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From Ted <yuzhih...@gmail.com>
Subject Re: about HBase export
Date Mon, 04 Mar 2013 12:27:41 GMT
Can you check region server logs to see if there was any error during export or import ?

Thanks

On Mar 4, 2013, at 2:48 AM, Ally Gladstone <ally.alvin.gladstone@gmail.com> wrote:

> Hi,
> 
> I'm using Hadoop and HBase cluster with some machines.
>  Hadoop 0.20.2(exactly, hadoop-0.20.2-cdh3u1)
>  HBase 0.90.3 (exactly, hbase-0.90.3-cdh3u1)
> 
> I tried to export HBase table with next command,
> it seemed to work successfuly, but could not export table completely.
> 
> command:
> /HADOOP_HOME/hadoop jar /HBASE_HOME/hbase-0.90.3-cdh3u1.jar export
> <tablename> <hdfs_outputdir>
> 
> After exported, import exported-data into empty table, but there was
> many lost rows.
> 
> 
> When the table data size was small(exported-data size was a few GB),
> could export completly and fully import all row,
> but when table became huge(exported-data size became around 10 GB over),
> it seemed to export incompletly and couldn't import all row.
> 
> Is there any upper limit of size for export, or necessary settings, any
> bugs ??
> 
> thanks.

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