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05-04-2016
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07-09-2018
12:57 PM
Hi Harsh, Could you please help me how to check /hbase connection in zkcli
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07-09-2018
12:38 PM
Hi All, These are error messages i am receiving 018-07-09 15:35:46,924 INFO [main] Configuration.deprecation: hadoop.native.lib is deprecated. Instead, use io.native.lib.available 2018-07-09 15:36:04,806 ERROR [main] zookeeper.RecoverableZooKeeper: ZooKeeper exists failed after 4 attempts 2018-07-09 15:36:04,810 WARN [main] zookeeper.ZKUtil: hconnection-0x7e533390x0, quorum=localhost:2181, baseZNode=/hbase Unable to set watcher on znode (/hbase/hbaseid) org.apache.zookeeper.KeeperException$ConnectionLossException: KeeperErrorCode = ConnectionLoss for /hbase/hbaseid at org.apache.zookeeper.KeeperException.create(KeeperException.java:99) at org.apache.zookeeper.KeeperException.create(KeeperException.java:51) at org.apache.zookeeper.ZooKeeper.exists(ZooKeeper.java:1041) at org.apache.hadoop.hbase.zookeeper.RecoverableZooKeeper.exists(RecoverableZooKeeper.java:220) at org.apache.hadoop.hbase.zookeeper.ZKUtil.checkExists(ZKUtil.java:419) at org.apache.hadoop.hbase.zookeeper.ZKClusterId.readClusterIdZNode(ZKClusterId.java:65) at org.apache.hadoop.hbase.client.ZooKeeperRegistry.getClusterId(ZooKeeperRegistry.java:105) at org.apache.hadoop.hbase.client.ConnectionManager$HConnectionImplementation.retrieveClusterId(ConnectionManager.java:919) at org.apache.hadoop.hbase.client.ConnectionManager$HConnectionImplementation.<init>(ConnectionManager.java:657) at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method) at sun.reflect.NativeConstructorAccessorImpl.newInstance(NativeConstructorAccessorImpl.java:62) at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45) at java.lang.reflect.Constructor.newInstance(Constructor.java:423) at org.apache.hadoop.hbase.client.ConnectionFactory.createConnection(ConnectionFactory.java:238) at org.apache.hadoop.hbase.client.ConnectionFactory.createConnection(ConnectionFactory.java:218) at org.apache.hadoop.hbase.client.ConnectionFactory.createConnection(ConnectionFactory.java:119) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:498) ERROR [main] client.ConnectionManager$HConnectionImplementation: Can't get connection to ZooKeeper: KeeperErrorCode = ConnectionLoss for /hbase
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07-09-2018
12:34 PM
Hi All,
I am trying to connect hbase via zookeeper and added below property in hbase-site.xml
<configuration> <property> <name>hbase.rootdir</name> <value>hdfs://localhost:8020/hbase</value> </property> <property> <name>hbase.zookeeper.quorum</name> <value>localhost</value> </property> <property> <name>hbase.zookeeper.property.clientPort</name> <value>2182</value> </property> <property> <name>hbase.zookeeper.property.dataDir</name> <value>/var/lib/hbase/zookeeper</value> </property> </configuration>
I am getting th ebelow error
zookeeper.ZooKeeperWatcher: hconnection-0x7e533390x0, quorum=localhost:2181, baseZNode=/hbase Received unexpected KeeperException, re-throwing exception org.apache.zookeeper.KeeperException$ConnectionLossException: KeeperErrorCode = ConnectionLoss for /hbase
Please do the needful
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Apache HBase
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Apache Zookeeper
05-04-2016
01:56 PM
There was a blunder we have deleted a data directory by using skipTrash command also. The volume to data which we lost was huge.
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HDFS