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HBase >> mail # user >> Re: Coprocessor slow down problem!


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Re: Coprocessor slow down problem!
Ram,  This issue was for prePut()..    postPut() was fine only...
Can you take a look that at the time of slow put what the corresponding RS
threads doing.
May be can get some clues from that.

-Anoop-
On Fri, Nov 30, 2012 at 2:04 PM, ramkrishna vasudevan <
[EMAIL PROTECTED]> wrote:

> Hi
>
> Pls check if this issue is similar to HBASE-5897.  It is fixed in 0.92.2 as
> i see from the fix versions.
>
> Regards
> Ram
>
> On Fri, Nov 30, 2012 at 1:13 PM, yonghu <[EMAIL PROTECTED]> wrote:
>
> > Dear all,
> >
> > I have two tables, named test and tracking. For every put in the test
> > table, I defined a postPut trigger to insert the same data into
> > tracking table. I tested about 50 thousands tuples. The strange thing
> > for me is for the first 20 thousands tuples, the speed is very fast (I
> > made 5 times tests, every time is the same). And then, after that, the
> > insertion to tracking table will be every slow, probably 2-3 rows/sec.
> > My hbase version is 0.92.0. Can anyone tell me why and how I can
> > increase the speed?
> >
> > regards!
> >
> > Yong
> >
>