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From Venkatesh <vramanatha...@aol.com>
Subject hbase -0.90.x upgrade - zookeeper exception in mapreduce job
Date Tue, 12 Apr 2011 14:59:54 GMT

 I get this occasionally..(not all the time)..Upgrading from 0.20.6 to 0.90.2
Is this issue same as this JIRA 
https://issues.apache.org/jira/browse/HBASE-3578

I'm using HBaseConfiguration.create() & setting that in job
thx
v


 2011-04-12 02:13:06,870 ERROR Timer-0 org.apache.hadoop.hbase.mapreduce.TableInputFormat
- org.apache.hadoop.hbase.ZooKeeperConnectionException: org.apache.hadoop.hbase.ZooKeeperConnectionException:
org.apache.zookeeper.KeeperException$ConnectionLossException: KeeperErrorCode = ConnectionLoss
for /hbase        at org.apache.hadoop.hbase.client.HConnectionManager$HConnectionImplementation.getZooKeeperWatcher(HConnectionManager.java:1000)
        at org.apache.hadoop.hbase.client.HConnectionManager$HConnectionImplementation.setupZookeeperTrackers(HConnectionManager.java:303)
        at org.apache.hadoop.hbase.client.HConnectionManager$HConnectionImplementation.<init>(HConnectionManager.java:294)
        at org.apache.hadoop.hbase.client.HConnectionManager.getConnection(HConnectionManager.java:156)
       at org.apache.hadoop.hbase.client.HTable.<init>(HTable.java:167)
        at org.apache.hadoop.hbase.client.HTable.<init>(HTable.java:145)
        at org.apache.hadoop.hbase.mapreduce.TableInputFormat.setConf(TableInputFormat.java:91)
        at org.apache.hadoop.util.ReflectionUtils.setConf(ReflectionUtils.java:62)
        at org.apache.hadoop.util.ReflectionUtils.newInstance(ReflectionUtils.java:117)
        at org.apache.hadoop.mapred.JobClient.writeNewSplits(JobClient.java:882)
        at org.apache.hadoop.mapred.JobClient.submitJobInternal(JobClient.java:779)
        at org.apache.hadoop.mapreduce.Job.submit(Job.java:432)
        at org.apache.hadoop.mapreduce.Job.waitForCompletion(Job.java:448)




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