Per http://hadoop.apache.org/hbase/docs/r0.20.2/api/overview-summary.html#fully-distrib
hbase.master isn't specified there anymore. You must set hbase.zookeeper.quorum which by default is "localhost". J-D On Mon, Jan 4, 2010 at 12:42 AM, alaa nobani <[email protected]> wrote: > Hi, yes we have hbase-site.xml with the following entries: > > <configuration> > <property> > <name>hbase.rootdir</name> > <value>hdfs://localhost:10011/hbase</value> > <description>The directory shared by region servers. > </description> > </property> > <property> > <name>hbase.master</name> > <value>localhost:10015</value> > <description>The host and port that the HBase master runs at.</description> > </property> > <property> > <name>hbase.master.info.port</name> > <value>15040</value> > </property> > <property> > <name>hbase.regionserver</name> > <value>0.0.0.0:10016</value> > </property> > <property> > <name>hbase.regionserver.info.port</name> > <value>15050</value> > </property> > <property> > <name>hbase.regionserver.class</name> > <value>org.apache.hadoop.hbase.ipc.IndexedRegionInterface</value> > <description>Admo uses indexed regions</description> > </property> > <property> > <name>hbase.regionserver.impl</name> > > <value>org.apache.hadoop.hbase.regionserver.tableindexed.IndexedRegionServer</value> > <description>The implementation of the above interface</description> > </property> > </configuration> > > > --- On Mon, 1/4/10, stack <[email protected]> wrote: > >> From: stack <[email protected]> >> Subject: Re: IO Exception on startup >> To: [email protected] >> Date: Monday, January 4, 2010, 1:19 AM >> On Sun, Jan 3, 2010 at 1:08 AM, alaa >> nobani <[email protected]> >> wrote: >> >> > Hi, Yes Hbase is working but our application which >> uses hbase still not >> > able to connect to hbase and gives the following error >> on startup: >> > >> > 2010-01-03 02:56:41,809 INFO [main] >> > hbase.client.HConnectionManager$TableServers >> (HConnectionManager.java:336) - >> > getMaster attempt 7 of 10 failed; retrying after sleep >> of 16000 >> > java.io.IOException: >> > >> org.apache.zookeeper.KeeperException$ConnectionLossException: >> > KeeperErrorCode = ConnectionLoss for /hbase/master >> > at >> > >> org.apache.hadoop.hbase.zookeeper.ZooKeeperWrapper.readAddressOrThrow(ZooKeeperWrapper.java:331) >> > at >> > >> org.apache.hadoop.hbase.zookeeper.ZooKeeperWrapper.readMasterAddressOrThrow(ZooKeeperWrapper.java:240) >> > at >> > >> org.apache.hadoop.hbase.client.HConnectionManager$TableServers.getMaster(HConnectionManager.java:318) >> > at >> > >> org.apache.hadoop.hbase.client.HBaseAdmin.<init>(HBaseAdmin.java:72) >> > >> > >> > Do you suggest anything may cause this exception ?? >> what we should look >> > for? >> > >> >> Looks like client machine is not able to connect to >> zk. It has an >> hbase-site.xml w/ the proper zk ensemble members listed in >> its CLASSPATH? >> >> St.Ack >> >> >> >> >> > >> > Thanks. >> > >> > >> > --- On Thu, 12/31/09, Jean-Daniel Cryans <[email protected]> >> wrote: >> > >> > > From: Jean-Daniel Cryans <[email protected]> >> > > Subject: Re: IO Exception on startup >> > > To: [email protected] >> > > Date: Thursday, December 31, 2009, 9:16 PM >> > > This exception happens normally in >> > > the current release but it usually >> > > doesn't appear on the command line. I cleaned it >> up for the >> > > next >> > > release. >> > > >> > > HBase should still be working. >> > > >> > > J-D >> > > >> > > On Thu, Dec 31, 2009 at 1:36 AM, alaa nobani >> <[email protected]> >> > > wrote: >> > > > Zookeper is started , actually this >> exception is >> > > thrown after starting the master, here is the >> complete >> > > output i got when starting hbase: >> > > > >> > > > localhost: starting zookeeper, logging to >> > > >> > >> /home/admo40/hbase-0.20.2/bin/../logs/hbase-admo40-zookeeper-mail.kalimat-maktoob.com.out >> > > > starting master, logging to >> > > >> > >> /home/admo40/hbase-0.20.2/bin/../logs/hbase-admo40-master-mail.kalimat-maktoob.com.out >> > > > java.io.IOException: >> > > >> org.apache.zookeeper.KeeperException$NoNodeException: >> > > KeeperErrorCode = NoNode for /hbase/master >> > > > at >> > > >> > >> org.apache.hadoop.hbase.zookeeper.ZooKeeperWrapper.readAddressOrThrow(ZooKeeperWrapper.java:332) >> > > > at >> > > >> > >> org.apache.hadoop.hbase.zookeeper.ZooKeeperWrapper.readAddress(ZooKeeperWrapper.java:318) >> > > > at >> > > >> > >> org.apache.hadoop.hbase.zookeeper.ZooKeeperWrapper.readMasterAddress(ZooKeeperWrapper.java:250) >> > > > at >> > > >> > >> org.apache.hadoop.hbase.master.ZKMasterAddressWatcher.waitForMasterAddressAvailability(ZKMasterAddressWatcher.java:82) >> > > > at >> > > >> > >> org.apache.hadoop.hbase.master.HMaster.writeAddressToZooKeeper(HMaster.java:267) >> > > > at >> > > >> org.apache.hadoop.hbase.master.HMaster.<init>(HMaster.java:254) >> > > > at >> > > >> > >> org.apache.hadoop.hbase.LocalHBaseCluster.<init>(LocalHBaseCluster.java:94) >> > > > at >> > > >> > >> org.apache.hadoop.hbase.LocalHBaseCluster.<init>(LocalHBaseCluster.java:78) >> > > > at >> > > >> org.apache.hadoop.hbase.master.HMaster.doMain(HMaster.java:1214) >> > > > localhost: starting regionserver, logging >> to >> > > >> > >> /home/admo40/hbase-0.20.2/bin/../logs/hbase-admo40-regionserver-mail.kalimat-maktoob.com.out >> > > > >> > > > >> > > > >> > > > --- On Thu, 12/31/09, Jeff Zhang <[email protected]> >> > > wrote: >> > > > >> > > >> From: Jeff Zhang <[email protected]> >> > > >> Subject: Re: IO Exception on startup >> > > >> To: [email protected] >> > > >> Date: Thursday, December 31, 2009, 11:18 >> AM >> > > >> The zookeeper is not started ? >> > > >> >> > > >> >> > > >> Jeff Zhang >> > > >> >> > > >> >> > > >> >> > > >> On Thu, Dec 31, 2009 at 12:33 AM, alaa >> nobani >> > > <[email protected]> >> > > >> wrote: >> > > >> >> > > >> > Hi, >> > > >> > Any one can recognize the following >> exception >> > > am >> > > >> getting when starting >> > > >> > hbase and help me fix it: >> > > >> > >> > > >> > java.io.IOException: >> > > >> >> > > >> org.apache.zookeeper.KeeperException$NoNodeException: >> > > >> > KeeperErrorCode = NoNode for >> /hbase/master >> > > >> > at >> > > >> > >> > > >> >> > > >> > >> org.apache.hadoop.hbase.zookeeper.ZooKeeperWrapper.readAddressOrThrow(ZooKeeperWrapper.java:332) >> > > >> > at >> > > >> > >> > > >> >> > > >> > >> org.apache.hadoop.hbase.zookeeper.ZooKeeperWrapper.readAddress(ZooKeeperWrapper.java:318) >> > > >> > at >> > > >> > >> > > >> >> > > >> > >> org.apache.hadoop.hbase.zookeeper.ZooKeeperWrapper.readMasterAddress(ZooKeeperWrapper.java:250) >> > > >> > at >> > > >> > >> > > >> >> > > >> > >> org.apache.hadoop.hbase.master.ZKMasterAddressWatcher.waitForMasterAddressAvailability(ZKMasterAddressWatcher.java:82) >> > > >> > at >> > > >> > >> > > >> >> > > >> > >> org.apache.hadoop.hbase.master.HMaster.writeAddressToZooKeeper(HMaster.java:267) >> > > >> > at >> > > >> >> > > >> org.apache.hadoop.hbase.master.HMaster.<init>(HMaster.java:254) >> > > >> > at >> > > >> > >> > > >> >> > > >> > >> org.apache.hadoop.hbase.LocalHBaseCluster.<init>(LocalHBaseCluster.java:94) >> > > >> > at >> > > >> > >> > > >> >> > > >> > >> org.apache.hadoop.hbase.LocalHBaseCluster.<init>(LocalHBaseCluster.java:78) >> > > >> > at >> > > >> >> > > >> org.apache.hadoop.hbase.master.HMaster.doMain(HMaster.java:1214) >> > > >> > >> > > >> > >> > > >> > Thanks. >> > > >> > >> > > >> > >> > > >> > >> > > >> > >> > > >> >> > > > >> > > > >> > > > >> > > > >> > > >> > >> > >> > >> > >> > > > >
