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https://issues.apache.org/jira/browse/HBASE-1449?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=12714789#action_12714789
 ] 

stack commented on HBASE-1449:
------------------------------

Nitay:

Patch looks good but trying it with all default configs -- no customizations on 
my part -- against TRUNK I get below over and over again:

{code}
2009-05-30 15:30:19,418 DEBUG org.apache.hadoop.hbase.regionserver.Store: Added 
file:/tmp/hbase-stack/hbase/-ROOT-/70236052/info/4967185390958837825, 
entries=1, sequenceid=2, memsize=623.0, filesize=853.0 to -ROOT-,,0
2009-05-30 15:30:19,419 DEBUG org.apache.hadoop.hbase.regionserver.HRegion: 
Finished memcache flush of ~623.0 for region -ROOT-,,0 in 71ms, sequence id=2, 
compaction requested=false
2009-05-30 15:30:19,420 DEBUG org.apache.hadoop.hbase.regionserver.Store: 
closed info
2009-05-30 15:30:19,420 INFO org.apache.hadoop.hbase.regionserver.HRegion: 
Closed -ROOT-,,0
2009-05-30 15:30:19,420 DEBUG org.apache.hadoop.hbase.regionserver.HLog: 
closing hlog writer in file:/tmp/hbase-stack/hbase/-ROOT-/70236052/.logs
2009-05-30 15:30:19,424 DEBUG org.apache.hadoop.hbase.regionserver.HRegion: 
Closing .META.,,1: compactions & flushes disabled
2009-05-30 15:30:19,424 DEBUG org.apache.hadoop.hbase.regionserver.HRegion: 
Updates disabled for region, no outstanding scanners on .META.,,1
2009-05-30 15:30:19,424 DEBUG org.apache.hadoop.hbase.regionserver.HRegion: No 
more row locks outstanding on region .META.,,1
2009-05-30 15:30:19,424 DEBUG org.apache.hadoop.hbase.regionserver.Store: 
closed historian
2009-05-30 15:30:19,424 DEBUG org.apache.hadoop.hbase.regionserver.Store: 
closed info
2009-05-30 15:30:19,425 INFO org.apache.hadoop.hbase.regionserver.HRegion: 
Closed .META.,,1
2009-05-30 15:30:19,425 DEBUG org.apache.hadoop.hbase.regionserver.HLog: 
closing hlog writer in file:/tmp/hbase-stack/hbase/.META./1028785192/.logs
2009-05-30 15:30:19,492 INFO org.apache.hadoop.hbase.ipc.HBaseRpcMetrics: 
Initializing RPC Metrics with hostName=HMaster, port=60000
2009-05-30 15:30:19,850 INFO 
org.apache.hadoop.hbase.zookeeper.ZooKeeperWrapper: Quorum servers: 
localhost:2181
2009-05-30 15:30:22,801 WARN 
org.apache.hadoop.hbase.zookeeper.ZooKeeperWrapper: Failed to create /hbase:
org.apache.zookeeper.KeeperException$ConnectionLossException: KeeperErrorCode = 
ConnectionLoss for /hbase
    at org.apache.zookeeper.KeeperException.create(KeeperException.java:90)
    at org.apache.zookeeper.KeeperException.create(KeeperException.java:42)
    at org.apache.zookeeper.ZooKeeper.create(ZooKeeper.java:522)
    at 
org.apache.hadoop.hbase.zookeeper.ZooKeeperWrapper.ensureExists(ZooKeeperWrapper.java:293)
    at 
org.apache.hadoop.hbase.zookeeper.ZooKeeperWrapper.ensureParentExists(ZooKeeperWrapper.java:314)
    at 
org.apache.hadoop.hbase.zookeeper.ZooKeeperWrapper.writeMasterAddress(ZooKeeperWrapper.java:402)
    at 
org.apache.hadoop.hbase.master.HMaster.writeAddressToZooKeeper(HMaster.java:260)
    at org.apache.hadoop.hbase.master.HMaster.<init>(HMaster.java:250)
    at 
org.apache.hadoop.hbase.LocalHBaseCluster.<init>(LocalHBaseCluster.java:95)
    at 
org.apache.hadoop.hbase.LocalHBaseCluster.<init>(LocalHBaseCluster.java:78)
    at org.apache.hadoop.hbase.master.HMaster.doMain(HMaster.java:1100)
    at org.apache.hadoop.hbase.master.HMaster.main(HMaster.java:1141)
2009-05-30 15:30:24,596 WARN 
org.apache.hadoop.hbase.zookeeper.ZooKeeperWrapper: Failed to create /hbase:
org.apache.zookeeper.KeeperException$ConnectionLossException: KeeperErrorCode = 
ConnectionLoss for /hbase
    at org.apache.zookeeper.KeeperException.create(KeeperException.java:90)
    at org.apache.zookeeper.KeeperException.create(KeeperException.java:42)
    at org.apache.zookeeper.ZooKeeper.create(ZooKeeper.java:522)
    at 
org.apache.hadoop.hbase.zookeeper.ZooKeeperWrapper.ensureExists(ZooKeeperWrapper.java:293)
    at 
org.apache.hadoop.hbase.zookeeper.ZooKeeperWrapper.ensureParentExists(ZooKeeperWrapper.java:314)
    at 
org.apache.hadoop.hbase.zookeeper.ZooKeeperWrapper.writeMasterAddress(ZooKeeperWrapper.java:402)
    at 
org.apache.hadoop.hbase.master.HMaster.writeAddressToZooKeeper(HMaster.java:260)
    at org.apache.hadoop.hbase.master.HMaster.<init>(HMaster.java:250)
    at 
org.apache.hadoop.hbase.LocalHBaseCluster.<init>(LocalHBaseCluster.java:95)
    at 
org.apache.hadoop.hbase.LocalHBaseCluster.<init>(LocalHBaseCluster.java:78)
    at org.apache.hadoop.hbase.master.HMaster.doMain(HMaster.java:1100)
    at org.apache.hadoop.hbase.master.HMaster.main(HMaster.java:1141)
{code}

> Update to latest ZooKeeper trunk
> --------------------------------
>
>                 Key: HBASE-1449
>                 URL: https://issues.apache.org/jira/browse/HBASE-1449
>             Project: Hadoop HBase
>          Issue Type: Improvement
>            Reporter: Nitay Joffe
>            Assignee: Nitay Joffe
>             Fix For: 0.20.0
>
>         Attachments: hbase-1449-zk-edits.patch, hbase-1449.patch, 
> zookeeper-r777662-hbase-1449.jar
>
>
> The latest ZooKeeper trunk has many improvements and is much more clean. 
> Since we are working on integrating better with ZooKeeper (e.g. shell and 
> JNI) we should run off their latest and greatest.

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