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From "Slava Gorelik" <slava.gore...@gmail.com>
Subject Re: Regionserver fails to serve region
Date Mon, 27 Oct 2008 09:19:15 GMT
Hi.So far so good, after changing the file descriptors
and dfs.datanode.socket.write.timeout, dfs.datanode.max.xcievers my cluster
works stable.

Thank You and Best Regards.

P.S. Regarding deleting multiple columns missing functionality i filled jira
: https://issues.apache.org/jira/browse/HBASE-961



On Sun, Oct 26, 2008 at 12:58 AM, Michael Stack <stack@duboce.net> wrote:

> Slava Gorelik wrote:
>
>> Hi.Haven't tried yet them, i'll try tomorrow morning. In general cluster
>> is
>> working well, the problems begins if i'm trying to add 10M rows, after
>> 1.2M
>> if happened.
>>
> Anything else running beside the regionserver or datanodes that would suck
> resources?  When datanodes begin to slow, we begin to see the issue
> Jean-Adrien's configurations address.  Are you uploading using MapReduce?
>  Are TTs running on same nodes as the datanode and regionserver?  How are
> you doing the upload?  Describe what your uploader looks like (Sorry if
> you've already done this).
>
>   I already changed the limit of files descriptors,
>>
> Good.
>
>   I'll try
>> to change the properties:
>>  <property> <name>dfs.datanode.socket.write.timeout</name>
>>  <value>0</value>
>> </property>
>>
>> <property>
>>  <name>dfs.datanode.max.xcievers</name>
>>  <value>1023</value>
>> </property>
>>
>>
>>
> Yeah, try it.
>
>  And let you know, is any other prescriptions ? Did i miss something ?
>>
>> BTW, off topic, but i sent e-mail recently to the list and i can't see it:
>> Is it possible to delete multiple columns in any way by regex : for
>> example
>> colum_name_* ?
>>
>>
> Not that I know of.  If its not in the API, it should be.  Mind filing a
> JIRA?
>
> Thanks Slava.
> St.Ack
>

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