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From Gaojinchao <gaojinc...@huawei.com>
Subject Re: A question about create table with regions in hbase version 0.90.3
Date Tue, 26 Apr 2011 00:40:20 GMT
One region server with meta table is shutdowned.


-----邮件原件-----
发件人: Ted Yu [mailto:yuzhihong@gmail.com] 
发送时间: 2011年4月25日 21:25
收件人: user@hbase.apache.org
主题: Re: A question about create table with regions in hbase version 0.90.3

Can you give more detail as to how many region servers were shutting down ?

Thanks

2011/4/25 Gaojinchao <gaojinchao@huawei.com>

> I merge issue HBASE-3744 to 0.90.2 and test it.
> Find that Creating table fails when region server shutdown
>
> Does it need try to one more times for putting Meta data?
>
> public static void addRegionToMeta(CatalogTracker catalogTracker,
>      HRegionInfo regionInfo)
>  throws IOException {
>    Put put = new Put(regionInfo.getRegionName());
>    put.add(HConstants.CATALOG_FAMILY, HConstants.REGIONINFO_QUALIFIER,
>        Writables.getBytes(regionInfo));
>    catalogTracker.waitForMetaServerConnectionDefault().put(
>        // try again ?
>        CatalogTracker.META_REGION, put);
>    LOG.info("Added region " + regionInfo.getRegionNameAsString() + " to
> META");
>  }
>
> Client logs:
> 11/04/25 17:22:51 INFO client.HConnectionManager$HConnectionImplementation:
> Closed zookeeper sessionid=0x12f8be0d9b7000b
> 11/04/25 17:22:51 INFO zookeeper.ZooKeeper: Session: 0x12f8be0d9b7000b
> closed
> 11/04/25 17:22:51 INFO zookeeper.ClientCnxn: EventThread shut down
> org.apache.hadoop.ipc.RemoteException:
> org.apache.hadoop.ipc.RemoteException: java.io.IOException: Server not
> running
>        at
> org.apache.hadoop.hbase.regionserver.HRegionServer.checkOpen(HRegionServer.java:2335)
>        at
> org.apache.hadoop.hbase.regionserver.HRegionServer.put(HRegionServer.java:1647)
>        at sun.reflect.GeneratedMethodAccessor11.invoke(Unknown Source)
>        at
> sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)
>        at java.lang.reflect.Method.invoke(Method.java:597)
>        at
> org.apache.hadoop.hbase.ipc.HBaseRPC$Server.call(HBaseRPC.java:570)
>        at
> org.apache.hadoop.hbase.ipc.HBaseServer$Handler.run(HBaseServer.java:1039)
>
>        at
> org.apache.hadoop.hbase.ipc.HBaseClient.call(HBaseClient.java:771)
>        at
> org.apache.hadoop.hbase.ipc.HBaseRPC$Invoker.invoke(HBaseRPC.java:257)
>        at $Proxy6.put(Unknown Source)
>        at
> org.apache.hadoop.hbase.catalog.MetaEditor.addRegionToMeta(MetaEditor.java:57)
>        at
> org.apache.hadoop.hbase.master.HMaster.createTable(HMaster.java:804)
>        at
> org.apache.hadoop.hbase.master.HMaster.createTable(HMaster.java:780)
>        at
> org.apache.hadoop.hbase.master.HMaster.createTable(HMaster.java:747)
>        at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
>        at
> sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:39)
>        at
> sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)
>        at java.lang.reflect.Method.invoke(Method.java:597)
>        at
> org.apache.hadoop.hbase.ipc.HBaseRPC$Server.call(HBaseRPC.java:570)
>        at
> org.apache.hadoop.hbase.ipc.HBaseServer$Handler.run(HBaseServer.java:1039)
>
>        at
> org.apache.hadoop.hbase.ipc.HBaseClient.call(HBaseClient.java:771)
>        at
> org.apache.hadoop.hbase.ipc.HBaseRPC$Invoker.invoke(HBaseRPC.java:257)
>        at $Proxy4.createTable(Unknown Source)
>        at
> org.apache.hadoop.hbase.client.HBaseAdmin.createTableAsync(HBaseAdmin.java:340)
>        at
> org.apache.hadoop.hbase.client.HBaseAdmin.createTable(HBaseAdmin.java:302)
>        at
> com.huawei.smartcare.performanceTuning.createTable.main(createTable.java:103)
>
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