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HBase, mail # user - coprocessor enabled put very slow, help please~~~


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Prakash Kadel 2013-02-18, 00:48
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Prakash Kadel 2013-02-18, 00:52
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Re: coprocessor enabled put very slow, help please~~~
lars hofhansl 2013-02-18, 01:07
Presumably the coprocessor issues Puts to another region server in most cases, that could explain it being (much) slower.

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 From: Prakash Kadel <[EMAIL PROTECTED]>
To: "[EMAIL PROTECTED]" <[EMAIL PROTECTED]>
Sent: Sunday, February 17, 2013 4:52 PM
Subject: Re: coprocessor enabled put very slow, help please~~~
 
Forgot to mention. I am using 0.92.

Sincerely,
Prakash

On Feb 18, 2013, at 9:48 AM, Prakash Kadel <[EMAIL PROTECTED]> wrote:

> hi,
>   i am trying to insert few million documents to hbase with mapreduce. To enable quick search of docs i want to have some indexes, so i tried to use the coprocessors, but they are slowing down my inserts. Arent the coprocessors not supposed to increase the latency?
> my settings:
>    3 region servers
>   60 maps
> each map inserts to doc table.(checkAndPut)
> regionobserver coprocessor does a postCheckAndPut and inserts some rows to a index table.
>
>
> Sincerely,
> Prakash
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Prakash Kadel 2013-02-18, 01:13
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lars hofhansl 2013-02-18, 01:17
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Prakash Kadel 2013-02-18, 01:26
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lars hofhansl 2013-02-18, 02:31
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Michael Segel 2013-02-18, 09:31
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Michael Segel 2013-02-18, 01:31
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Prakash Kadel 2013-02-18, 02:01
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Prakash Kadel 2013-02-18, 01:32
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Wei Tan 2013-02-18, 05:52
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Prakash Kadel 2013-02-18, 09:01
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Michael Segel 2013-02-18, 09:35
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yonghu 2013-02-18, 10:57
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Michael Segel 2013-02-18, 12:11
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yonghu 2013-02-18, 12:22
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Michael Segel 2013-02-18, 12:45
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prakash kadel 2013-02-18, 13:21
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Michel Segel 2013-02-18, 14:13
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Wei Tan 2013-02-19, 15:15
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Michael Segel 2013-02-19, 16:01
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Michael Segel 2013-02-19, 16:29
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Andrew Purtell 2013-02-19, 20:05
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prakash kadel 2013-02-19, 07:41
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Asaf Mesika 2013-02-19, 21:53
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Michel Segel 2013-02-20, 13:00
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Prakash Kadel 2013-02-20, 13:26
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Michel Segel 2013-02-20, 14:14
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Prakash Kadel 2013-02-20, 15:10
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Wei Tan 2013-02-18, 17:56
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Michael Segel 2013-02-18, 18:42
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yonghu 2013-02-18, 09:01
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yonghu 2013-02-18, 09:02