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From Tao Xie <xietao.mail...@gmail.com>
Subject Re: a zookeeper question
Date Tue, 28 Sep 2010 13:26:58 GMT
Resolved. A stupid error I made. Sorry for this.

2010/9/28 Tao Xie <xietao.mailbox@gmail.com>

> Maybe a stupid question. I have set export HBASE_MANAGES_ZK=true and
> provide one ZK in hbase-site.xml. In my example, I only set the server sr114
> as zk. But I still find zookeeper will check other quorum servers. I wonder
> where the server lists it reads. Confused about this. Anybody can give me a
> hint? Thanks.
>
> 10/09/28 16:53:06 WARN zookeeper.ZooKeeperWrapper: Failed to create /hbase
> -- check quorum servers,
> currently=sr117:2181,sr116:2181,sr115:2181,sr114:2181,sr122:2181,sr121:2181,sr120:2181,sr119:2181,sr118:2181
> org.apache.zookeeper.KeeperException$ConnectionLossException:
> KeeperErrorCode = ConnectionLoss for /hbase
>         at
> org.apache.zookeeper.KeeperException.create(KeeperException.java:90)
>         at
> org.apache.zookeeper.KeeperException.create(KeeperException.java:42)
>         at org.apache.zookeeper.ZooKeeper.exists(ZooKeeper.java:780)
>         at org.apache.zookeeper.ZooKeeper.exists(ZooKeeper.java:808)
>         at
> org.apache.hadoop.hbase.zookeeper.ZooKeeperWrapper.ensureExists(ZooKeeperWrapper.java:405)
>         at
> org.apache.hadoop.hbase.zookeeper.ZooKeeperWrapper.ensureParentExists(ZooKeeperWrapper.java:432)
>         at
> org.apache.hadoop.hbase.zookeeper.ZooKeeperWrapper.checkOutOfSafeMode(ZooKeeperWrapper.java:545)
>         at
> org.apache.hadoop.hbase.client.HConnectionManager$TableServers.locateRootRegion(HConnectionManager.java:974)
>         at
> org.apache.hadoop.hbase.client.HConnectionManager$TableServers.locateRegion(HConnectionManager.java:625)
>         at
> org.apache.hadoop.hbase.client.HConnectionManager$TableServers.locateRegion(HConnectionManager.java:601)
>         at
> org.apache.hadoop.hbase.client.HConnectionManager$TableServers.locateRegionInMeta(HConnectionManager.java:670)
>         at
> org.apache.hadoop.hbase.client.HConnectionManager$TableServers.locateRegion(HConnectionManager.java:630)
>         at
> org.apache.hadoop.hbase.client.HConnectionManager$TableServers.locateRegion(HConnectionManager.java:601)
>         at
> org.apache.hadoop.hbase.client.HConnectionManager$TableServers.locateRegionInMeta(HConnectionManager.java:670)
>         at
> org.apache.hadoop.hbase.client.HConnectionManager$TableServers.locateRegion(HConnectionManager.java:634)
>         at
> org.apache.hadoop.hbase.client.HConnectionManager$TableServers.locateRegion(HConnectionManager.java:601)
>         at org.apache.hadoop.hbase.client.HTable.<init>(HTable.java:134)
>         at org.apache.hadoop.hbase.client.HTable.<init>(HTable.java:112)
>         at com.yahoo.ycsb.db.HBaseClient.getHTable(Unknown Source)
>         at com.yahoo.ycsb.db.HBaseClient.update(Unknown Source)
>         at com.yahoo.ycsb.db.HBaseClient.insert(Unknown Source)
>         at com.yahoo.ycsb.DBWrapper.insert(Unknown Source)
>         at com.yahoo.ycsb.workloads.CoreWorkload.doInsert(Unknown Source)
>         at com.yahoo.ycsb.ClientThread.run(Unknown Source)
>
>

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