[pgpool-general: 453] Re: Tuning for 1000 concurrent connections (load balancing)
Alessandro De Noia
Alessandro at piemapping.com
Tue May 15 22:20:43 JST 2012
On 15/05/12 13:36, Tatsuo Ishii wrote:
> Sounds like lack of resource, especially memory?
>
>
> I suggest to run vmstat 1 on the host where pgpool is running on and
> to see the swap activities.
> --
> Tatsuo Ishii
> SRA OSS, Inc. Japan
> English: http://www.sraoss.co.jp/index_en.php
> Japanese: http://www.sraoss.co.jp
>
vmstat 1 output
procs -----------memory---------- ---swap-- -----io---- -system--
----cpu----
r b swpd free buff cache si so bi bo in cs us sy id wa
0 0 1476 8205516 316828 13803428 0 0 0 0 522 705 0
0 100 0
0 0 1476 8205392 316828 13803428 0 0 0 0 576 708 0
0 100 0
0 0 1476 8205392 316828 13803428 0 0 0 0 621 708 0
0 100 0
0 0 1476 8205392 316828 13803428 0 0 0 0 576 706 0
0 100 0
1 0 1476 8205020 316828 13803428 0 0 0 168 654 759 0
0 100 0
0 0 1476 8205020 316828 13803428 0 0 0 0 559 701 0
0 100 0
I don't know if it can be useful, I'm using Jmeter to invoke the wsgi
script 1000 times.
--
Alessandro De Noia
GIS Developer
e: alessandro at piemapping.com | w: www.piemapping.com
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