hbase-user mailing list archives

Site index · List index
Message view « Date » · « Thread »
Top « Date » · « Thread »
From Jean-Daniel Cryans <jdcry...@apache.org>
Subject Re: Standalone mode
Date Tue, 26 Jan 2010 20:07:31 GMT
Looks like there's something weird with your master, you should take a
look at its log.

Also which hbase version are you using?

J-D

On Tue, Jan 26, 2010 at 11:57 AM, Gabriel Ki <gabeki@gmail.com> wrote:
> Hi,
>
> I am new to HBase.  I wanted to do a sanity check by installing HBase
> standalone mode. Following
> http://hadoop.apache.org/hbase/docs/current/api/overview-summary.html#standalone
> I got NullPointerException when I tried to create a table.  Could someone
> tell me what I have missed?  Many thanks in advance.  Here are the errors
> and zk_dump
>
> hbase(main):002:0> zk_dump
> 10/01/26 11:46:45 DEBUG client.HConnectionManager$ClientZKWatcher: Got
> ZooKeeper event, state: SyncConnected, type: None, path: null
> 10/01/26 11:46:45 DEBUG zookeeper.ZooKeeperWrapper: Read ZNode /hbase/master
> got 10.10.2.31:60000
> 10/01/26 11:46:45 DEBUG zookeeper.ZooKeeperWrapper: Read ZNode /hbase/master
> got 10.10.2.31:60000
> 10/01/26 11:46:46 DEBUG zookeeper.ZooKeeperWrapper: Read ZNode
> /hbase/root-region-server got 10.10.2.31:11357
> 10/01/26 11:46:46 DEBUG zookeeper.ZooKeeperWrapper: Read ZNode
> /hbase/rs/1264534681746 got 10.10.2.31:11357
>
> HBase tree in ZooKeeper is rooted at /hbase
>  Cluster up? true
>  In safe mode? false
>  Master address: 10.10.2.31:60000
>  Region server holding ROOT: 10.10.2.31:11357
>  Region servers:
>    - 10.10.2.31:11357
>
> hbase(main):003:0> create 't1', {NAME => 'f1', VERSIONS => 5}
> NativeException: java.io.IOException: java.io.IOException:
> java.lang.NullPointerException
>    at org.apache.hadoop.hbase.master.HMaster.createTable(HMaster.java:780)
>    at org.apache.hadoop.hbase.master.HMaster.createTable(HMaster.java:757)
>    at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
>    at
> sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:57)
>    at
> sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
>    at java.lang.reflect.Method.invoke(Method.java:616)
>    at org.apache.hadoop.hbase.ipc.HBaseRPC$Server.call(HBaseRPC.java:648)
>    at
> org.apache.hadoop.hbase.ipc.HBaseServer$Handler.run(HBaseServer.java:915)
>
> In region server log:
> WARN org.apache.hadoop.hbase.regionserver.HRegionServer: Not starting a
> distinct region server because hbase.cluster.distributed is false
>

Mime
View raw message