Re: Add min and max execute statement time in pg_stat_statement - Mailing list pgsql-hackers

From KONDO Mitsumasa
Subject Re: Add min and max execute statement time in pg_stat_statement
Date
Msg-id 52E9D9AF.2060209@lab.ntt.co.jp
Whole thread Raw
In response to Re: Add min and max execute statement time in pg_stat_statement  (Rajeev rastogi <rajeev.rastogi@huawei.com>)
Responses Re: Add min and max execute statement time in pg_stat_statement  (KONDO Mitsumasa <kondo.mitsumasa@lab.ntt.co.jp>)
List pgsql-hackers
(2014/01/29 17:31), Rajeev rastogi wrote:
> On 28th January, Mitsumasa KONDO wrote:
>> By the way, latest pg_stat_statement might affect performance in
>> Windows system.
>> Because it uses fflush() system call every creating new entry in
>> pg_stat_statements, and it calls many fread() to warm file cache. It
>> works well in Linux system, but I'm not sure in Windows system. If you
>> have time, could you test it on your Windows system? If it affects
>> perfomance a lot, we can still change it.
>
>
> No Issue, you can share me the test cases, I will take the performance report.
Thank you for your kind!

I posted another opinion in his patch. So please wait for a while, for not waste 
your test time.

Regards,
--
Mitsumasa KONDO
NTT Open Source Software Center







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