http://git-wip-us.apache.org/repos/asf/hbase-site/blob/6eb695c8/devapidocs/src-html/org/apache/hadoop/hbase/regionserver/HRegion.PrepareFlushResult.html ---------------------------------------------------------------------- diff --git a/devapidocs/src-html/org/apache/hadoop/hbase/regionserver/HRegion.PrepareFlushResult.html b/devapidocs/src-html/org/apache/hadoop/hbase/regionserver/HRegion.PrepareFlushResult.html index ecf500c..0cd5a4e 100644 --- a/devapidocs/src-html/org/apache/hadoop/hbase/regionserver/HRegion.PrepareFlushResult.html +++ b/devapidocs/src-html/org/apache/hadoop/hbase/regionserver/HRegion.PrepareFlushResult.html @@ -238,8355 +238,8368 @@ <span class="sourceLineNo">230</span> public static final String HBASE_MAX_CELL_SIZE_KEY = "hbase.server.keyvalue.maxsize";<a name="line.230"></a> <span class="sourceLineNo">231</span> public static final int DEFAULT_MAX_CELL_SIZE = 10485760;<a name="line.231"></a> <span class="sourceLineNo">232</span><a name="line.232"></a> -<span class="sourceLineNo">233</span> public static final String HBASE_REGIONSERVER_MINIBATCH_SIZE =<a name="line.233"></a> -<span class="sourceLineNo">234</span> "hbase.regionserver.minibatch.size";<a name="line.234"></a> -<span class="sourceLineNo">235</span> public static final int DEFAULT_HBASE_REGIONSERVER_MINIBATCH_SIZE = 20000;<a name="line.235"></a> -<span class="sourceLineNo">236</span><a name="line.236"></a> -<span class="sourceLineNo">237</span> /**<a name="line.237"></a> -<span class="sourceLineNo">238</span> * This is the global default value for durability. All tables/mutations not<a name="line.238"></a> -<span class="sourceLineNo">239</span> * defining a durability or using USE_DEFAULT will default to this value.<a name="line.239"></a> -<span class="sourceLineNo">240</span> */<a name="line.240"></a> -<span class="sourceLineNo">241</span> private static final Durability DEFAULT_DURABILITY = Durability.SYNC_WAL;<a name="line.241"></a> +<span class="sourceLineNo">233</span> /**<a name="line.233"></a> +<span class="sourceLineNo">234</span> * This is the global default value for durability. All tables/mutations not<a name="line.234"></a> +<span class="sourceLineNo">235</span> * defining a durability or using USE_DEFAULT will default to this value.<a name="line.235"></a> +<span class="sourceLineNo">236</span> */<a name="line.236"></a> +<span class="sourceLineNo">237</span> private static final Durability DEFAULT_DURABILITY = Durability.SYNC_WAL;<a name="line.237"></a> +<span class="sourceLineNo">238</span><a name="line.238"></a> +<span class="sourceLineNo">239</span> public static final String HBASE_REGIONSERVER_MINIBATCH_SIZE =<a name="line.239"></a> +<span class="sourceLineNo">240</span> "hbase.regionserver.minibatch.size";<a name="line.240"></a> +<span class="sourceLineNo">241</span> public static final int DEFAULT_HBASE_REGIONSERVER_MINIBATCH_SIZE = 20000;<a name="line.241"></a> <span class="sourceLineNo">242</span><a name="line.242"></a> -<span class="sourceLineNo">243</span> final AtomicBoolean closed = new AtomicBoolean(false);<a name="line.243"></a> -<span class="sourceLineNo">244</span><a name="line.244"></a> -<span class="sourceLineNo">245</span> /* Closing can take some time; use the closing flag if there is stuff we don't<a name="line.245"></a> -<span class="sourceLineNo">246</span> * want to do while in closing state; e.g. like offer this region up to the<a name="line.246"></a> -<span class="sourceLineNo">247</span> * master as a region to close if the carrying regionserver is overloaded.<a name="line.247"></a> -<span class="sourceLineNo">248</span> * Once set, it is never cleared.<a name="line.248"></a> -<span class="sourceLineNo">249</span> */<a name="line.249"></a> -<span class="sourceLineNo">250</span> final AtomicBoolean closing = new AtomicBoolean(false);<a name="line.250"></a> -<span class="sourceLineNo">251</span><a name="line.251"></a> -<span class="sourceLineNo">252</span> /**<a name="line.252"></a> -<span class="sourceLineNo">253</span> * The max sequence id of flushed data on this region. There is no edit in memory that is<a name="line.253"></a> -<span class="sourceLineNo">254</span> * less that this sequence id.<a name="line.254"></a> -<span class="sourceLineNo">255</span> */<a name="line.255"></a> -<span class="sourceLineNo">256</span> private volatile long maxFlushedSeqId = HConstants.NO_SEQNUM;<a name="line.256"></a> -<span class="sourceLineNo">257</span><a name="line.257"></a> -<span class="sourceLineNo">258</span> /**<a name="line.258"></a> -<span class="sourceLineNo">259</span> * Record the sequence id of last flush operation. Can be in advance of<a name="line.259"></a> -<span class="sourceLineNo">260</span> * {@link #maxFlushedSeqId} when flushing a single column family. In this case,<a name="line.260"></a> -<span class="sourceLineNo">261</span> * {@link #maxFlushedSeqId} will be older than the oldest edit in memory.<a name="line.261"></a> -<span class="sourceLineNo">262</span> */<a name="line.262"></a> -<span class="sourceLineNo">263</span> private volatile long lastFlushOpSeqId = HConstants.NO_SEQNUM;<a name="line.263"></a> -<span class="sourceLineNo">264</span><a name="line.264"></a> -<span class="sourceLineNo">265</span> /**<a name="line.265"></a> -<span class="sourceLineNo">266</span> * The sequence id of the last replayed open region event from the primary region. This is used<a name="line.266"></a> -<span class="sourceLineNo">267</span> * to skip entries before this due to the possibility of replay edits coming out of order from<a name="line.267"></a> -<span class="sourceLineNo">268</span> * replication.<a name="line.268"></a> -<span class="sourceLineNo">269</span> */<a name="line.269"></a> -<span class="sourceLineNo">270</span> protected volatile long lastReplayedOpenRegionSeqId = -1L;<a name="line.270"></a> -<span class="sourceLineNo">271</span> protected volatile long lastReplayedCompactionSeqId = -1L;<a name="line.271"></a> -<span class="sourceLineNo">272</span><a name="line.272"></a> -<span class="sourceLineNo">273</span> //////////////////////////////////////////////////////////////////////////////<a name="line.273"></a> -<span class="sourceLineNo">274</span> // Members<a name="line.274"></a> -<span class="sourceLineNo">275</span> //////////////////////////////////////////////////////////////////////////////<a name="line.275"></a> -<span class="sourceLineNo">276</span><a name="line.276"></a> -<span class="sourceLineNo">277</span> // map from a locked row to the context for that lock including:<a name="line.277"></a> -<span class="sourceLineNo">278</span> // - CountDownLatch for threads waiting on that row<a name="line.278"></a> -<span class="sourceLineNo">279</span> // - the thread that owns the lock (allow reentrancy)<a name="line.279"></a> -<span class="sourceLineNo">280</span> // - reference count of (reentrant) locks held by the thread<a name="line.280"></a> -<span class="sourceLineNo">281</span> // - the row itself<a name="line.281"></a> -<span class="sourceLineNo">282</span> private final ConcurrentHashMap<HashedBytes, RowLockContext> lockedRows =<a name="line.282"></a> -<span class="sourceLineNo">283</span> new ConcurrentHashMap<>();<a name="line.283"></a> -<span class="sourceLineNo">284</span><a name="line.284"></a> -<span class="sourceLineNo">285</span> protected final Map<byte[], HStore> stores =<a name="line.285"></a> -<span class="sourceLineNo">286</span> new ConcurrentSkipListMap<>(Bytes.BYTES_RAWCOMPARATOR);<a name="line.286"></a> +<span class="sourceLineNo">243</span> public static final String WAL_HSYNC_CONF_KEY = "hbase.wal.hsync";<a name="line.243"></a> +<span class="sourceLineNo">244</span> public static final boolean DEFAULT_WAL_HSYNC = false;<a name="line.244"></a> +<span class="sourceLineNo">245</span><a name="line.245"></a> +<span class="sourceLineNo">246</span> final AtomicBoolean closed = new AtomicBoolean(false);<a name="line.246"></a> +<span class="sourceLineNo">247</span><a name="line.247"></a> +<span class="sourceLineNo">248</span> /* Closing can take some time; use the closing flag if there is stuff we don't<a name="line.248"></a> +<span class="sourceLineNo">249</span> * want to do while in closing state; e.g. like offer this region up to the<a name="line.249"></a> +<span class="sourceLineNo">250</span> * master as a region to close if the carrying regionserver is overloaded.<a name="line.250"></a> +<span class="sourceLineNo">251</span> * Once set, it is never cleared.<a name="line.251"></a> +<span class="sourceLineNo">252</span> */<a name="line.252"></a> +<span class="sourceLineNo">253</span> final AtomicBoolean closing = new AtomicBoolean(false);<a name="line.253"></a> +<span class="sourceLineNo">254</span><a name="line.254"></a> +<span class="sourceLineNo">255</span> /**<a name="line.255"></a> +<span class="sourceLineNo">256</span> * The max sequence id of flushed data on this region. There is no edit in memory that is<a name="line.256"></a> +<span class="sourceLineNo">257</span> * less that this sequence id.<a name="line.257"></a> +<span class="sourceLineNo">258</span> */<a name="line.258"></a> +<span class="sourceLineNo">259</span> private volatile long maxFlushedSeqId = HConstants.NO_SEQNUM;<a name="line.259"></a> +<span class="sourceLineNo">260</span><a name="line.260"></a> +<span class="sourceLineNo">261</span> /**<a name="line.261"></a> +<span class="sourceLineNo">262</span> * Record the sequence id of last flush operation. Can be in advance of<a name="line.262"></a> +<span class="sourceLineNo">263</span> * {@link #maxFlushedSeqId} when flushing a single column family. In this case,<a name="line.263"></a> +<span class="sourceLineNo">264</span> * {@link #maxFlushedSeqId} will be older than the oldest edit in memory.<a name="line.264"></a> +<span class="sourceLineNo">265</span> */<a name="line.265"></a> +<span class="sourceLineNo">266</span> private volatile long lastFlushOpSeqId = HConstants.NO_SEQNUM;<a name="line.266"></a> +<span class="sourceLineNo">267</span><a name="line.267"></a> +<span class="sourceLineNo">268</span> /**<a name="line.268"></a> +<span class="sourceLineNo">269</span> * The sequence id of the last replayed open region event from the primary region. This is used<a name="line.269"></a> +<span class="sourceLineNo">270</span> * to skip entries before this due to the possibility of replay edits coming out of order from<a name="line.270"></a> +<span class="sourceLineNo">271</span> * replication.<a name="line.271"></a> +<span class="sourceLineNo">272</span> */<a name="line.272"></a> +<span class="sourceLineNo">273</span> protected volatile long lastReplayedOpenRegionSeqId = -1L;<a name="line.273"></a> +<span class="sourceLineNo">274</span> protected volatile long lastReplayedCompactionSeqId = -1L;<a name="line.274"></a> +<span class="sourceLineNo">275</span><a name="line.275"></a> +<span class="sourceLineNo">276</span> //////////////////////////////////////////////////////////////////////////////<a name="line.276"></a> +<span class="sourceLineNo">277</span> // Members<a name="line.277"></a> +<span class="sourceLineNo">278</span> //////////////////////////////////////////////////////////////////////////////<a name="line.278"></a> +<span class="sourceLineNo">279</span><a name="line.279"></a> +<span class="sourceLineNo">280</span> // map from a locked row to the context for that lock including:<a name="line.280"></a> +<span class="sourceLineNo">281</span> // - CountDownLatch for threads waiting on that row<a name="line.281"></a> +<span class="sourceLineNo">282</span> // - the thread that owns the lock (allow reentrancy)<a name="line.282"></a> +<span class="sourceLineNo">283</span> // - reference count of (reentrant) locks held by the thread<a name="line.283"></a> +<span class="sourceLineNo">284</span> // - the row itself<a name="line.284"></a> +<span class="sourceLineNo">285</span> private final ConcurrentHashMap<HashedBytes, RowLockContext> lockedRows =<a name="line.285"></a> +<span class="sourceLineNo">286</span> new ConcurrentHashMap<>();<a name="line.286"></a> <span class="sourceLineNo">287</span><a name="line.287"></a> -<span class="sourceLineNo">288</span> // TODO: account for each registered handler in HeapSize computation<a name="line.288"></a> -<span class="sourceLineNo">289</span> private Map<String, com.google.protobuf.Service> coprocessorServiceHandlers = Maps.newHashMap();<a name="line.289"></a> +<span class="sourceLineNo">288</span> protected final Map<byte[], HStore> stores =<a name="line.288"></a> +<span class="sourceLineNo">289</span> new ConcurrentSkipListMap<>(Bytes.BYTES_RAWCOMPARATOR);<a name="line.289"></a> <span class="sourceLineNo">290</span><a name="line.290"></a> -<span class="sourceLineNo">291</span> // Track data size in all memstores<a name="line.291"></a> -<span class="sourceLineNo">292</span> private final MemStoreSizing memStoreSize = new MemStoreSizing();<a name="line.292"></a> -<span class="sourceLineNo">293</span> private final RegionServicesForStores regionServicesForStores = new RegionServicesForStores(this);<a name="line.293"></a> -<span class="sourceLineNo">294</span><a name="line.294"></a> -<span class="sourceLineNo">295</span> // Debug possible data loss due to WAL off<a name="line.295"></a> -<span class="sourceLineNo">296</span> final LongAdder numMutationsWithoutWAL = new LongAdder();<a name="line.296"></a> -<span class="sourceLineNo">297</span> final LongAdder dataInMemoryWithoutWAL = new LongAdder();<a name="line.297"></a> -<span class="sourceLineNo">298</span><a name="line.298"></a> -<span class="sourceLineNo">299</span> // Debug why CAS operations are taking a while.<a name="line.299"></a> -<span class="sourceLineNo">300</span> final LongAdder checkAndMutateChecksPassed = new LongAdder();<a name="line.300"></a> -<span class="sourceLineNo">301</span> final LongAdder checkAndMutateChecksFailed = new LongAdder();<a name="line.301"></a> -<span class="sourceLineNo">302</span><a name="line.302"></a> -<span class="sourceLineNo">303</span> // Number of requests<a name="line.303"></a> -<span class="sourceLineNo">304</span> // Count rows for scan<a name="line.304"></a> -<span class="sourceLineNo">305</span> final LongAdder readRequestsCount = new LongAdder();<a name="line.305"></a> -<span class="sourceLineNo">306</span> final LongAdder filteredReadRequestsCount = new LongAdder();<a name="line.306"></a> -<span class="sourceLineNo">307</span> // Count rows for multi row mutations<a name="line.307"></a> -<span class="sourceLineNo">308</span> final LongAdder writeRequestsCount = new LongAdder();<a name="line.308"></a> -<span class="sourceLineNo">309</span><a name="line.309"></a> -<span class="sourceLineNo">310</span> // Number of requests blocked by memstore size.<a name="line.310"></a> -<span class="sourceLineNo">311</span> private final LongAdder blockedRequestsCount = new LongAdder();<a name="line.311"></a> +<span class="sourceLineNo">291</span> // TODO: account for each registered handler in HeapSize computation<a name="line.291"></a> +<span class="sourceLineNo">292</span> private Map<String, com.google.protobuf.Service> coprocessorServiceHandlers = Maps.newHashMap();<a name="line.292"></a> +<span class="sourceLineNo">293</span><a name="line.293"></a> +<span class="sourceLineNo">294</span> // Track data size in all memstores<a name="line.294"></a> +<span class="sourceLineNo">295</span> private final MemStoreSizing memStoreSize = new MemStoreSizing();<a name="line.295"></a> +<span class="sourceLineNo">296</span> private final RegionServicesForStores regionServicesForStores = new RegionServicesForStores(this);<a name="line.296"></a> +<span class="sourceLineNo">297</span><a name="line.297"></a> +<span class="sourceLineNo">298</span> // Debug possible data loss due to WAL off<a name="line.298"></a> +<span class="sourceLineNo">299</span> final LongAdder numMutationsWithoutWAL = new LongAdder();<a name="line.299"></a> +<span class="sourceLineNo">300</span> final LongAdder dataInMemoryWithoutWAL = new LongAdder();<a name="line.300"></a> +<span class="sourceLineNo">301</span><a name="line.301"></a> +<span class="sourceLineNo">302</span> // Debug why CAS operations are taking a while.<a name="line.302"></a> +<span class="sourceLineNo">303</span> final LongAdder checkAndMutateChecksPassed = new LongAdder();<a name="line.303"></a> +<span class="sourceLineNo">304</span> final LongAdder checkAndMutateChecksFailed = new LongAdder();<a name="line.304"></a> +<span class="sourceLineNo">305</span><a name="line.305"></a> +<span class="sourceLineNo">306</span> // Number of requests<a name="line.306"></a> +<span class="sourceLineNo">307</span> // Count rows for scan<a name="line.307"></a> +<span class="sourceLineNo">308</span> final LongAdder readRequestsCount = new LongAdder();<a name="line.308"></a> +<span class="sourceLineNo">309</span> final LongAdder filteredReadRequestsCount = new LongAdder();<a name="line.309"></a> +<span class="sourceLineNo">310</span> // Count rows for multi row mutations<a name="line.310"></a> +<span class="sourceLineNo">311</span> final LongAdder writeRequestsCount = new LongAdder();<a name="line.311"></a> <span class="sourceLineNo">312</span><a name="line.312"></a> -<span class="sourceLineNo">313</span> // Compaction LongAdders<a name="line.313"></a> -<span class="sourceLineNo">314</span> final LongAdder compactionsFinished = new LongAdder();<a name="line.314"></a> -<span class="sourceLineNo">315</span> final LongAdder compactionsFailed = new LongAdder();<a name="line.315"></a> -<span class="sourceLineNo">316</span> final LongAdder compactionNumFilesCompacted = new LongAdder();<a name="line.316"></a> -<span class="sourceLineNo">317</span> final LongAdder compactionNumBytesCompacted = new LongAdder();<a name="line.317"></a> -<span class="sourceLineNo">318</span> final LongAdder compactionsQueued = new LongAdder();<a name="line.318"></a> -<span class="sourceLineNo">319</span> final LongAdder flushesQueued = new LongAdder();<a name="line.319"></a> -<span class="sourceLineNo">320</span><a name="line.320"></a> -<span class="sourceLineNo">321</span> private final WAL wal;<a name="line.321"></a> -<span class="sourceLineNo">322</span> private final HRegionFileSystem fs;<a name="line.322"></a> -<span class="sourceLineNo">323</span> protected final Configuration conf;<a name="line.323"></a> -<span class="sourceLineNo">324</span> private final Configuration baseConf;<a name="line.324"></a> -<span class="sourceLineNo">325</span> private final int rowLockWaitDuration;<a name="line.325"></a> -<span class="sourceLineNo">326</span> static final int DEFAULT_ROWLOCK_WAIT_DURATION = 30000;<a name="line.326"></a> -<span class="sourceLineNo">327</span><a name="line.327"></a> -<span class="sourceLineNo">328</span> // The internal wait duration to acquire a lock before read/update<a name="line.328"></a> -<span class="sourceLineNo">329</span> // from the region. It is not per row. The purpose of this wait time<a name="line.329"></a> -<span class="sourceLineNo">330</span> // is to avoid waiting a long time while the region is busy, so that<a name="line.330"></a> -<span class="sourceLineNo">331</span> // we can release the IPC handler soon enough to improve the<a name="line.331"></a> -<span class="sourceLineNo">332</span> // availability of the region server. It can be adjusted by<a name="line.332"></a> -<span class="sourceLineNo">333</span> // tuning configuration "hbase.busy.wait.duration".<a name="line.333"></a> -<span class="sourceLineNo">334</span> final long busyWaitDuration;<a name="line.334"></a> -<span class="sourceLineNo">335</span> static final long DEFAULT_BUSY_WAIT_DURATION = HConstants.DEFAULT_HBASE_RPC_TIMEOUT;<a name="line.335"></a> -<span class="sourceLineNo">336</span><a name="line.336"></a> -<span class="sourceLineNo">337</span> // If updating multiple rows in one call, wait longer,<a name="line.337"></a> -<span class="sourceLineNo">338</span> // i.e. waiting for busyWaitDuration * # of rows. However,<a name="line.338"></a> -<span class="sourceLineNo">339</span> // we can limit the max multiplier.<a name="line.339"></a> -<span class="sourceLineNo">340</span> final int maxBusyWaitMultiplier;<a name="line.340"></a> -<span class="sourceLineNo">341</span><a name="line.341"></a> -<span class="sourceLineNo">342</span> // Max busy wait duration. There is no point to wait longer than the RPC<a name="line.342"></a> -<span class="sourceLineNo">343</span> // purge timeout, when a RPC call will be terminated by the RPC engine.<a name="line.343"></a> -<span class="sourceLineNo">344</span> final long maxBusyWaitDuration;<a name="line.344"></a> -<span class="sourceLineNo">345</span><a name="line.345"></a> -<span class="sourceLineNo">346</span> // Max cell size. If nonzero, the maximum allowed size for any given cell<a name="line.346"></a> -<span class="sourceLineNo">347</span> // in bytes<a name="line.347"></a> -<span class="sourceLineNo">348</span> final long maxCellSize;<a name="line.348"></a> -<span class="sourceLineNo">349</span><a name="line.349"></a> -<span class="sourceLineNo">350</span> // Number of mutations for minibatch processing.<a name="line.350"></a> -<span class="sourceLineNo">351</span> private final int miniBatchSize;<a name="line.351"></a> +<span class="sourceLineNo">313</span> // Number of requests blocked by memstore size.<a name="line.313"></a> +<span class="sourceLineNo">314</span> private final LongAdder blockedRequestsCount = new LongAdder();<a name="line.314"></a> +<span class="sourceLineNo">315</span><a name="line.315"></a> +<span class="sourceLineNo">316</span> // Compaction LongAdders<a name="line.316"></a> +<span class="sourceLineNo">317</span> final LongAdder compactionsFinished = new LongAdder();<a name="line.317"></a> +<span class="sourceLineNo">318</span> final LongAdder compactionsFailed = new LongAdder();<a name="line.318"></a> +<span class="sourceLineNo">319</span> final LongAdder compactionNumFilesCompacted = new LongAdder();<a name="line.319"></a> +<span class="sourceLineNo">320</span> final LongAdder compactionNumBytesCompacted = new LongAdder();<a name="line.320"></a> +<span class="sourceLineNo">321</span> final LongAdder compactionsQueued = new LongAdder();<a name="line.321"></a> +<span class="sourceLineNo">322</span> final LongAdder flushesQueued = new LongAdder();<a name="line.322"></a> +<span class="sourceLineNo">323</span><a name="line.323"></a> +<span class="sourceLineNo">324</span> private final WAL wal;<a name="line.324"></a> +<span class="sourceLineNo">325</span> private final HRegionFileSystem fs;<a name="line.325"></a> +<span class="sourceLineNo">326</span> protected final Configuration conf;<a name="line.326"></a> +<span class="sourceLineNo">327</span> private final Configuration baseConf;<a name="line.327"></a> +<span class="sourceLineNo">328</span> private final int rowLockWaitDuration;<a name="line.328"></a> +<span class="sourceLineNo">329</span> static final int DEFAULT_ROWLOCK_WAIT_DURATION = 30000;<a name="line.329"></a> +<span class="sourceLineNo">330</span><a name="line.330"></a> +<span class="sourceLineNo">331</span> // The internal wait duration to acquire a lock before read/update<a name="line.331"></a> +<span class="sourceLineNo">332</span> // from the region. It is not per row. The purpose of this wait time<a name="line.332"></a> +<span class="sourceLineNo">333</span> // is to avoid waiting a long time while the region is busy, so that<a name="line.333"></a> +<span class="sourceLineNo">334</span> // we can release the IPC handler soon enough to improve the<a name="line.334"></a> +<span class="sourceLineNo">335</span> // availability of the region server. It can be adjusted by<a name="line.335"></a> +<span class="sourceLineNo">336</span> // tuning configuration "hbase.busy.wait.duration".<a name="line.336"></a> +<span class="sourceLineNo">337</span> final long busyWaitDuration;<a name="line.337"></a> +<span class="sourceLineNo">338</span> static final long DEFAULT_BUSY_WAIT_DURATION = HConstants.DEFAULT_HBASE_RPC_TIMEOUT;<a name="line.338"></a> +<span class="sourceLineNo">339</span><a name="line.339"></a> +<span class="sourceLineNo">340</span> // If updating multiple rows in one call, wait longer,<a name="line.340"></a> +<span class="sourceLineNo">341</span> // i.e. waiting for busyWaitDuration * # of rows. However,<a name="line.341"></a> +<span class="sourceLineNo">342</span> // we can limit the max multiplier.<a name="line.342"></a> +<span class="sourceLineNo">343</span> final int maxBusyWaitMultiplier;<a name="line.343"></a> +<span class="sourceLineNo">344</span><a name="line.344"></a> +<span class="sourceLineNo">345</span> // Max busy wait duration. There is no point to wait longer than the RPC<a name="line.345"></a> +<span class="sourceLineNo">346</span> // purge timeout, when a RPC call will be terminated by the RPC engine.<a name="line.346"></a> +<span class="sourceLineNo">347</span> final long maxBusyWaitDuration;<a name="line.347"></a> +<span class="sourceLineNo">348</span><a name="line.348"></a> +<span class="sourceLineNo">349</span> // Max cell size. If nonzero, the maximum allowed size for any given cell<a name="line.349"></a> +<span class="sourceLineNo">350</span> // in bytes<a name="line.350"></a> +<span class="sourceLineNo">351</span> final long maxCellSize;<a name="line.351"></a> <span class="sourceLineNo">352</span><a name="line.352"></a> -<span class="sourceLineNo">353</span> // negative number indicates infinite timeout<a name="line.353"></a> -<span class="sourceLineNo">354</span> static final long DEFAULT_ROW_PROCESSOR_TIMEOUT = 60 * 1000L;<a name="line.354"></a> -<span class="sourceLineNo">355</span> final ExecutorService rowProcessorExecutor = Executors.newCachedThreadPool();<a name="line.355"></a> -<span class="sourceLineNo">356</span><a name="line.356"></a> -<span class="sourceLineNo">357</span> private final ConcurrentHashMap<RegionScanner, Long> scannerReadPoints;<a name="line.357"></a> -<span class="sourceLineNo">358</span><a name="line.358"></a> -<span class="sourceLineNo">359</span> /**<a name="line.359"></a> -<span class="sourceLineNo">360</span> * The sequence ID that was enLongAddered when this region was opened.<a name="line.360"></a> -<span class="sourceLineNo">361</span> */<a name="line.361"></a> -<span class="sourceLineNo">362</span> private long openSeqNum = HConstants.NO_SEQNUM;<a name="line.362"></a> -<span class="sourceLineNo">363</span><a name="line.363"></a> -<span class="sourceLineNo">364</span> /**<a name="line.364"></a> -<span class="sourceLineNo">365</span> * The default setting for whether to enable on-demand CF loading for<a name="line.365"></a> -<span class="sourceLineNo">366</span> * scan requests to this region. Requests can override it.<a name="line.366"></a> -<span class="sourceLineNo">367</span> */<a name="line.367"></a> -<span class="sourceLineNo">368</span> private boolean isLoadingCfsOnDemandDefault = false;<a name="line.368"></a> -<span class="sourceLineNo">369</span><a name="line.369"></a> -<span class="sourceLineNo">370</span> private final AtomicInteger majorInProgress = new AtomicInteger(0);<a name="line.370"></a> -<span class="sourceLineNo">371</span> private final AtomicInteger minorInProgress = new AtomicInteger(0);<a name="line.371"></a> +<span class="sourceLineNo">353</span> // Number of mutations for minibatch processing.<a name="line.353"></a> +<span class="sourceLineNo">354</span> private final int miniBatchSize;<a name="line.354"></a> +<span class="sourceLineNo">355</span><a name="line.355"></a> +<span class="sourceLineNo">356</span> // negative number indicates infinite timeout<a name="line.356"></a> +<span class="sourceLineNo">357</span> static final long DEFAULT_ROW_PROCESSOR_TIMEOUT = 60 * 1000L;<a name="line.357"></a> +<span class="sourceLineNo">358</span> final ExecutorService rowProcessorExecutor = Executors.newCachedThreadPool();<a name="line.358"></a> +<span class="sourceLineNo">359</span><a name="line.359"></a> +<span class="sourceLineNo">360</span> private final ConcurrentHashMap<RegionScanner, Long> scannerReadPoints;<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> * The sequence ID that was enLongAddered when this region was opened.<a name="line.363"></a> +<span class="sourceLineNo">364</span> */<a name="line.364"></a> +<span class="sourceLineNo">365</span> private long openSeqNum = HConstants.NO_SEQNUM;<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 default setting for whether to enable on-demand CF loading for<a name="line.368"></a> +<span class="sourceLineNo">369</span> * scan requests to this region. Requests can override it.<a name="line.369"></a> +<span class="sourceLineNo">370</span> */<a name="line.370"></a> +<span class="sourceLineNo">371</span> private boolean isLoadingCfsOnDemandDefault = false;<a name="line.371"></a> <span class="sourceLineNo">372</span><a name="line.372"></a> -<span class="sourceLineNo">373</span> //<a name="line.373"></a> -<span class="sourceLineNo">374</span> // Context: During replay we want to ensure that we do not lose any data. So, we<a name="line.374"></a> -<span class="sourceLineNo">375</span> // have to be conservative in how we replay wals. For each store, we calculate<a name="line.375"></a> -<span class="sourceLineNo">376</span> // the maxSeqId up to which the store was flushed. And, skip the edits which<a name="line.376"></a> -<span class="sourceLineNo">377</span> // are equal to or lower than maxSeqId for each store.<a name="line.377"></a> -<span class="sourceLineNo">378</span> // The following map is populated when opening the region<a name="line.378"></a> -<span class="sourceLineNo">379</span> Map<byte[], Long> maxSeqIdInStores = new TreeMap<>(Bytes.BYTES_COMPARATOR);<a name="line.379"></a> -<span class="sourceLineNo">380</span><a name="line.380"></a> -<span class="sourceLineNo">381</span> /** Saved state from replaying prepare flush cache */<a name="line.381"></a> -<span class="sourceLineNo">382</span> private PrepareFlushResult prepareFlushResult = null;<a name="line.382"></a> +<span class="sourceLineNo">373</span> private final AtomicInteger majorInProgress = new AtomicInteger(0);<a name="line.373"></a> +<span class="sourceLineNo">374</span> private final AtomicInteger minorInProgress = new AtomicInteger(0);<a name="line.374"></a> +<span class="sourceLineNo">375</span><a name="line.375"></a> +<span class="sourceLineNo">376</span> //<a name="line.376"></a> +<span class="sourceLineNo">377</span> // Context: During replay we want to ensure that we do not lose any data. So, we<a name="line.377"></a> +<span class="sourceLineNo">378</span> // have to be conservative in how we replay wals. For each store, we calculate<a name="line.378"></a> +<span class="sourceLineNo">379</span> // the maxSeqId up to which the store was flushed. And, skip the edits which<a name="line.379"></a> +<span class="sourceLineNo">380</span> // are equal to or lower than maxSeqId for each store.<a name="line.380"></a> +<span class="sourceLineNo">381</span> // The following map is populated when opening the region<a name="line.381"></a> +<span class="sourceLineNo">382</span> Map<byte[], Long> maxSeqIdInStores = new TreeMap<>(Bytes.BYTES_COMPARATOR);<a name="line.382"></a> <span class="sourceLineNo">383</span><a name="line.383"></a> -<span class="sourceLineNo">384</span> private volatile Optional<ConfigurationManager> configurationManager;<a name="line.384"></a> -<span class="sourceLineNo">385</span><a name="line.385"></a> -<span class="sourceLineNo">386</span> // Used for testing.<a name="line.386"></a> -<span class="sourceLineNo">387</span> private volatile Long timeoutForWriteLock = null;<a name="line.387"></a> +<span class="sourceLineNo">384</span> /** Saved state from replaying prepare flush cache */<a name="line.384"></a> +<span class="sourceLineNo">385</span> private PrepareFlushResult prepareFlushResult = null;<a name="line.385"></a> +<span class="sourceLineNo">386</span><a name="line.386"></a> +<span class="sourceLineNo">387</span> private volatile Optional<ConfigurationManager> configurationManager;<a name="line.387"></a> <span class="sourceLineNo">388</span><a name="line.388"></a> -<span class="sourceLineNo">389</span> /**<a name="line.389"></a> -<span class="sourceLineNo">390</span> * @return The smallest mvcc readPoint across all the scanners in this<a name="line.390"></a> -<span class="sourceLineNo">391</span> * region. Writes older than this readPoint, are included in every<a name="line.391"></a> -<span class="sourceLineNo">392</span> * read operation.<a name="line.392"></a> -<span class="sourceLineNo">393</span> */<a name="line.393"></a> -<span class="sourceLineNo">394</span> public long getSmallestReadPoint() {<a name="line.394"></a> -<span class="sourceLineNo">395</span> long minimumReadPoint;<a name="line.395"></a> -<span class="sourceLineNo">396</span> // We need to ensure that while we are calculating the smallestReadPoint<a name="line.396"></a> -<span class="sourceLineNo">397</span> // no new RegionScanners can grab a readPoint that we are unaware of.<a name="line.397"></a> -<span class="sourceLineNo">398</span> // We achieve this by synchronizing on the scannerReadPoints object.<a name="line.398"></a> -<span class="sourceLineNo">399</span> synchronized (scannerReadPoints) {<a name="line.399"></a> -<span class="sourceLineNo">400</span> minimumReadPoint = mvcc.getReadPoint();<a name="line.400"></a> -<span class="sourceLineNo">401</span> for (Long readPoint : this.scannerReadPoints.values()) {<a name="line.401"></a> -<span class="sourceLineNo">402</span> if (readPoint < minimumReadPoint) {<a name="line.402"></a> -<span class="sourceLineNo">403</span> minimumReadPoint = readPoint;<a name="line.403"></a> -<span class="sourceLineNo">404</span> }<a name="line.404"></a> -<span class="sourceLineNo">405</span> }<a name="line.405"></a> -<span class="sourceLineNo">406</span> }<a name="line.406"></a> -<span class="sourceLineNo">407</span> return minimumReadPoint;<a name="line.407"></a> -<span class="sourceLineNo">408</span> }<a name="line.408"></a> -<span class="sourceLineNo">409</span><a name="line.409"></a> -<span class="sourceLineNo">410</span> /*<a name="line.410"></a> -<span class="sourceLineNo">411</span> * Data structure of write state flags used coordinating flushes,<a name="line.411"></a> -<span class="sourceLineNo">412</span> * compactions and closes.<a name="line.412"></a> -<span class="sourceLineNo">413</span> */<a name="line.413"></a> -<span class="sourceLineNo">414</span> static class WriteState {<a name="line.414"></a> -<span class="sourceLineNo">415</span> // Set while a memstore flush is happening.<a name="line.415"></a> -<span class="sourceLineNo">416</span> volatile boolean flushing = false;<a name="line.416"></a> -<span class="sourceLineNo">417</span> // Set when a flush has been requested.<a name="line.417"></a> -<span class="sourceLineNo">418</span> volatile boolean flushRequested = false;<a name="line.418"></a> -<span class="sourceLineNo">419</span> // Number of compactions running.<a name="line.419"></a> -<span class="sourceLineNo">420</span> AtomicInteger compacting = new AtomicInteger(0);<a name="line.420"></a> -<span class="sourceLineNo">421</span> // Gets set in close. 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The Result enum describes those states. The sequence id should only<a name="line.457"></a> -<span class="sourceLineNo">458</span> * be specified if the flush was successful, and the failure message should only be specified<a name="line.458"></a> -<span class="sourceLineNo">459</span> * if it didn't flush.<a name="line.459"></a> -<span class="sourceLineNo">460</span> */<a name="line.460"></a> -<span class="sourceLineNo">461</span> public static class FlushResultImpl implements FlushResult {<a name="line.461"></a> -<span class="sourceLineNo">462</span> final Result result;<a name="line.462"></a> -<span class="sourceLineNo">463</span> final String failureReason;<a name="line.463"></a> -<span class="sourceLineNo">464</span> final long flushSequenceId;<a name="line.464"></a> -<span class="sourceLineNo">465</span> final boolean wroteFlushWalMarker;<a name="line.465"></a> -<span class="sourceLineNo">466</span><a name="line.466"></a> -<span class="sourceLineNo">467</span> /**<a name="line.467"></a> -<span 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name="line.496"></a> -<span class="sourceLineNo">497</span> boolean wroteFlushMarker) {<a name="line.497"></a> -<span class="sourceLineNo">498</span> this.result = result;<a name="line.498"></a> -<span class="sourceLineNo">499</span> this.flushSequenceId = flushSequenceId;<a name="line.499"></a> -<span class="sourceLineNo">500</span> this.failureReason = failureReason;<a name="line.500"></a> -<span class="sourceLineNo">501</span> this.wroteFlushWalMarker = wroteFlushMarker;<a name="line.501"></a> -<span class="sourceLineNo">502</span> }<a name="line.502"></a> -<span class="sourceLineNo">503</span><a name="line.503"></a> -<span class="sourceLineNo">504</span> /**<a name="line.504"></a> -<span class="sourceLineNo">505</span> * Convenience method, the equivalent of checking if result is<a name="line.505"></a> -<span class="sourceLineNo">506</span> * FLUSHED_NO_COMPACTION_NEEDED or FLUSHED_NO_COMPACTION_NEEDED.<a name="line.506"></a> -<span class="sourceLineNo">507</span> * @return true if 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class="sourceLineNo">541</span> final FlushResultImpl result; // indicating a failure result from prepare<a name="line.541"></a> -<span class="sourceLineNo">542</span> final TreeMap<byte[], StoreFlushContext> storeFlushCtxs;<a name="line.542"></a> -<span class="sourceLineNo">543</span> final TreeMap<byte[], List<Path>> committedFiles;<a name="line.543"></a> -<span class="sourceLineNo">544</span> final TreeMap<byte[], MemStoreSize> storeFlushableSize;<a name="line.544"></a> -<span class="sourceLineNo">545</span> final long startTime;<a name="line.545"></a> -<span class="sourceLineNo">546</span> final long flushOpSeqId;<a name="line.546"></a> -<span class="sourceLineNo">547</span> final long flushedSeqId;<a name="line.547"></a> -<span class="sourceLineNo">548</span> final MemStoreSizing totalFlushableSize;<a name="line.548"></a> -<span class="sourceLineNo">549</span><a name="line.549"></a> -<span class="sourceLineNo">550</span> /** Constructs an early exit case */<a name="line.550"></a> -<span class="sourceLineNo">551</span> PrepareFlushResult(FlushResultImpl result, long flushSeqId) {<a name="line.551"></a> -<span class="sourceLineNo">552</span> this(result, null, null, null, Math.max(0, flushSeqId), 0, 0, MemStoreSizing.DUD);<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> /** Constructs a successful prepare flush result */<a name="line.555"></a> -<span class="sourceLineNo">556</span> PrepareFlushResult(<a name="line.556"></a> -<span class="sourceLineNo">557</span> TreeMap<byte[], StoreFlushContext> storeFlushCtxs,<a name="line.557"></a> -<span class="sourceLineNo">558</span> TreeMap<byte[], List<Path>> committedFiles,<a name="line.558"></a> -<span class="sourceLineNo">559</span> TreeMap<byte[], MemStoreSize> storeFlushableSize, long startTime, long flushSeqId,<a name="line.559"></a> -<span class="sourceLineNo">560</span> long flushedSeqId, MemStoreSizing totalFlushableSize) {<a name="line.560"></a> -<span class="sourceLineNo">561</span> this(null, storeFlushCtxs, committedFiles, storeFlushableSize, startTime,<a name="line.561"></a> -<span class="sourceLineNo">562</span> flushSeqId, flushedSeqId, totalFlushableSize);<a name="line.562"></a> -<span class="sourceLineNo">563</span> }<a name="line.563"></a> -<span class="sourceLineNo">564</span><a name="line.564"></a> -<span class="sourceLineNo">565</span> private PrepareFlushResult(<a name="line.565"></a> -<span class="sourceLineNo">566</span> FlushResultImpl result,<a name="line.566"></a> -<span class="sourceLineNo">567</span> TreeMap<byte[], StoreFlushContext> storeFlushCtxs,<a name="line.567"></a> -<span class="sourceLineNo">568</span> TreeMap<byte[], List<Path>> committedFiles,<a name="line.568"></a> -<span class="sourceLineNo">569</span> TreeMap<byte[], MemStoreSize> storeFlushableSize, long startTime, long flushSeqId,<a name="line.569"></a> -<span class="sourceLineNo">570</span> long flushedSeqId, MemStoreSizing totalFlushableSize) {<a name="line.570"></a> -<span class="sourceLineNo">571</span> this.result = result;<a name="line.571"></a> -<span class="sourceLineNo">572</span> this.storeFlushCtxs = storeFlushCtxs;<a name="line.572"></a> -<span class="sourceLineNo">573</span> this.committedFiles = committedFiles;<a name="line.573"></a> -<span class="sourceLineNo">574</span> this.storeFlushableSize = storeFlushableSize;<a name="line.574"></a> -<span class="sourceLineNo">575</span> this.startTime = startTime;<a name="line.575"></a> -<span class="sourceLineNo">576</span> this.flushOpSeqId = flushSeqId;<a name="line.576"></a> -<span class="sourceLineNo">577</span> this.flushedSeqId = flushedSeqId;<a name="line.577"></a> -<span class="sourceLineNo">578</span> this.totalFlushableSize = totalFlushableSize;<a name="line.578"></a> -<span class="sourceLineNo">579</span> }<a name="line.579"></a> -<span class="sourceLineNo">580</span><a name="line.580"></a> -<span class="sourceLineNo">581</span> public FlushResult getResult() {<a name="line.581"></a> -<span class="sourceLineNo">582</span> return this.result;<a name="line.582"></a> -<span class="sourceLineNo">583</span> }<a name="line.583"></a> -<span class="sourceLineNo">584</span> }<a name="line.584"></a> -<span class="sourceLineNo">585</span><a name="line.585"></a> -<span class="sourceLineNo">586</span> /**<a name="line.586"></a> -<span class="sourceLineNo">587</span> * A class that tracks exceptions that have been observed in one batch. Not thread safe.<a name="line.587"></a> -<span class="sourceLineNo">588</span> */<a name="line.588"></a> -<span class="sourceLineNo">589</span> static class ObservedExceptionsInBatch {<a name="line.589"></a> -<span class="sourceLineNo">590</span> private boolean wrongRegion = false;<a name="line.590"></a> -<span class="sourceLineNo">591</span> private boolean failedSanityCheck = false;<a name="line.591"></a> -<span class="sourceLineNo">592</span> private boolean wrongFamily = false;<a name="line.592"></a> -<span class="sourceLineNo">593</span><a name="line.593"></a> -<span class="sourceLineNo">594</span> /**<a name="line.594"></a> -<span class="sourceLineNo">595</span> * @return If a {@link WrongRegionException} has been observed.<a name="line.595"></a> -<span class="sourceLineNo">596</span> */<a name="line.596"></a> -<span class="sourceLineNo">597</span> boolean hasSeenWrongRegion() {<a name="line.597"></a> -<span class="sourceLineNo">598</span> return wrongRegion;<a name="line.598"></a> -<span class="sourceLineNo">599</span> }<a name="line.599"></a> -<span class="sourceLineNo">600</span><a name="line.600"></a> -<span class="sourceLineNo">601</span> /**<a name="line.601"></a> -<span class="sourceLineNo">602</span> * Records that a {@link WrongRegionException} has been observed.<a name="line.602"></a> -<span class="sourceLineNo">603</span> */<a name="line.603"></a> -<span class="sourceLineNo">604</span> void sawWrongRegion() {<a name="line.604"></a> -<span class="sourceLineNo">605</span> wrongRegion = true;<a name="line.605"></a> -<span class="sourceLineNo">606</span> }<a name="line.606"></a> -<span class="sourceLineNo">607</span><a name="line.607"></a> -<span class="sourceLineNo">608</span> /**<a name="line.608"></a> -<span class="sourceLineNo">609</span> * @return If a {@link FailedSanityCheckException} has been observed.<a name="line.609"></a> -<span class="sourceLineNo">610</span> */<a name="line.610"></a> -<span class="sourceLineNo">611</span> boolean hasSeenFailedSanityCheck() {<a name="line.611"></a> -<span class="sourceLineNo">612</span> return failedSanityCheck;<a name="line.612"></a> -<span class="sourceLineNo">613</span> }<a name="line.613"></a> -<span class="sourceLineNo">614</span><a name="line.614"></a> -<span class="sourceLineNo">615</span> /**<a name="line.615"></a> -<span class="sourceLineNo">616</span> * Records that a {@link FailedSanityCheckException} has been observed.<a name="line.616"></a> -<span class="sourceLineNo">617</span> */<a name="line.617"></a> -<span class="sourceLineNo">618</span> void sawFailedSanityCheck() {<a name="line.618"></a> -<span class="sourceLineNo">619</span> failedSanityCheck = true;<a name="line.619"></a> -<span class="sourceLineNo">620</span> }<a name="line.620"></a> -<span class="sourceLineNo">621</span><a name="line.621"></a> -<span class="sourceLineNo">622</span> /**<a name="line.622"></a> -<span class="sourceLineNo">623</span> * @return If a {@link NoSuchColumnFamilyException} has been observed.<a name="line.623"></a> -<span class="sourceLineNo">624</span> */<a name="line.624"></a> -<span class="sourceLineNo">625</span> boolean hasSeenNoSuchFamily() {<a name="line.625"></a> -<span class="sourceLineNo">626</span> return wrongFamily;<a name="line.626"></a> -<span class="sourceLineNo">627</span> }<a name="line.627"></a> -<span class="sourceLineNo">628</span><a name="line.628"></a> -<span class="sourceLineNo">629</span> /**<a name="line.629"></a> -<span class="sourceLineNo">630</span> * Records that a {@link NoSuchColumnFamilyException} has been observed.<a name="line.630"></a> -<span class="sourceLineNo">631</span> */<a name="line.631"></a> -<span class="sourceLineNo">632</span> void sawNoSuchFamily() {<a name="line.632"></a> -<span class="sourceLineNo">633</span> wrongFamily = true;<a name="line.633"></a> -<span class="sourceLineNo">634</span> }<a name="line.634"></a> -<span class="sourceLineNo">635</span> }<a name="line.635"></a> -<span class="sourceLineNo">636</span><a name="line.636"></a> -<span class="sourceLineNo">637</span> final WriteState writestate = new WriteState();<a name="line.637"></a> -<span class="sourceLineNo">638</span><a name="line.638"></a> -<span class="sourceLineNo">639</span> long memstoreFlushSize;<a name="line.639"></a> -<span class="sourceLineNo">640</span> final long timestampSlop;<a name="line.640"></a> -<span class="sourceLineNo">641</span> final long rowProcessorTimeout;<a name="line.641"></a> -<span class="sourceLineNo">642</span><a name="line.642"></a> -<span class="sourceLineNo">643</span> // Last flush time for each Store. Useful when we are flushing for each column<a name="line.643"></a> -<span class="sourceLineNo">644</span> private final ConcurrentMap<HStore, Long> lastStoreFlushTimeMap = new ConcurrentHashMap<>();<a name="line.644"></a> +<span class="sourceLineNo">389</span> // Used for testing.<a name="line.389"></a> +<span class="sourceLineNo">390</span> private volatile Long timeoutForWriteLock = null;<a name="line.390"></a> +<span class="sourceLineNo">391</span><a name="line.391"></a> +<span class="sourceLineNo">392</span> /**<a name="line.392"></a> +<span class="sourceLineNo">393</span> * @return The smallest mvcc readPoint across all the scanners in this<a name="line.393"></a> +<span class="sourceLineNo">394</span> * region. Writes older than this readPoint, are included in every<a name="line.394"></a> +<span class="sourceLineNo">395</span> * read operation.<a name="line.395"></a> +<span class="sourceLineNo">396</span> */<a name="line.396"></a> +<span class="sourceLineNo">397</span> public long getSmallestReadPoint() {<a name="line.397"></a> +<span class="sourceLineNo">398</span> long minimumReadPoint;<a name="line.398"></a> +<span class="sourceLineNo">399</span> // We need to ensure that while we are calculating the smallestReadPoint<a name="line.399"></a> +<span class="sourceLineNo">400</span> // no new RegionScanners can grab a readPoint that we are unaware of.<a name="line.400"></a> +<span class="sourceLineNo">401</span> // We achieve this by synchronizing on the scannerReadPoints object.<a name="line.401"></a> +<span class="sourceLineNo">402</span> synchronized (scannerReadPoints) {<a name="line.402"></a> +<span class="sourceLineNo">403</span> minimumReadPoint = mvcc.getReadPoint();<a name="line.403"></a> +<span class="sourceLineNo">404</span> for (Long readPoint : this.scannerReadPoints.values()) {<a name="line.404"></a> +<span class="sourceLineNo">405</span> if (readPoint < minimumReadPoint) {<a name="line.405"></a> +<span class="sourceLineNo">406</span> minimumReadPoint = readPoint;<a name="line.406"></a> +<span class="sourceLineNo">407</span> }<a name="line.407"></a> +<span class="sourceLineNo">408</span> }<a name="line.408"></a> +<span class="sourceLineNo">409</span> }<a name="line.409"></a> +<span class="sourceLineNo">410</span> return minimumReadPoint;<a name="line.410"></a> +<span class="sourceLineNo">411</span> }<a name="line.411"></a> +<span class="sourceLineNo">412</span><a name="line.412"></a> +<span class="sourceLineNo">413</span> /*<a name="line.413"></a> +<span class="sourceLineNo">414</span> * Data structure of write state flags used coordinating flushes,<a name="line.414"></a> +<span class="sourceLineNo">415</span> * compactions and closes.<a name="line.415"></a> +<span class="sourceLineNo">416</span> */<a name="line.416"></a> +<span class="sourceLineNo">417</span> static class WriteState {<a name="line.417"></a> +<span class="sourceLineNo">418</span> // Set while a memstore flush is happening.<a name="line.418"></a> +<span class="sourceLineNo">419</span> volatile boolean flushing = false;<a name="line.419"></a> +<span class="sourceLineNo">420</span> // Set when a flush has been requested.<a name="line.420"></a> +<span class="sourceLineNo">421</span> volatile boolean flushRequested = false;<a name="line.421"></a> +<span class="sourceLineNo">422</span> // Number of compactions running.<a name="line.422"></a> +<span class="sourceLineNo">423</span> AtomicInteger compacting = new AtomicInteger(0);<a name="line.423"></a> +<span class="sourceLineNo">424</span> // Gets set in close. If set, cannot compact or flush again.<a name="line.424"></a> +<span class="sourceLineNo">425</span> volatile boolean writesEnabled = true;<a name="line.425"></a> +<span class="sourceLineNo">426</span> // Set if region is read-only<a name="line.426"></a> +<span class="sourceLineNo">427</span> volatile boolean readOnly = false;<a name="line.427"></a> +<span class="sourceLineNo">428</span> // whether the reads are enabled. 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The Result enum describes those states. The sequence id should only<a name="line.460"></a> +<span class="sourceLineNo">461</span> * be specified if the flush was successful, and the failure message should only be specified<a name="line.461"></a> +<span class="sourceLineNo">462</span> * if it didn't flush.<a name="line.462"></a> +<span class="sourceLineNo">463</span> */<a name="line.463"></a> +<span class="sourceLineNo">464</span> public static class FlushResultImpl implements FlushResult {<a name="line.464"></a> +<span class="sourceLineNo">465</span> final Result result;<a name="line.465"></a> +<span class="sourceLineNo">466</span> final String failureReason;<a name="line.466"></a> +<span class="sourceLineNo">467</span> final long flushSequenceId;<a name="line.467"></a> +<span class="sourceLineNo">468</span> final boolean wroteFlushWalMarker;<a name="line.468"></a> +<span class="sourceLineNo">469</span><a name="line.469"></a> +<span class="sourceLineNo">470</span> /**<a name="line.470"></a> +<span class="sourceLineNo">471</span> * Convenience constructor to use when the flush is successful, the failure message is set to<a name="line.471"></a> +<span class="sourceLineNo">472</span> * null.<a name="line.472"></a> +<span class="sourceLineNo">473</span> * @param result Expecting FLUSHED_NO_COMPACTION_NEEDED or FLUSHED_COMPACTION_NEEDED.<a name="line.473"></a> +<span class="sourceLineNo">474</span> * @param flushSequenceId Generated sequence id that comes right after the edits in the<a name="line.474"></a> +<span class="sourceLineNo">475</span> * memstores.<a name="line.475"></a> +<span class="sourceLineNo">476</span> */<a name="line.476"></a> +<span class="sourceLineNo">477</span> FlushResultImpl(Result result, long flushSequenceId) {<a name="line.477"></a> +<span class="sourceLineNo">478</span> this(result, flushSequenceId, null, false);<a name="line.478"></a> +<span class="sourceLineNo">479</span> assert result == Result.FLUSHED_NO_COMPACTION_NEEDED || result == Result<a name="line.479"></a> +<span class="sourceLineNo">480</span> .FLUSHED_COMPACTION_NEEDED;<a name="line.480"></a> +<span class="sourceLineNo">481</span> }<a name="line.481"></a> +<span class="sourceLineNo">482</span><a name="line.482"></a> +<span class="sourceLineNo">483</span> /**<a name="line.483"></a> +<span class="sourceLineNo">484</span> * Convenience constructor to use when we cannot flush.<a name="line.484"></a> +<span class="sourceLineNo">485</span> * @param result Expecting CANNOT_FLUSH_MEMSTORE_EMPTY or CANNOT_FLUSH.<a name="line.485"></a> +<span class="sourceLineNo">486</span> * @param failureReason Reason why we couldn't flush.<a name="line.486"></a> +<span class="sourceLineNo">487</span> */<a name="line.487"></a> +<span class="sourceLineNo">488</span> FlushResultImpl(Result result, String failureReason, boolean wroteFlushMarker) {<a name="line.488"></a> +<span class="sourceLineNo">489</span> this(result, -1, failureReason, wroteFlushMarker);<a name="line.489"></a> +<span 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name="line.499"></a> +<span class="sourceLineNo">500</span> boolean wroteFlushMarker) {<a name="line.500"></a> +<span class="sourceLineNo">501</span> this.result = result;<a name="line.501"></a> +<span class="sourceLineNo">502</span> this.flushSequenceId = flushSequenceId;<a name="line.502"></a> +<span class="sourceLineNo">503</span> this.failureReason = failureReason;<a name="line.503"></a> +<span class="sourceLineNo">504</span> this.wroteFlushWalMarker = wroteFlushMarker;<a name="line.504"></a> +<span class="sourceLineNo">505</span> }<a name="line.505"></a> +<span class="sourceLineNo">506</span><a name="line.506"></a> +<span class="sourceLineNo">507</span> /**<a name="line.507"></a> +<span class="sourceLineNo">508</span> * Convenience method, the equivalent of checking if result is<a name="line.508"></a> +<span class="sourceLineNo">509</span> * FLUSHED_NO_COMPACTION_NEEDED or FLUSHED_NO_COMPACTION_NEEDED.<a name="line.509"></a> +<span class="sourceLineNo">510</span> * @return true if the memstores were flushed, else false.<a name="line.510"></a> +<span class="sourceLineNo">511</span> */<a name="line.511"></a> +<span class="sourceLineNo">512</span> @Override<a name="line.512"></a> +<span class="sourceLineNo">513</span> public boolean isFlushSucceeded() {<a name="line.513"></a> +<span class="sourceLineNo">514</span> return result == Result.FLUSHED_NO_COMPACTION_NEEDED || result == Result<a name="line.514"></a> +<span class="sourceLineNo">515</span> .FLUSHED_COMPACTION_NEEDED;<a name="line.515"></a> +<span class="sourceLineNo">516</span> }<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> * Convenience method, the equivalent of checking if result is FLUSHED_COMPACTION_NEEDED.<a name="line.519"></a> +<span class="sourceLineNo">520</span> * @return True if the flush requested a compaction, else false (doesn't even mean it flushed).<a name="line.520"></a> +<span class="sourceLineNo">521</span> */<a name="line.521"></a> +<span class="sourceLineNo">522</span> @Override<a name="line.522"></a> +<span class="sourceLineNo">523</span> public boolean isCompactionNeeded() {<a name="line.523"></a> +<span class="sourceLineNo">524</span> return result == Result.FLUSHED_COMPACTION_NEEDED;<a name="line.524"></a> +<span class="sourceLineNo">525</span> }<a name="line.525"></a> +<span class="sourceLineNo">526</span><a name="line.526"></a> +<span class="sourceLineNo">527</span> @Override<a name="line.527"></a> +<span class="sourceLineNo">528</span> public String toString() {<a name="line.528"></a> +<span class="sourceLineNo">529</span> return new StringBuilder()<a name="line.529"></a> +<span class="sourceLineNo">530</span> .append("flush result:").append(result).append(", ")<a name="line.530"></a> +<span class="sourceLineNo">531</span> .append("failureReason:").append(failureReason).append(",")<a name="line.531"></a> +<span class="sourceLineNo">532</span> .append("flush seq id").append(flushSequenceId).toString();<a name="line.532"></a> +<span class="sourceLineNo">533</span> }<a name="line.533"></a> +<span class="sourceLineNo">534</span><a name="line.534"></a> +<span class="sourceLineNo">535</span> @Override<a name="line.535"></a> +<span class="sourceLineNo">536</span> public Result getResult() {<a name="line.536"></a> +<span class="sourceLineNo">537</span> return result;<a name="line.537"></a> +<span class="sourceLineNo">538</span> }<a name="line.538"></a> +<span class="sourceLineNo">539</span> }<a name="line.539"></a> +<span class="sourceLineNo">540</span><a name="line.540"></a> +<span class="sourceLineNo">541</span> /** A result object from prepare flush cache stage */<a name="line.541"></a> +<span class="sourceLineNo">542</span> @VisibleForTesting<a name="line.542"></a> +<span class="sourceLineNo">543</span> static class PrepareFlushResult {<a name="line.543"></a> +<span class="sourceLineNo">544</span> final FlushResultImpl result; // indicating a failure result from prepare<a name="line.544"></a> +<span class="sourceLineNo">545</span> final TreeMap<byte[], StoreFlushContext> storeFlushCtxs;<a name="line.545"></a> +<span class="sourceLineNo">546</span> final TreeMap<byte[], List<Path>> committedFiles;<a name="line.546"></a> +<span class="sourceLineNo">547</span> final TreeMap<byte[], MemStoreSize> storeFlushableSize;<a name="line.547"></a> +<span class="sourceLineNo">548</span> final long startTime;<a name="line.548"></a> +<span class="sourceLineNo">549</span> final long flushOpSeqId;<a name="line.549"></a> +<span class="sourceLineNo">550</span> final long flushedSeqId;<a name="line.550"></a> +<span class="sourceLineNo">551</span> final MemStoreSizing totalFlushableSize;<a name="line.551"></a> +<span class="sourceLineNo">552</span><a name="line.552"></a> +<span class="sourceLineNo">553</span> /** Constructs an early exit case */<a name="line.553"></a> +<span class="sourceLineNo">554</span> PrepareFlushResult(FlushResultImpl result, long flushSeqId) {<a name="line.554"></a> +<span class="sourceLineNo">555</span> this(result, null, null, null, Math.max(0, flushSeqId), 0, 0, MemStoreSizing.DUD);<a name="line.555"></a> +<span class="sourceLineNo">556</span> }<a name="line.556"></a> +<span class="sourceLineNo">557</span><a name="line.557"></a> +<span class="sourceLineNo">558</span> /** Constructs a successful prepare flush result */<a name="line.558"></a> +<span class="sourceLineNo">559</span> PrepareFlushResult(<a name="line.559"></a> +<span class="sourceLineNo">560</span> TreeMap<byte[], StoreFlushContext> storeFlushCtxs,<a name="line.560"></a> +<span class="sourceLineNo">561</span> TreeMap<byte[], List<Path>> committedFiles,<a name="line.561"></a> +<span class="sourceLineNo">562</span> TreeMap<byte[], MemStoreSize> storeFlushableSize, long startTime, long flushSeqId,<a name="line.562"></a> +<span class="sourceLineNo">563</span> long flushedSeqId, MemStoreSizing totalFlushableSize) {<a name="line.563"></a> +<span class="sourceLineNo">564</span> this(null, storeFlushCtxs, committedFiles, storeFlushableSize, startTime,<a name="line.564"></a> +<span class="sourceLineNo">565</span> flushSeqId, flushedSeqId, totalFlushableSize);<a name="line.565"></a> +<span class="sourceLineNo">566</span> }<a name="line.566"></a> +<span class="sourceLineNo">567</span><a name="line.567"></a> +<span class="sourceLineNo">568</span> private PrepareFlushResult(<a name="line.568"></a> +<span class="sourceLineNo">569</span> FlushResultImpl result,<a name="line.569"></a> +<span class="sourceLineNo">570</span> TreeMap<byte[], StoreFlushContext> storeFlushCtxs,<a name="line.570"></a> +<span class="sourceLineNo">571</span> TreeMap<byte[], List<Path>> committedFiles,<a name="line.571"></a> +<span class="sourceLineNo">572</span> TreeMap<byte[], MemStoreSize> storeFlushableSize, long startTime, long flushSeqId,<a name="line.572"></a> +<span class="sourceLineNo">573</span> long flushedSeqId, MemStoreSizing totalFlushableSize) {<a name="line.573"></a> +<span class="sourceLineNo">574</span> this.result = result;<a name="line.574"></a> +<span class="sourceLineNo">575</span> this.storeFlushCtxs = storeFlushCtxs;<a name="line.575"></a> +<span class="sourceLineNo">576</span> this.committedFiles = committedFiles;<a name="line.576"></a> +<span class="sourceLineNo">577</span> this.storeFlushableSize = storeFlushableSize;<a name="line.577"></a> +<span class="sourceLineNo">578</span> this.startTime = startTime;<a name="line.578"></a> +<span class="sourceLineNo">579</span> this.flushOpSeqId = flushSeqId;<a name="line.579"></a> +<span class="sourceLineNo">580</span> this.flushedSeqId = flushedSeqId;<a name="line.580"></a> +<span class="sourceLineNo">581</span> this.totalFlushableSize = totalFlushableSize;<a name="line.581"></a> +<span class="sourceLineNo">582</span> }<a name="line.582"></a> +<span class="sourceLineNo">583</span><a name="line.583"></a> +<span class="sourceLineNo">584</span> public FlushResult getResult() {<a name="line.584"></a> +<span class="sourceLineNo">585</span> return this.result;<a name="line.585"></a> +<span class="sourceLineNo">586</span> }<a name="line.586"></a> +<span class="sourceLineNo">587</span> }<a name="line.587"></a> +<span class="sourceLineNo">588</span><a name="line.588"></a> +<span class="sourceLineNo">589</span> /**<a name="line.589"></a> +<span class="sourceLineNo">590</span> * A class that tracks exceptions that have been observed in one batch. Not thread safe.<a name="line.590"></a> +<span class="sourceLineNo">591</span> */<a name="line.591"></a> +<span class="sourceLineNo">592</span> static class ObservedExceptionsInBatch {<a name="line.592"></a> +<span class="sourceLineNo">593</span> private boolean wrongRegion = false;<a name="line.593"></a> +<span class="sourceLineNo">594</span> private boolean failedSanityCheck = false;<a name="line.594"></a> +<span class="sourceLineNo">595</span> private boolean wrongFamily = false;<a name="line.595"></a> +<span class="sourceLineNo">596</span><a name="line.596"></a> +<span class="sourceLineNo">597</span> /**<a name="line.597"></a> +<span class="sourceLineNo">598</span> * @return If a {@link WrongRegionException} has been observed.<a name="line.598"></a> +<span class="sourceLineNo">599</span> */<a name="line.599"></a> +<span class="sourceLineNo">600</span> boolean hasSeenWrongRegion() {<a name="line.600"></a> +<span class="sourceLineNo">601</span> return wrongRegion;<a name="line.601"></a> +<span class="sourceLineNo">602</span> }<a name="line.602"></a> +<span class="sourceLineNo">603</span><a name="line.603"></a> +<span class="sourceLineNo">604</span> /**<a name="line.604"></a> +<span class="sourceLineNo">605</span> * Records that a {@link WrongRegionException} has been observed.<a name="line.605"></a> +<span class="sourceLineNo">606</span> */<a name="line.606"></a> +<span class="sourceLineNo">607</span> void sawWrongRegion() {<a name="line.607"></a> +<span class="sourceLineNo">608</span> wrongRegion = true;<a name="line.608"></a> +<span class="sourceLineNo">609</span> }<a name="line.609"></a> +<span class="sourceLineNo">610</span><a name="line.610"></a> +<span class="sourceLineNo">611</span> /**<a name="line.611"></a> +<span class="sourceLineNo">612</span> * @return If a {@link FailedSanityCheckException} has been observed.<a name="line.612"></a> +<span class="sourceLineNo">613</span> */<a name="line.613"></a> +<span class="sourceLineNo">614</span> boolean hasSeenFailedSanityCheck() {<a name="line.614"></a> +<span class="sourceLineNo">615</span> return failedSanityCheck;<a name="line.615"></a> +<span class="sourceLineNo">616</span> }<a name="line.616"></a> +<span class="sourceLineNo">617</span><a name="line.617"></a> +<span class="sourceLineNo">618</span> /**<a name="line.618"></a> +<span class="sourceLineNo">619</span> * Records that a {@link FailedSanityCheckException} has been observed.<a name="line.619"></a> +<span class="sourceLineNo">620</span> */<a name="line.620"></a> +<span class="sourceLineNo">621</span> void sawFailedSanityCheck() {<a name="line.621"></a> +<span class="sourceLineNo">622</span> failedSanityCheck = true;<a name="line.622"></a> +<span class="sourceLineNo">623</span> }<a name="line.623"></a> +<span class="sourceLineNo">624</span><a name="line.624"></a> +<span class="sourceLineNo">625</span> /**<a name="line.625"></a> +<span class="sourceLineNo">626</span> * @return If a {@link NoSuchColumnFamilyException} has been observed.<a name="line.626"></a> +<span class="sourceLineNo">627</span> */<a name="line.627"></a> +<span class="sourceLineNo">628</span> boolean hasSeenNoSuchFamily() {<a name="line.628"></a> +<span class="sourceLineNo">629</span> return wrongFamily;<a name="line.629"></a> +<span class="sourceLineNo">630</span> }<a name="line.630"></a> +<span class="sourceLineNo">631</span><a name="line.631"></a> +<span class="sourceLineNo">632</span> /**<a name="line.632"></a> +<span class="sourceLineNo">633</span> * Records that a {@link NoSuchColumnFamilyException} has been observed.<a name="line.633"></a> +<span class="sourceLineNo">634</span> */<a name="line.634"></a> +<span class="sourceLineNo">635</span> void sawNoSuchFamily() {<a name="line.635"></a> +<span class="sourceLineNo">636</span> wrongFamily = true;<a name="line.636"></a> +<span class="sourceLineNo">637</span> }<a name="line.637"></a> +<span class="sourceLineNo">638</span> }<a name="line.638"></a> +<span class="sourceLineNo">639</span><a name="line.639"></a> +<span class="sourceLineNo">640</span> final WriteState writestate = new WriteState();<a name="line.640"></a> +<span class="sourceLineNo">641</span><a name="line.641"></a> +<span class="sourceLineNo">642</span> long memstoreFlushSize;<a name="line.642"></a> +<span class="sourceLineNo">643</span> final long timestampSlop;<a name="line.643"></a> +<span class="sourceLineNo">644</span> final long rowProcessorTimeout;<a name="line.644"></a> <span class="sourceLineNo">645</span><a name="line.645"></a> -<span class="sourceLineNo">646</span> final RegionServerServices rsServices;<a name="line.646"></a> -<span class="sourceLineNo">647</span> private RegionServerAccounting rsAccounting;<a name="line.647"></a> -<span class="sourceLineNo">648</span> private long flushCheckInterval;<a name="line.648"></a> -<span class="sourceLineNo">649</span> // flushPerChanges is to prevent too many changes in memstore<a name="line.649"></a> -<span class="sourceLineNo">650</span> private long flushPerChanges;<a name="line.650"></a> -<span class="sourceLineNo">651</span> private long blockingMemStoreSize;<a name="line.651"></a> -<span class="sourceLineNo">652</span> // Used to guard closes<a name="line.652"></a> -<span class="sourceLineNo">653</span> final ReentrantReadWriteLock lock = new ReentrantReadWriteLock();<a name="line.653"></a> -<span class="sourceLineNo">654</span><a name="line.654"></a> -<span class="sourceLineNo">655</span> // Stop updates lock<a name="line.655"></a> -<span class="sourceLineNo">656</span> private final ReentrantReadWriteLock updatesLock = new ReentrantReadWriteLock();<a name="line.656"></a> -<span class="sourceLineNo">657</span> private boolean splitRequest;<a name="line.657"></a> -<span class="sourceLineNo">658</span> private byte[] explicitSplitPoint = null;<a name="line.658"></a> -<span class="sourceLineNo">659</span><a name="line.659"></a> -<span class="sourceLineNo">660</span> private final MultiVersionConcurrencyControl mvcc = new MultiVersionConcurrencyControl();<a name="line.660"></a> -<span class="sourceLineNo">661</span><a name="line.661"></a> -<span class="sourceLineNo">662</span> // Coprocessor host<a name="line.662"></a> -<span class="sourceLineNo">663</span> private RegionCoprocessorHost coprocessorHost;<a name="line.663"></a> +<span class="sourceLineNo">646</span> // Last flush time for each Store. Useful when we are flushing for each column<a name="line.646"></a> +<span class="sourceLineNo">647</span> private final ConcurrentMap<HStore, Long> lastStoreFlushTimeMap = new ConcurrentHashMap<>();<a name="line.647"></a> +<span class="sourceLineNo">648</span><a name="line.648"></a> +<span class="sourceLineNo">649</span> final RegionServerServices rsServices;<a name="line.649"></a> +<span class="sourceLineNo">650</span> private RegionServerAccounting rsAccounting;<a name="line.650"></a> +<span class="sourceLineNo">651</span> private long flushCheckInterval;<a name="line.651"></a> +<span class="sourceLineNo">652</span> // flushPerChanges is to prevent too many changes in memstore<a name="line.652"></a> +<span class="sourceLineNo">653</span> private long flushPerChanges;<a name="line.653"></a> +<span class="sourceLineNo">654</span> private long blockingMemStoreSize;<a name="line.654"></a> +<span class="sourceLineNo">655</span> // Used to guard closes<a name="line.655"></a> +<span class="sourceLineNo">656</span> final ReentrantReadWriteLock lock = new ReentrantReadWriteLock();<a name="line.656"></a> +<span class="sourceLineNo">657</span><a name="line.657"></a> +<span class="sourceLineNo">658</span> // Stop updates lock<a name="line.658"></a> +<span class="sourceLineNo">659</span> private final ReentrantReadWriteLock updatesLock = new ReentrantReadWriteLock();<a name="line.659"></a> +<span class="sourceLineNo">660</span> private boolean splitRequest;<a name="line.660"></a> +<span class="sourceLineNo">661</span> private byte[] explicitSplitPoint = null;<a name="line.661"></a> +<span class="sourceLineNo">662</span><a name="line.662"></a> +<span class="sourceLineNo">663</span> private final MultiVersionConcurrencyControl mvcc = new MultiVersionConcurrencyControl();<a name="line.663"></a> <span class="sourceLineNo">664</span><a name="line.664"></a> -<span class="sourceLineNo">665</span> private TableDescriptor htableDescriptor = null;<a name="line.665"></a> -<span class="sourceLineNo">666</span> private RegionSplitPolicy splitPolicy;<a name="line.666"></a> -<span class="sourceLineNo">667</span> private FlushPolicy flushPolicy;<a name="line.667"></a> -<span class="sourceLineNo">668</span><a name="line.668"></a> -<span class="sourceLineNo">669</span> private final MetricsRegion metricsRegion;<a name="line.669"></a> -<span class="sourceLineNo">670</span> private final MetricsRegionWrapperImpl metricsRegionWrapper;<a name="line.670"></a> -<span class="sourceLineNo">671</span> private final Durability regionDurability;<a name="line.671"></a> -<span class="sourceLineNo">672</span> private final boolean regionStatsEnabled;<a name="line.672"></a> -<span class="sourceLineNo">673</span> // Stores the replication scope of the various column families of the table<a name="line.673"></a> -<span class="sourceLineNo">674</span> // that has non-default scope<a name="line.674"></a> -<span class="sourceLineNo">675</span> private final NavigableMap<byte[], Integer> replicationScope = new TreeMap<>(<a name="line.675"></a> -<span class="sourceLineNo">676</span> Bytes.BYTES_COMPARATOR);<a name="line.676"></a> -<span class="sourceLineNo">677</span><a name="line.677"></a> -<span class="sourceLineNo">678</span> private final StoreHotnessProtector storeHotnessProtector;<a name="line.678"></a> -<span class="sourceLineNo">679</span><a name="line.679"></a> -<span class="sourceLineNo">680</span> /**<a name="line.680"></a> -<span class="sourceLineNo">681</span> * HRegion constructor. This constructor should only be used for testing and<a name="line.681"></a> -<span class="sourceLineNo">682</span> * extensions. Instances of HRegion should be instantiated with the<a name="line.682"></a> -<span class="sourceLineNo">683</span> * {@link HRegion#createHRegion} or {@link HRegion#openHRegion} method.<a name="line.683"></a> -<span class="sourceLineNo">684</span> *<a name="line.684"></a> -<span class="sourceLineNo">685</span> * @param tableDir qualified path of directory where region should be located,<a name="line.685"></a> -<span class="sourceLineNo">686</span> * usually the table directory.<a name="line.686"></a> -<span class="sourceLineNo">687</span> * @param wal The WAL is the outbound log for any updates to the HRegion<a name="line.687"></a> -<span class="sourceLineNo">688</span> * The wal file is a logfile from the previous execution that's<a name="line.688"></a> -<span class="sourceLineNo">689</span> * custom-computed for this HRegion. The HRegionServer computes and sorts the<a name="line.689"></a> -<span class="sourceLineNo">690</span> * appropriate wal info for this HRegion. If there is a previous wal file<a name="line.690"></a> -<span class="sourceLineNo">691</span> * (implying that the HRegion has been written-to before), then read it from<a name="line.691"></a> -<span class="sourceLineNo">692</span> * the supplied path.<a name="line.692"></a> -<span class="sourceLineNo">693</span> * @param fs is the filesystem.<a name="line.693"></a> -<span class="sourceLineNo">694</span> * @param confParam is global configuration settings.<a name="line.694"></a> -<span class="sourceLineNo">695</span> * @param regionInfo - RegionInfo that describes the region<a name="line.695"></a> -<span class="sourceLineNo">696</span> * is new), then read them from the supplied path.<a name="line.696"></a> -<span class="sourceLineNo">697</span> * @param htd the table descriptor<a name="line.697"></a> -<span class="sourceLineNo">698</span> * @param rsServices reference to {@link RegionServerServices} or null<a name="line.698"></a> -<span class="sourceLineNo">699</span> * @deprecated Use other constructors.<a name="line.699"></a> -<span class="sourceLineNo">
<TRUNCATED>