing<a name="line.382"></a> -<span class="sourceLineNo">383</span> * runaway memstore during spikes in update traffic.<a name="line.383"></a> -<span class="sourceLineNo">384</span> */<a name="line.384"></a> -<span class="sourceLineNo">385</span> public static final String HREGION_MEMSTORE_BLOCK_MULTIPLIER =<a name="line.385"></a> -<span class="sourceLineNo">386</span> "hbase.hregion.memstore.block.multiplier";<a name="line.386"></a> -<span class="sourceLineNo">387</span><a name="line.387"></a> -<span class="sourceLineNo">388</span> /**<a name="line.388"></a> -<span class="sourceLineNo">389</span> * Default value for hbase.hregion.memstore.block.multiplier<a name="line.389"></a> -<span class="sourceLineNo">390</span> */<a name="line.390"></a> -<span class="sourceLineNo">391</span> public static final int DEFAULT_HREGION_MEMSTORE_BLOCK_MULTIPLIER = 4;<a name="line.391"></a> -<span class="sourceLineNo">392</span><a name="line.392"></a> -<span class="sourceLineNo">393</span> /** Conf key for the memstore size at which we flush the memstore */<a name="line.393"></a> -<span class="sourceLineNo">394</span> public static final String HREGION_MEMSTORE_FLUSH_SIZE =<a name="line.394"></a> -<span class="sourceLineNo">395</span> "hbase.hregion.memstore.flush.size";<a name="line.395"></a> -<span class="sourceLineNo">396</span><a name="line.396"></a> -<span class="sourceLineNo">397</span> public static final String HREGION_EDITS_REPLAY_SKIP_ERRORS =<a name="line.397"></a> -<span class="sourceLineNo">398</span> "hbase.hregion.edits.replay.skip.errors";<a name="line.398"></a> -<span class="sourceLineNo">399</span><a name="line.399"></a> -<span class="sourceLineNo">400</span> public static final boolean DEFAULT_HREGION_EDITS_REPLAY_SKIP_ERRORS =<a name="line.400"></a> -<span class="sourceLineNo">401</span> false;<a name="line.401"></a> -<span class="sourceLineNo">402</span><a name="line.402"></a> -<span class="sourceLineNo">403</span> /** Maximum value length, enforced on KeyValue construction */<a name="line.403"></a> -<span class="sourceLineNo">404</span> public static final int MAXIMUM_VALUE_LENGTH = Integer.MAX_VALUE - 1;<a name="line.404"></a> -<span class="sourceLineNo">405</span><a name="line.405"></a> -<span class="sourceLineNo">406</span> /** name of the file for unique cluster ID */<a name="line.406"></a> -<span class="sourceLineNo">407</span> public static final String CLUSTER_ID_FILE_NAME = "hbase.id";<a name="line.407"></a> -<span class="sourceLineNo">408</span><a name="line.408"></a> -<span class="sourceLineNo">409</span> /** Default value for cluster ID */<a name="line.409"></a> -<span class="sourceLineNo">410</span> public static final String CLUSTER_ID_DEFAULT = "default-cluster";<a name="line.410"></a> -<span class="sourceLineNo">411</span><a name="line.411"></a> -<span class="sourceLineNo">412</span> /** Parameter name for # days to keep MVCC values during a major compaction */<a name="line.412"></a> -<span class="sourceLineNo">413</span> public static final String KEEP_SEQID_PERIOD = "hbase.hstore.compaction.keep.seqId.period";<a name="line.413"></a> -<span class="sourceLineNo">414</span> /** At least to keep MVCC values in hfiles for 5 days */<a name="line.414"></a> -<span class="sourceLineNo">415</span> public static final int MIN_KEEP_SEQID_PERIOD = 5;<a name="line.415"></a> -<span class="sourceLineNo">416</span><a name="line.416"></a> -<span class="sourceLineNo">417</span> // Always store the location of the root table's HRegion.<a name="line.417"></a> -<span class="sourceLineNo">418</span> // This HRegion is never split.<a name="line.418"></a> -<span class="sourceLineNo">419</span><a name="line.419"></a> -<span class="sourceLineNo">420</span> // region name = table + startkey + regionid. This is the row key.<a name="line.420"></a> -<span class="sourceLineNo">421</span> // each row in the root and meta tables describes exactly 1 region<a name="line.421"></a> -<span class="sourceLineNo">422</span> // Do we ever need to know all the information that we are storing?<a name="line.422"></a> -<span class="sourceLineNo">423</span><a name="line.423"></a> -<span class="sourceLineNo">424</span> // Note that the name of the root table starts with "-" and the name of the<a name="line.424"></a> -<span class="sourceLineNo">425</span> // meta table starts with "." Why? it's a trick. It turns out that when we<a name="line.425"></a> -<span class="sourceLineNo">426</span> // store region names in memory, we use a SortedMap. Since "-" sorts before<a name="line.426"></a> -<span class="sourceLineNo">427</span> // "." (and since no other table name can start with either of these<a name="line.427"></a> -<span class="sourceLineNo">428</span> // characters, the root region will always be the first entry in such a Map,<a name="line.428"></a> -<span class="sourceLineNo">429</span> // followed by all the meta regions (which will be ordered by their starting<a name="line.429"></a> -<span class="sourceLineNo">430</span> // row key as well), followed by all user tables. So when the Master is<a name="line.430"></a> -<span class="sourceLineNo">431</span> // choosing regions to assign, it will always choose the root region first,<a name="line.431"></a> -<span class="sourceLineNo">432</span> // followed by the meta regions, followed by user regions. Since the root<a name="line.432"></a> -<span class="sourceLineNo">433</span> // and meta regions always need to be on-line, this ensures that they will<a name="line.433"></a> -<span class="sourceLineNo">434</span> // be the first to be reassigned if the server(s) they are being served by<a name="line.434"></a> -<span class="sourceLineNo">435</span> // should go down.<a name="line.435"></a> -<span class="sourceLineNo">436</span><a name="line.436"></a> -<span class="sourceLineNo">437</span> public static final String BASE_NAMESPACE_DIR = "data";<a name="line.437"></a> -<span class="sourceLineNo">438</span><a name="line.438"></a> -<span class="sourceLineNo">439</span> /** delimiter used between portions of a region name */<a name="line.439"></a> -<span class="sourceLineNo">440</span> public static final int META_ROW_DELIMITER = ',';<a name="line.440"></a> -<span class="sourceLineNo">441</span><a name="line.441"></a> -<span class="sourceLineNo">442</span> /** The catalog family as a string*/<a name="line.442"></a> -<span class="sourceLineNo">443</span> public static final String CATALOG_FAMILY_STR = "info";<a name="line.443"></a> -<span class="sourceLineNo">444</span><a name="line.444"></a> -<span class="sourceLineNo">445</span> /** The catalog family */<a name="line.445"></a> -<span class="sourceLineNo">446</span> public static final byte [] CATALOG_FAMILY = Bytes.toBytes(CATALOG_FAMILY_STR);<a name="line.446"></a> -<span class="sourceLineNo">447</span><a name="line.447"></a> -<span class="sourceLineNo">448</span> /** The RegionInfo qualifier as a string */<a name="line.448"></a> -<span class="sourceLineNo">449</span> public static final String REGIONINFO_QUALIFIER_STR = "regioninfo";<a name="line.449"></a> -<span class="sourceLineNo">450</span><a name="line.450"></a> -<span class="sourceLineNo">451</span> /** The regioninfo column qualifier */<a name="line.451"></a> -<span class="sourceLineNo">452</span> public static final byte [] REGIONINFO_QUALIFIER = Bytes.toBytes(REGIONINFO_QUALIFIER_STR);<a name="line.452"></a> -<span class="sourceLineNo">453</span><a name="line.453"></a> -<span class="sourceLineNo">454</span> /** The server column qualifier */<a name="line.454"></a> -<span class="sourceLineNo">455</span> public static final String SERVER_QUALIFIER_STR = "server";<a name="line.455"></a> -<span class="sourceLineNo">456</span> /** The server column qualifier */<a name="line.456"></a> -<span class="sourceLineNo">457</span> public static final byte [] SERVER_QUALIFIER = Bytes.toBytes(SERVER_QUALIFIER_STR);<a name="line.457"></a> -<span class="sourceLineNo">458</span><a name="line.458"></a> -<span class="sourceLineNo">459</span> /** The startcode column qualifier */<a name="line.459"></a> -<span class="sourceLineNo">460</span> public static final String STARTCODE_QUALIFIER_STR = "serverstartcode";<a name="line.460"></a> -<span class="sourceLineNo">461</span> /** The startcode column qualifier */<a name="line.461"></a> -<span class="sourceLineNo">462</span> public static final byte [] STARTCODE_QUALIFIER = Bytes.toBytes(STARTCODE_QUALIFIER_STR);<a name="line.462"></a> -<span class="sourceLineNo">463</span><a name="line.463"></a> -<span class="sourceLineNo">464</span> /** The open seqnum column qualifier */<a name="line.464"></a> -<span class="sourceLineNo">465</span> public static final String SEQNUM_QUALIFIER_STR = "seqnumDuringOpen";<a name="line.465"></a> -<span class="sourceLineNo">466</span> /** The open seqnum column qualifier */<a name="line.466"></a> -<span class="sourceLineNo">467</span> public static final byte [] SEQNUM_QUALIFIER = Bytes.toBytes(SEQNUM_QUALIFIER_STR);<a name="line.467"></a> -<span class="sourceLineNo">468</span><a name="line.468"></a> -<span class="sourceLineNo">469</span> /** The state column qualifier */<a name="line.469"></a> -<span class="sourceLineNo">470</span> public static final String STATE_QUALIFIER_STR = "state";<a name="line.470"></a> -<span class="sourceLineNo">471</span><a name="line.471"></a> -<span class="sourceLineNo">472</span> public static final byte [] STATE_QUALIFIER = Bytes.toBytes(STATE_QUALIFIER_STR);<a name="line.472"></a> -<span class="sourceLineNo">473</span><a name="line.473"></a> -<span class="sourceLineNo">474</span> /**<a name="line.474"></a> -<span class="sourceLineNo">475</span> * The serverName column qualifier. Its the server where the region is<a name="line.475"></a> -<span class="sourceLineNo">476</span> * transitioning on, while column server is the server where the region is<a name="line.476"></a> -<span class="sourceLineNo">477</span> * opened on. They are the same when the region is in state OPEN.<a name="line.477"></a> -<span class="sourceLineNo">478</span> */<a name="line.478"></a> -<span class="sourceLineNo">479</span> public static final String SERVERNAME_QUALIFIER_STR = "sn";<a name="line.479"></a> -<span class="sourceLineNo">480</span><a name="line.480"></a> -<span class="sourceLineNo">481</span> public static final byte [] SERVERNAME_QUALIFIER = Bytes.toBytes(SERVERNAME_QUALIFIER_STR);<a name="line.481"></a> -<span class="sourceLineNo">482</span><a name="line.482"></a> -<span class="sourceLineNo">483</span> /** The lower-half split region column qualifier */<a name="line.483"></a> -<span class="sourceLineNo">484</span> public static final byte [] SPLITA_QUALIFIER = Bytes.toBytes("splitA");<a name="line.484"></a> -<span class="sourceLineNo">485</span><a name="line.485"></a> -<span class="sourceLineNo">486</span> /** The upper-half split region column qualifier */<a name="line.486"></a> -<span class="sourceLineNo">487</span> public static final byte [] SPLITB_QUALIFIER = Bytes.toBytes("splitB");<a name="line.487"></a> -<span class="sourceLineNo">488</span><a name="line.488"></a> -<span class="sourceLineNo">489</span> /** The lower-half merge region column qualifier */<a name="line.489"></a> -<span class="sourceLineNo">490</span> public static final byte[] MERGEA_QUALIFIER = Bytes.toBytes("mergeA");<a name="line.490"></a> -<span class="sourceLineNo">491</span><a name="line.491"></a> -<span class="sourceLineNo">492</span> /** The upper-half merge region column qualifier */<a name="line.492"></a> -<span class="sourceLineNo">493</span> public static final byte[] MERGEB_QUALIFIER = Bytes.toBytes("mergeB");<a name="line.493"></a> -<span class="sourceLineNo">494</span><a name="line.494"></a> -<span class="sourceLineNo">495</span> /** The catalog family as a string*/<a name="line.495"></a> -<span class="sourceLineNo">496</span> public static final String TABLE_FAMILY_STR = "table";<a name="line.496"></a> -<span class="sourceLineNo">497</span><a name="line.497"></a> -<span class="sourceLineNo">498</span> /** The catalog family */<a name="line.498"></a> -<span class="sourceLineNo">499</span> public static final byte [] TABLE_FAMILY = Bytes.toBytes(TABLE_FAMILY_STR);<a name="line.499"></a> -<span class="sourceLineNo">500</span><a name="line.500"></a> -<span class="sourceLineNo">501</span> /** The serialized table state qualifier */<a name="line.501"></a> -<span class="sourceLineNo">502</span> public static final byte[] TABLE_STATE_QUALIFIER = Bytes.toBytes("state");<a name="line.502"></a> -<span class="sourceLineNo">503</span><a name="line.503"></a> -<span class="sourceLineNo">504</span> /** The replication barrier family as a string*/<a name="line.504"></a> -<span class="sourceLineNo">505</span> public static final String REPLICATION_BARRIER_FAMILY_STR = "rep_barrier";<a name="line.505"></a> -<span class="sourceLineNo">506</span><a name="line.506"></a> -<span class="sourceLineNo">507</span> /** The replication barrier family */<a name="line.507"></a> -<span class="sourceLineNo">508</span> public static final byte[] REPLICATION_BARRIER_FAMILY =<a name="line.508"></a> -<span class="sourceLineNo">509</span> Bytes.toBytes(REPLICATION_BARRIER_FAMILY_STR);<a name="line.509"></a> -<span class="sourceLineNo">510</span><a name="line.510"></a> -<span class="sourceLineNo">511</span> /**<a name="line.511"></a> -<span class="sourceLineNo">512</span> * The meta table version column qualifier.<a name="line.512"></a> -<span class="sourceLineNo">513</span> * We keep current version of the meta table in this column in <code>-ROOT-</code><a name="line.513"></a> -<span class="sourceLineNo">514</span> * table: i.e. in the 'info:v' column.<a name="line.514"></a> -<span class="sourceLineNo">515</span> */<a name="line.515"></a> -<span class="sourceLineNo">516</span> public static final byte [] META_VERSION_QUALIFIER = Bytes.toBytes("v");<a name="line.516"></a> -<span class="sourceLineNo">517</span><a name="line.517"></a> -<span class="sourceLineNo">518</span> /**<a name="line.518"></a> -<span class="sourceLineNo">519</span> * The current version of the meta table.<a name="line.519"></a> -<span class="sourceLineNo">520</span> * - pre-hbase 0.92. There is no META_VERSION column in the root table<a name="line.520"></a> -<span class="sourceLineNo">521</span> * in this case. The meta has HTableDescriptor serialized into the HRegionInfo;<a name="line.521"></a> -<span class="sourceLineNo">522</span> * - version 0 is 0.92 and 0.94. Meta data has serialized HRegionInfo's using<a name="line.522"></a> -<span class="sourceLineNo">523</span> * Writable serialization, and HRegionInfo's does not contain HTableDescriptors.<a name="line.523"></a> -<span class="sourceLineNo">524</span> * - version 1 for 0.96+ keeps HRegionInfo data structures, but changes the<a name="line.524"></a> -<span class="sourceLineNo">525</span> * byte[] serialization from Writables to Protobuf.<a name="line.525"></a> -<span class="sourceLineNo">526</span> * See HRegionInfo.VERSION<a name="line.526"></a> -<span class="sourceLineNo">527</span> */<a name="line.527"></a> -<span class="sourceLineNo">528</span> public static final short META_VERSION = 1;<a name="line.528"></a> -<span class="sourceLineNo">529</span><a name="line.529"></a> -<span class="sourceLineNo">530</span> // Other constants<a name="line.530"></a> -<span class="sourceLineNo">531</span><a name="line.531"></a> -<span class="sourceLineNo">532</span> /**<a name="line.532"></a> -<span class="sourceLineNo">533</span> * An empty byte array instance.<a name="line.533"></a> -<span class="sourceLineNo">534</span> */<a name="line.534"></a> -<span class="sourceLineNo">535</span> public static final byte [] EMPTY_BYTE_ARRAY = new byte [0];<a name="line.535"></a> -<span class="sourceLineNo">536</span><a name="line.536"></a> -<span class="sourceLineNo">537</span> /**<a name="line.537"></a> -<span class="sourceLineNo">538</span> * An empty string instance.<a name="line.538"></a> -<span class="sourceLineNo">539</span> */<a name="line.539"></a> -<span class="sourceLineNo">540</span> public static final String EMPTY_STRING = "";<a name="line.540"></a> -<span class="sourceLineNo">541</span><a name="line.541"></a> -<span class="sourceLineNo">542</span> public static final ByteBuffer EMPTY_BYTE_BUFFER = ByteBuffer.wrap(EMPTY_BYTE_ARRAY);<a name="line.542"></a> -<span class="sourceLineNo">543</span><a name="line.543"></a> -<span class="sourceLineNo">544</span> /**<a name="line.544"></a> -<span class="sourceLineNo">545</span> * Used by scanners, etc when they want to start at the beginning of a region<a name="line.545"></a> -<span class="sourceLineNo">546</span> */<a name="line.546"></a> -<span class="sourceLineNo">547</span> public static final byte [] EMPTY_START_ROW = EMPTY_BYTE_ARRAY;<a name="line.547"></a> -<span class="sourceLineNo">548</span><a name="line.548"></a> -<span class="sourceLineNo">549</span> /**<a name="line.549"></a> -<span class="sourceLineNo">550</span> * Last row in a table.<a name="line.550"></a> -<span class="sourceLineNo">551</span> */<a name="line.551"></a> -<span class="sourceLineNo">552</span> public static final byte [] EMPTY_END_ROW = EMPTY_START_ROW;<a name="line.552"></a> -<span class="sourceLineNo">553</span><a name="line.553"></a> -<span class="sourceLineNo">554</span> /**<a name="line.554"></a> -<span class="sourceLineNo">555</span> * Used by scanners and others when they're trying to detect the end of a<a name="line.555"></a> -<span class="sourceLineNo">556</span> * table<a name="line.556"></a> -<span class="sourceLineNo">557</span> */<a name="line.557"></a> -<span class="sourceLineNo">558</span> public static final byte [] LAST_ROW = EMPTY_BYTE_ARRAY;<a name="line.558"></a> +<span class="sourceLineNo">029</span>import org.apache.commons.lang3.ArrayUtils;<a name="line.29"></a> +<span class="sourceLineNo">030</span>import org.apache.hadoop.hbase.util.Bytes;<a name="line.30"></a> +<span class="sourceLineNo">031</span>import org.apache.yetus.audience.InterfaceAudience;<a name="line.31"></a> +<span class="sourceLineNo">032</span><a name="line.32"></a> +<span class="sourceLineNo">033</span>/**<a name="line.33"></a> +<span class="sourceLineNo">034</span> * HConstants holds a bunch of HBase-related constants<a name="line.34"></a> +<span class="sourceLineNo">035</span> */<a name="line.35"></a> +<span class="sourceLineNo">036</span>@InterfaceAudience.Public<a name="line.36"></a> +<span class="sourceLineNo">037</span>public final class HConstants {<a name="line.37"></a> +<span class="sourceLineNo">038</span> // NOTICE!!!! Please do not add a constants here, unless they are referenced by a lot of classes.<a name="line.38"></a> +<span class="sourceLineNo">039</span><a name="line.39"></a> +<span class="sourceLineNo">040</span> //Bytes.UTF8_ENCODING should be updated if this changed<a name="line.40"></a> +<span class="sourceLineNo">041</span> /** When we encode strings, we always specify UTF8 encoding */<a name="line.41"></a> +<span class="sourceLineNo">042</span> public static final String UTF8_ENCODING = "UTF-8";<a name="line.42"></a> +<span class="sourceLineNo">043</span><a name="line.43"></a> +<span class="sourceLineNo">044</span> //Bytes.UTF8_CHARSET should be updated if this changed<a name="line.44"></a> +<span class="sourceLineNo">045</span> /** When we encode strings, we always specify UTF8 encoding */<a name="line.45"></a> +<span class="sourceLineNo">046</span> public static final Charset UTF8_CHARSET = Charset.forName(UTF8_ENCODING);<a name="line.46"></a> +<span class="sourceLineNo">047</span> /**<a name="line.47"></a> +<span class="sourceLineNo">048</span> * Default block size for an HFile.<a name="line.48"></a> +<span class="sourceLineNo">049</span> */<a name="line.49"></a> +<span class="sourceLineNo">050</span> public final static int DEFAULT_BLOCKSIZE = 64 * 1024;<a name="line.50"></a> +<span class="sourceLineNo">051</span><a name="line.51"></a> +<span class="sourceLineNo">052</span> /** Used as a magic return value while optimized index key feature enabled(HBASE-7845) */<a name="line.52"></a> +<span class="sourceLineNo">053</span> public final static int INDEX_KEY_MAGIC = -2;<a name="line.53"></a> +<span class="sourceLineNo">054</span> /*<a name="line.54"></a> +<span class="sourceLineNo">055</span> * Name of directory that holds recovered edits written by the wal log<a name="line.55"></a> +<span class="sourceLineNo">056</span> * splitting code, one per region<a name="line.56"></a> +<span class="sourceLineNo">057</span> */<a name="line.57"></a> +<span class="sourceLineNo">058</span> public static final String RECOVERED_EDITS_DIR = "recovered.edits";<a name="line.58"></a> +<span class="sourceLineNo">059</span> /**<a name="line.59"></a> +<span class="sourceLineNo">060</span> * The first four bytes of Hadoop RPC connections<a name="line.60"></a> +<span class="sourceLineNo">061</span> */<a name="line.61"></a> +<span class="sourceLineNo">062</span> public static final byte[] RPC_HEADER = new byte[] { 'H', 'B', 'a', 's' };<a name="line.62"></a> +<span class="sourceLineNo">063</span> public static final byte RPC_CURRENT_VERSION = 0;<a name="line.63"></a> +<span class="sourceLineNo">064</span><a name="line.64"></a> +<span class="sourceLineNo">065</span> // HFileBlock constants. TODO!!!! THESE DEFINES BELONG IN HFILEBLOCK, NOT UP HERE.<a name="line.65"></a> +<span class="sourceLineNo">066</span> // Needed down in hbase-common though by encoders but these encoders should not be dealing<a name="line.66"></a> +<span class="sourceLineNo">067</span> // in the internals of hfileblocks. Fix encapsulation.<a name="line.67"></a> +<span class="sourceLineNo">068</span><a name="line.68"></a> +<span class="sourceLineNo">069</span> /** The size data structures with minor version is 0 */<a name="line.69"></a> +<span class="sourceLineNo">070</span> public static final int HFILEBLOCK_HEADER_SIZE_NO_CHECKSUM = MAGIC_LENGTH + 2 * Bytes.SIZEOF_INT<a name="line.70"></a> +<span class="sourceLineNo">071</span> + Bytes.SIZEOF_LONG;<a name="line.71"></a> +<span class="sourceLineNo">072</span> /** The size of a version 2 HFile block header, minor version 1.<a name="line.72"></a> +<span class="sourceLineNo">073</span> * There is a 1 byte checksum type, followed by a 4 byte bytesPerChecksum<a name="line.73"></a> +<span class="sourceLineNo">074</span> * followed by another 4 byte value to store sizeofDataOnDisk.<a name="line.74"></a> +<span class="sourceLineNo">075</span> */<a name="line.75"></a> +<span class="sourceLineNo">076</span> public static final int HFILEBLOCK_HEADER_SIZE = HFILEBLOCK_HEADER_SIZE_NO_CHECKSUM +<a name="line.76"></a> +<span class="sourceLineNo">077</span> Bytes.SIZEOF_BYTE + 2 * Bytes.SIZEOF_INT;<a name="line.77"></a> +<span class="sourceLineNo">078</span> /** Just an array of bytes of the right size. */<a name="line.78"></a> +<span class="sourceLineNo">079</span> public static final byte[] HFILEBLOCK_DUMMY_HEADER = new byte[HFILEBLOCK_HEADER_SIZE];<a name="line.79"></a> +<span class="sourceLineNo">080</span><a name="line.80"></a> +<span class="sourceLineNo">081</span> //End HFileBlockConstants.<a name="line.81"></a> +<span class="sourceLineNo">082</span><a name="line.82"></a> +<span class="sourceLineNo">083</span> /**<a name="line.83"></a> +<span class="sourceLineNo">084</span> * Status codes used for return values of bulk operations.<a name="line.84"></a> +<span class="sourceLineNo">085</span> */<a name="line.85"></a> +<span class="sourceLineNo">086</span> @InterfaceAudience.Private<a name="line.86"></a> +<span class="sourceLineNo">087</span> public enum OperationStatusCode {<a name="line.87"></a> +<span class="sourceLineNo">088</span> NOT_RUN,<a name="line.88"></a> +<span class="sourceLineNo">089</span> SUCCESS,<a name="line.89"></a> +<span class="sourceLineNo">090</span> BAD_FAMILY,<a name="line.90"></a> +<span class="sourceLineNo">091</span> STORE_TOO_BUSY,<a name="line.91"></a> +<span class="sourceLineNo">092</span> SANITY_CHECK_FAILURE,<a name="line.92"></a> +<span class="sourceLineNo">093</span> FAILURE<a name="line.93"></a> +<span class="sourceLineNo">094</span> }<a name="line.94"></a> +<span class="sourceLineNo">095</span><a name="line.95"></a> +<span class="sourceLineNo">096</span> /** long constant for zero */<a name="line.96"></a> +<span class="sourceLineNo">097</span> public static final Long ZERO_L = Long.valueOf(0L);<a name="line.97"></a> +<span class="sourceLineNo">098</span> public static final String NINES = "99999999999999";<a name="line.98"></a> +<span class="sourceLineNo">099</span> public static final String ZEROES = "00000000000000";<a name="line.99"></a> +<span class="sourceLineNo">100</span><a name="line.100"></a> +<span class="sourceLineNo">101</span> // For migration<a name="line.101"></a> +<span class="sourceLineNo">102</span><a name="line.102"></a> +<span class="sourceLineNo">103</span> /** name of version file */<a name="line.103"></a> +<span class="sourceLineNo">104</span> public static final String VERSION_FILE_NAME = "hbase.version";<a name="line.104"></a> +<span class="sourceLineNo">105</span><a name="line.105"></a> +<span class="sourceLineNo">106</span> /**<a name="line.106"></a> +<span class="sourceLineNo">107</span> * Current version of file system.<a name="line.107"></a> +<span class="sourceLineNo">108</span> * Version 4 supports only one kind of bloom filter.<a name="line.108"></a> +<span class="sourceLineNo">109</span> * Version 5 changes versions in catalog table regions.<a name="line.109"></a> +<span class="sourceLineNo">110</span> * Version 6 enables blockcaching on catalog tables.<a name="line.110"></a> +<span class="sourceLineNo">111</span> * Version 7 introduces hfile -- hbase 0.19 to 0.20..<a name="line.111"></a> +<span class="sourceLineNo">112</span> * Version 8 introduces namespace<a name="line.112"></a> +<span class="sourceLineNo">113</span> */<a name="line.113"></a> +<span class="sourceLineNo">114</span> // public static final String FILE_SYSTEM_VERSION = "6";<a name="line.114"></a> +<span class="sourceLineNo">115</span> public static final String FILE_SYSTEM_VERSION = "8";<a name="line.115"></a> +<span class="sourceLineNo">116</span><a name="line.116"></a> +<span class="sourceLineNo">117</span> // Configuration parameters<a name="line.117"></a> +<span class="sourceLineNo">118</span><a name="line.118"></a> +<span class="sourceLineNo">119</span> //TODO: Is having HBase homed on port 60k OK?<a name="line.119"></a> +<span class="sourceLineNo">120</span><a name="line.120"></a> +<span class="sourceLineNo">121</span> /** Cluster is in distributed mode or not */<a name="line.121"></a> +<span class="sourceLineNo">122</span> public static final String CLUSTER_DISTRIBUTED = "hbase.cluster.distributed";<a name="line.122"></a> +<span class="sourceLineNo">123</span><a name="line.123"></a> +<span class="sourceLineNo">124</span> /** Config for pluggable load balancers */<a name="line.124"></a> +<span class="sourceLineNo">125</span> public static final String HBASE_MASTER_LOADBALANCER_CLASS = "hbase.master.loadbalancer.class";<a name="line.125"></a> +<span class="sourceLineNo">126</span><a name="line.126"></a> +<span class="sourceLineNo">127</span> /** Config for balancing the cluster by table */<a name="line.127"></a> +<span class="sourceLineNo">128</span> public static final String HBASE_MASTER_LOADBALANCE_BYTABLE = "hbase.master.loadbalance.bytable";<a name="line.128"></a> +<span class="sourceLineNo">129</span><a name="line.129"></a> +<span class="sourceLineNo">130</span> /** Config for the max percent of regions in transition */<a name="line.130"></a> +<span class="sourceLineNo">131</span> public static final String HBASE_MASTER_BALANCER_MAX_RIT_PERCENT =<a name="line.131"></a> +<span class="sourceLineNo">132</span> "hbase.master.balancer.maxRitPercent";<a name="line.132"></a> +<span class="sourceLineNo">133</span><a name="line.133"></a> +<span class="sourceLineNo">134</span> /** Default value for the max percent of regions in transition */<a name="line.134"></a> +<span class="sourceLineNo">135</span> public static final double DEFAULT_HBASE_MASTER_BALANCER_MAX_RIT_PERCENT = 1.0;<a name="line.135"></a> +<span class="sourceLineNo">136</span><a name="line.136"></a> +<span class="sourceLineNo">137</span> /** Config for the max balancing time */<a name="line.137"></a> +<span class="sourceLineNo">138</span> public static final String HBASE_BALANCER_MAX_BALANCING = "hbase.balancer.max.balancing";<a name="line.138"></a> +<span class="sourceLineNo">139</span><a name="line.139"></a> +<span class="sourceLineNo">140</span> /** Config for the balancer period */<a name="line.140"></a> +<span class="sourceLineNo">141</span> public static final String HBASE_BALANCER_PERIOD = "hbase.balancer.period";<a name="line.141"></a> +<span class="sourceLineNo">142</span><a name="line.142"></a> +<span class="sourceLineNo">143</span> /** Default value for the balancer period */<a name="line.143"></a> +<span class="sourceLineNo">144</span> public static final int DEFAULT_HBASE_BALANCER_PERIOD = 300000;<a name="line.144"></a> +<span class="sourceLineNo">145</span><a name="line.145"></a> +<span class="sourceLineNo">146</span> /** The name of the ensemble table */<a name="line.146"></a> +<span class="sourceLineNo">147</span> public static final TableName ENSEMBLE_TABLE_NAME = TableName.valueOf("hbase:ensemble");<a name="line.147"></a> +<span class="sourceLineNo">148</span><a name="line.148"></a> +<span class="sourceLineNo">149</span> /** Config for pluggable region normalizer */<a name="line.149"></a> +<span class="sourceLineNo">150</span> public static final String HBASE_MASTER_NORMALIZER_CLASS =<a name="line.150"></a> +<span class="sourceLineNo">151</span> "hbase.master.normalizer.class";<a name="line.151"></a> +<span class="sourceLineNo">152</span><a name="line.152"></a> +<span class="sourceLineNo">153</span> /** Cluster is standalone or pseudo-distributed */<a name="line.153"></a> +<span class="sourceLineNo">154</span> public static final boolean CLUSTER_IS_LOCAL = false;<a name="line.154"></a> +<span class="sourceLineNo">155</span><a name="line.155"></a> +<span class="sourceLineNo">156</span> /** Default value for cluster distributed mode */<a name="line.156"></a> +<span class="sourceLineNo">157</span> public static final boolean DEFAULT_CLUSTER_DISTRIBUTED = CLUSTER_IS_LOCAL;<a name="line.157"></a> +<span class="sourceLineNo">158</span><a name="line.158"></a> +<span class="sourceLineNo">159</span> /** default host address */<a name="line.159"></a> +<span class="sourceLineNo">160</span> public static final String DEFAULT_HOST = "0.0.0.0";<a name="line.160"></a> +<span class="sourceLineNo">161</span><a name="line.161"></a> +<span class="sourceLineNo">162</span> /** Parameter name for port master listens on. */<a name="line.162"></a> +<span class="sourceLineNo">163</span> public static final String MASTER_PORT = "hbase.master.port";<a name="line.163"></a> +<span class="sourceLineNo">164</span><a name="line.164"></a> +<span class="sourceLineNo">165</span> /** default port that the master listens on */<a name="line.165"></a> +<span class="sourceLineNo">166</span> public static final int DEFAULT_MASTER_PORT = 16000;<a name="line.166"></a> +<span class="sourceLineNo">167</span><a name="line.167"></a> +<span class="sourceLineNo">168</span> /** default port for master web api */<a name="line.168"></a> +<span class="sourceLineNo">169</span> public static final int DEFAULT_MASTER_INFOPORT = 16010;<a name="line.169"></a> +<span class="sourceLineNo">170</span><a name="line.170"></a> +<span class="sourceLineNo">171</span> /** Configuration key for master web API port */<a name="line.171"></a> +<span class="sourceLineNo">172</span> public static final String MASTER_INFO_PORT = "hbase.master.info.port";<a name="line.172"></a> +<span class="sourceLineNo">173</span><a name="line.173"></a> +<span class="sourceLineNo">174</span> /** Parameter name for the master type being backup (waits for primary to go inactive). */<a name="line.174"></a> +<span class="sourceLineNo">175</span> public static final String MASTER_TYPE_BACKUP = "hbase.master.backup";<a name="line.175"></a> +<span class="sourceLineNo">176</span><a name="line.176"></a> +<span class="sourceLineNo">177</span> /**<a name="line.177"></a> +<span class="sourceLineNo">178</span> * by default every master is a possible primary master unless the conf explicitly overrides it<a name="line.178"></a> +<span class="sourceLineNo">179</span> */<a name="line.179"></a> +<span class="sourceLineNo">180</span> public static final boolean DEFAULT_MASTER_TYPE_BACKUP = false;<a name="line.180"></a> +<span class="sourceLineNo">181</span><a name="line.181"></a> +<span class="sourceLineNo">182</span> /** Name of ZooKeeper quorum configuration parameter. */<a name="line.182"></a> +<span class="sourceLineNo">183</span> public static final String ZOOKEEPER_QUORUM = "hbase.zookeeper.quorum";<a name="line.183"></a> +<span class="sourceLineNo">184</span><a name="line.184"></a> +<span class="sourceLineNo">185</span> /** Name of ZooKeeper quorum configuration parameter for client to locate meta. */<a name="line.185"></a> +<span class="sourceLineNo">186</span> public static final String CLIENT_ZOOKEEPER_QUORUM = "hbase.client.zookeeper.quorum";<a name="line.186"></a> +<span class="sourceLineNo">187</span><a name="line.187"></a> +<span class="sourceLineNo">188</span> /** Client port of ZooKeeper for client to locate meta */<a name="line.188"></a> +<span class="sourceLineNo">189</span> public static final String CLIENT_ZOOKEEPER_CLIENT_PORT =<a name="line.189"></a> +<span class="sourceLineNo">190</span> "hbase.client.zookeeper.property.clientPort";<a name="line.190"></a> +<span class="sourceLineNo">191</span><a name="line.191"></a> +<span class="sourceLineNo">192</span> /** Indicate whether the client ZK are observer nodes of the server ZK */<a name="line.192"></a> +<span class="sourceLineNo">193</span> public static final String CLIENT_ZOOKEEPER_OBSERVER_MODE =<a name="line.193"></a> +<span class="sourceLineNo">194</span> "hbase.client.zookeeper.observer.mode";<a name="line.194"></a> +<span class="sourceLineNo">195</span> /** Assuming client zk not in observer mode and master need to synchronize information */<a name="line.195"></a> +<span class="sourceLineNo">196</span> public static final boolean DEFAULT_CLIENT_ZOOKEEPER_OBSERVER_MODE = false;<a name="line.196"></a> +<span class="sourceLineNo">197</span><a name="line.197"></a> +<span class="sourceLineNo">198</span> /** Common prefix of ZooKeeper configuration properties */<a name="line.198"></a> +<span class="sourceLineNo">199</span> public static final String ZK_CFG_PROPERTY_PREFIX =<a name="line.199"></a> +<span class="sourceLineNo">200</span> "hbase.zookeeper.property.";<a name="line.200"></a> +<span class="sourceLineNo">201</span><a name="line.201"></a> +<span class="sourceLineNo">202</span> public static final int ZK_CFG_PROPERTY_PREFIX_LEN =<a name="line.202"></a> +<span class="sourceLineNo">203</span> ZK_CFG_PROPERTY_PREFIX.length();<a name="line.203"></a> +<span class="sourceLineNo">204</span><a name="line.204"></a> +<span class="sourceLineNo">205</span> /**<a name="line.205"></a> +<span class="sourceLineNo">206</span> * The ZK client port key in the ZK properties map. The name reflects the<a name="line.206"></a> +<span class="sourceLineNo">207</span> * fact that this is not an HBase configuration key.<a name="line.207"></a> +<span class="sourceLineNo">208</span> */<a name="line.208"></a> +<span class="sourceLineNo">209</span> public static final String CLIENT_PORT_STR = "clientPort";<a name="line.209"></a> +<span class="sourceLineNo">210</span><a name="line.210"></a> +<span class="sourceLineNo">211</span> /** Parameter name for the client port that the zookeeper listens on */<a name="line.211"></a> +<span class="sourceLineNo">212</span> public static final String ZOOKEEPER_CLIENT_PORT =<a name="line.212"></a> +<span class="sourceLineNo">213</span> ZK_CFG_PROPERTY_PREFIX + CLIENT_PORT_STR;<a name="line.213"></a> +<span class="sourceLineNo">214</span><a name="line.214"></a> +<span class="sourceLineNo">215</span> /** Default client port that the zookeeper listens on */<a name="line.215"></a> +<span class="sourceLineNo">216</span> public static final int DEFAULT_ZOOKEEPER_CLIENT_PORT = 2181;<a name="line.216"></a> +<span class="sourceLineNo">217</span><a name="line.217"></a> +<span class="sourceLineNo">218</span> /** Parameter name for the root dir in ZK for this cluster */<a name="line.218"></a> +<span class="sourceLineNo">219</span> public static final String ZOOKEEPER_ZNODE_PARENT = "zookeeper.znode.parent";<a name="line.219"></a> +<span class="sourceLineNo">220</span><a name="line.220"></a> +<span class="sourceLineNo">221</span> public static final String DEFAULT_ZOOKEEPER_ZNODE_PARENT = "/hbase";<a name="line.221"></a> +<span class="sourceLineNo">222</span><a name="line.222"></a> +<span class="sourceLineNo">223</span> /**<a name="line.223"></a> +<span class="sourceLineNo">224</span> * Parameter name for the limit on concurrent client-side zookeeper<a name="line.224"></a> +<span class="sourceLineNo">225</span> * connections<a name="line.225"></a> +<span class="sourceLineNo">226</span> */<a name="line.226"></a> +<span class="sourceLineNo">227</span> public static final String ZOOKEEPER_MAX_CLIENT_CNXNS =<a name="line.227"></a> +<span class="sourceLineNo">228</span> ZK_CFG_PROPERTY_PREFIX + "maxClientCnxns";<a name="line.228"></a> +<span class="sourceLineNo">229</span><a name="line.229"></a> +<span class="sourceLineNo">230</span> /** Parameter name for the ZK data directory */<a name="line.230"></a> +<span class="sourceLineNo">231</span> public static final String ZOOKEEPER_DATA_DIR =<a name="line.231"></a> +<span class="sourceLineNo">232</span> ZK_CFG_PROPERTY_PREFIX + "dataDir";<a name="line.232"></a> +<span class="sourceLineNo">233</span><a name="line.233"></a> +<span class="sourceLineNo">234</span> /** Parameter name for the ZK tick time */<a name="line.234"></a> +<span class="sourceLineNo">235</span> public static final String ZOOKEEPER_TICK_TIME =<a name="line.235"></a> +<span class="sourceLineNo">236</span> ZK_CFG_PROPERTY_PREFIX + "tickTime";<a name="line.236"></a> +<span class="sourceLineNo">237</span><a name="line.237"></a> +<span class="sourceLineNo">238</span> /** Default limit on concurrent client-side zookeeper connections */<a name="line.238"></a> +<span class="sourceLineNo">239</span> public static final int DEFAULT_ZOOKEEPER_MAX_CLIENT_CNXNS = 300;<a name="line.239"></a> +<span class="sourceLineNo">240</span><a name="line.240"></a> +<span class="sourceLineNo">241</span> /** Configuration key for ZooKeeper session timeout */<a name="line.241"></a> +<span class="sourceLineNo">242</span> public static final String ZK_SESSION_TIMEOUT = "zookeeper.session.timeout";<a name="line.242"></a> +<span class="sourceLineNo">243</span><a name="line.243"></a> +<span class="sourceLineNo">244</span> /** Default value for ZooKeeper session timeout */<a name="line.244"></a> +<span class="sourceLineNo">245</span> public static final int DEFAULT_ZK_SESSION_TIMEOUT = 90 * 1000;<a name="line.245"></a> +<span class="sourceLineNo">246</span><a name="line.246"></a> +<span class="sourceLineNo">247</span> /** Parameter name for port region server listens on. */<a name="line.247"></a> +<span class="sourceLineNo">248</span> public static final String REGIONSERVER_PORT = "hbase.regionserver.port";<a name="line.248"></a> +<span class="sourceLineNo">249</span><a name="line.249"></a> +<span class="sourceLineNo">250</span> /** Default port region server listens on. */<a name="line.250"></a> +<span class="sourceLineNo">251</span> public static final int DEFAULT_REGIONSERVER_PORT = 16020;<a name="line.251"></a> +<span class="sourceLineNo">252</span><a name="line.252"></a> +<span class="sourceLineNo">253</span> /** default port for region server web api */<a name="line.253"></a> +<span class="sourceLineNo">254</span> public static final int DEFAULT_REGIONSERVER_INFOPORT = 16030;<a name="line.254"></a> +<span class="sourceLineNo">255</span><a name="line.255"></a> +<span class="sourceLineNo">256</span> /** A configuration key for regionserver info port */<a name="line.256"></a> +<span class="sourceLineNo">257</span> public static final String REGIONSERVER_INFO_PORT =<a name="line.257"></a> +<span class="sourceLineNo">258</span> "hbase.regionserver.info.port";<a name="line.258"></a> +<span class="sourceLineNo">259</span><a name="line.259"></a> +<span class="sourceLineNo">260</span> /** A flag that enables automatic selection of regionserver info port */<a name="line.260"></a> +<span class="sourceLineNo">261</span> public static final String REGIONSERVER_INFO_PORT_AUTO =<a name="line.261"></a> +<span class="sourceLineNo">262</span> REGIONSERVER_INFO_PORT + ".auto";<a name="line.262"></a> +<span class="sourceLineNo">263</span><a name="line.263"></a> +<span class="sourceLineNo">264</span> /** Parameter name for what region server implementation to use. */<a name="line.264"></a> +<span class="sourceLineNo">265</span> public static final String REGION_SERVER_IMPL= "hbase.regionserver.impl";<a name="line.265"></a> +<span class="sourceLineNo">266</span><a name="line.266"></a> +<span class="sourceLineNo">267</span> /** Parameter name for what master implementation to use. */<a name="line.267"></a> +<span class="sourceLineNo">268</span> public static final String MASTER_IMPL= "hbase.master.impl";<a name="line.268"></a> +<span class="sourceLineNo">269</span><a name="line.269"></a> +<span class="sourceLineNo">270</span> /** Parameter name for how often threads should wake up */<a name="line.270"></a> +<span class="sourceLineNo">271</span> public static final String THREAD_WAKE_FREQUENCY = "hbase.server.thread.wakefrequency";<a name="line.271"></a> +<span class="sourceLineNo">272</span><a name="line.272"></a> +<span class="sourceLineNo">273</span> /** Default value for thread wake frequency */<a name="line.273"></a> +<span class="sourceLineNo">274</span> public static final int DEFAULT_THREAD_WAKE_FREQUENCY = 10 * 1000;<a name="line.274"></a> +<span class="sourceLineNo">275</span><a name="line.275"></a> +<span class="sourceLineNo">276</span> /** Parameter name for how often we should try to write a version file, before failing */<a name="line.276"></a> +<span class="sourceLineNo">277</span> public static final String VERSION_FILE_WRITE_ATTEMPTS = "hbase.server.versionfile.writeattempts";<a name="line.277"></a> +<span class="sourceLineNo">278</span><a name="line.278"></a> +<span class="sourceLineNo">279</span> /** Parameter name for how often we should try to write a version file, before failing */<a name="line.279"></a> +<span class="sourceLineNo">280</span> public static final int DEFAULT_VERSION_FILE_WRITE_ATTEMPTS = 3;<a name="line.280"></a> +<span class="sourceLineNo">281</span><a name="line.281"></a> +<span class="sourceLineNo">282</span> /** Parameter name and default value for how often a region should perform a major compaction */<a name="line.282"></a> +<span class="sourceLineNo">283</span> public static final String MAJOR_COMPACTION_PERIOD = "hbase.hregion.majorcompaction";<a name="line.283"></a> +<span class="sourceLineNo">284</span> public static final long DEFAULT_MAJOR_COMPACTION_PERIOD = 1000 * 60 * 60 * 24 * 7; // 7 days<a name="line.284"></a> +<span class="sourceLineNo">285</span><a name="line.285"></a> +<span class="sourceLineNo">286</span> /**<a name="line.286"></a> +<span class="sourceLineNo">287</span> * Parameter name and default value for major compaction jitter.<a name="line.287"></a> +<span class="sourceLineNo">288</span> * Used as a multiplier applied to {@link HConstants#MAJOR_COMPACTION_PERIOD}<a name="line.288"></a> +<span class="sourceLineNo">289</span> * to cause compaction to occur a given amount of time either side of<a name="line.289"></a> +<span class="sourceLineNo">290</span> * {@link HConstants#MAJOR_COMPACTION_PERIOD}.<a name="line.290"></a> +<span class="sourceLineNo">291</span> * Default to 0.5 so jitter has us fall evenly either side of when the compaction should run.<a name="line.291"></a> +<span class="sourceLineNo">292</span> */<a name="line.292"></a> +<span class="sourceLineNo">293</span> public static final String MAJOR_COMPACTION_JITTER = "hbase.hregion.majorcompaction.jitter";<a name="line.293"></a> +<span class="sourceLineNo">294</span> public static final float DEFAULT_MAJOR_COMPACTION_JITTER = 0.50F;<a name="line.294"></a> +<span class="sourceLineNo">295</span><a name="line.295"></a> +<span class="sourceLineNo">296</span> /** Parameter name for the maximum batch of KVs to be used in flushes and compactions */<a name="line.296"></a> +<span class="sourceLineNo">297</span> public static final String COMPACTION_KV_MAX = "hbase.hstore.compaction.kv.max";<a name="line.297"></a> +<span class="sourceLineNo">298</span> public static final int COMPACTION_KV_MAX_DEFAULT = 10;<a name="line.298"></a> +<span class="sourceLineNo">299</span><a name="line.299"></a> +<span class="sourceLineNo">300</span> /** Parameter name for HBase instance root directory */<a name="line.300"></a> +<span class="sourceLineNo">301</span> public static final String HBASE_DIR = "hbase.rootdir";<a name="line.301"></a> +<span class="sourceLineNo">302</span><a name="line.302"></a> +<span class="sourceLineNo">303</span> /** Parameter name for HBase client IPC pool type */<a name="line.303"></a> +<span class="sourceLineNo">304</span> public static final String HBASE_CLIENT_IPC_POOL_TYPE = "hbase.client.ipc.pool.type";<a name="line.304"></a> +<span class="sourceLineNo">305</span><a name="line.305"></a> +<span class="sourceLineNo">306</span> /** Parameter name for HBase client IPC pool size */<a name="line.306"></a> +<span class="sourceLineNo">307</span> public static final String HBASE_CLIENT_IPC_POOL_SIZE = "hbase.client.ipc.pool.size";<a name="line.307"></a> +<span class="sourceLineNo">308</span><a name="line.308"></a> +<span class="sourceLineNo">309</span> /** Parameter name for HBase client operation timeout. */<a name="line.309"></a> +<span class="sourceLineNo">310</span> public static final String HBASE_CLIENT_OPERATION_TIMEOUT = "hbase.client.operation.timeout";<a name="line.310"></a> +<span class="sourceLineNo">311</span><a name="line.311"></a> +<span class="sourceLineNo">312</span> /** Parameter name for HBase client operation timeout. */<a name="line.312"></a> +<span class="sourceLineNo">313</span> public static final String HBASE_CLIENT_META_OPERATION_TIMEOUT =<a name="line.313"></a> +<span class="sourceLineNo">314</span> "hbase.client.meta.operation.timeout";<a name="line.314"></a> +<span class="sourceLineNo">315</span><a name="line.315"></a> +<span class="sourceLineNo">316</span> /** Default HBase client operation timeout, which is tantamount to a blocking call */<a name="line.316"></a> +<span class="sourceLineNo">317</span> public static final int DEFAULT_HBASE_CLIENT_OPERATION_TIMEOUT = 1200000;<a name="line.317"></a> +<span class="sourceLineNo">318</span><a name="line.318"></a> +<span class="sourceLineNo">319</span> /** Parameter name for HBase client meta replica scan call timeout. */<a name="line.319"></a> +<span class="sourceLineNo">320</span> public static final String HBASE_CLIENT_META_REPLICA_SCAN_TIMEOUT =<a name="line.320"></a> +<span class="sourceLineNo">321</span> "hbase.client.meta.replica.scan.timeout";<a name="line.321"></a> +<span class="sourceLineNo">322</span><a name="line.322"></a> +<span class="sourceLineNo">323</span> /** Default HBase client meta replica scan call timeout, 1 second */<a name="line.323"></a> +<span class="sourceLineNo">324</span> public static final int HBASE_CLIENT_META_REPLICA_SCAN_TIMEOUT_DEFAULT = 1000000;<a name="line.324"></a> +<span class="sourceLineNo">325</span><a name="line.325"></a> +<span class="sourceLineNo">326</span> /** Used to construct the name of the log directory for a region server */<a name="line.326"></a> +<span class="sourceLineNo">327</span> public static final String HREGION_LOGDIR_NAME = "WALs";<a name="line.327"></a> +<span class="sourceLineNo">328</span><a name="line.328"></a> +<span class="sourceLineNo">329</span> /** Used to construct the name of the splitlog directory for a region server */<a name="line.329"></a> +<span class="sourceLineNo">330</span> public static final String SPLIT_LOGDIR_NAME = "splitWAL";<a name="line.330"></a> +<span class="sourceLineNo">331</span><a name="line.331"></a> +<span class="sourceLineNo">332</span> /** Like the previous, but for old logs that are about to be deleted */<a name="line.332"></a> +<span class="sourceLineNo">333</span> public static final String HREGION_OLDLOGDIR_NAME = "oldWALs";<a name="line.333"></a> +<span class="sourceLineNo">334</span><a name="line.334"></a> +<span class="sourceLineNo">335</span> /** Staging dir used by bulk load */<a name="line.335"></a> +<span class="sourceLineNo">336</span> public static final String BULKLOAD_STAGING_DIR_NAME = "staging";<a name="line.336"></a> +<span class="sourceLineNo">337</span><a name="line.337"></a> +<span class="sourceLineNo">338</span> public static final String CORRUPT_DIR_NAME = "corrupt";<a name="line.338"></a> +<span class="sourceLineNo">339</span><a name="line.339"></a> +<span class="sourceLineNo">340</span> /** Used by HBCK to sideline backup data */<a name="line.340"></a> +<span class="sourceLineNo">341</span> public static final String HBCK_SIDELINEDIR_NAME = ".hbck";<a name="line.341"></a> +<span class="sourceLineNo">342</span><a name="line.342"></a> +<span class="sourceLineNo">343</span> /** Any artifacts left from migration can be moved here */<a name="line.343"></a> +<span class="sourceLineNo">344</span> public static final String MIGRATION_NAME = ".migration";<a name="line.344"></a> +<span class="sourceLineNo">345</span><a name="line.345"></a> +<span class="sourceLineNo">346</span> /** Used to construct the name of the compaction directory during compaction */<a name="line.346"></a> +<span class="sourceLineNo">347</span> public static final String HREGION_COMPACTIONDIR_NAME = "compaction.dir";<a name="line.347"></a> +<span class="sourceLineNo">348</span><a name="line.348"></a> +<span class="sourceLineNo">349</span> /** Conf key for the max file size after which we split the region */<a name="line.349"></a> +<span class="sourceLineNo">350</span> public static final String HREGION_MAX_FILESIZE =<a name="line.350"></a> +<span class="sourceLineNo">351</span> "hbase.hregion.max.filesize";<a name="line.351"></a> +<span class="sourceLineNo">352</span><a name="line.352"></a> +<span class="sourceLineNo">353</span> /** Default maximum file size */<a name="line.353"></a> +<span class="sourceLineNo">354</span> public static final long DEFAULT_MAX_FILE_SIZE = 10 * 1024 * 1024 * 1024L;<a name="line.354"></a> +<span class="sourceLineNo">355</span><a name="line.355"></a> +<span class="sourceLineNo">356</span> /**<a name="line.356"></a> +<span class="sourceLineNo">357</span> * Max size of single row for Get's or Scan's without in-row scanning flag set.<a name="line.357"></a> +<span class="sourceLineNo">358</span> */<a name="line.358"></a> +<span class="sourceLineNo">359</span> public static final String TABLE_MAX_ROWSIZE_KEY = "hbase.table.max.rowsize";<a name="line.359"></a> +<span class="sourceLineNo">360</span><a name="line.360"></a> +<span class="sourceLineNo">361</span> /**<a name="line.361"></a> +<span class="sourceLineNo">362</span> * Default max row size (1 Gb).<a name="line.362"></a> +<span class="sourceLineNo">363</span> */<a name="line.363"></a> +<span class="sourceLineNo">364</span> public static final long TABLE_MAX_ROWSIZE_DEFAULT = 1024 * 1024 * 1024L;<a name="line.364"></a> +<span class="sourceLineNo">365</span><a name="line.365"></a> +<span class="sourceLineNo">366</span> /**<a name="line.366"></a> +<span class="sourceLineNo">367</span> * The max number of threads used for opening and closing stores or store<a name="lin
<TRUNCATED>