From: | "Inaam Rana" <inaamrana(at)gmail(dot)com> |
---|---|
To: | "Takayuki Tsunakawa" <tsunakawa(dot)takay(at)jp(dot)fujitsu(dot)com> |
Cc: | "ITAGAKI Takahiro" <itagaki(dot)takahiro(at)oss(dot)ntt(dot)co(dot)jp>, pgsql-hackers(at)postgresql(dot)org |
Subject: | Re: Load distributed checkpoint |
Date: | 2006-12-22 07:48:27 |
Message-ID: | 833c669b0612212348w701a1c9dh57ad7796c14f0374@mail.gmail.com |
Views: | Raw Message | Whole Thread | Download mbox | Resend email |
Thread: | |
Lists: | pgsql-hackers pgsql-patches |
On 12/22/06, Takayuki Tsunakawa <tsunakawa(dot)takay(at)jp(dot)fujitsu(dot)com> wrote:
>
> From: "Takayuki Tsunakawa" <tsunakawa(dot)takay(at)jp(dot)fujitsu(dot)com>
> > (5) (4) + /proc/sys/vm/dirty* tuning
> > dirty_background_ratio is changed from 10 to 1, and dirty_ratio is
> > changed from 40 to 4.
> >
> > 308 349 84 349 84
>
> Sorry, I forgot to include the result when using Itagaki-san's patch.
> The patch showd the following tps for case (5).
>
> 323 350 340 59 225
>
> The best response time was 4 msec, and the worst one was 16 seconds.
>
>
Which IO Shceduler (elevator) you are using?
--
Inaam Rana
EnterpriseDB http://www.enterprisedb.com
From | Date | Subject | |
---|---|---|---|
Next Message | Takayuki Tsunakawa | 2006-12-22 08:28:13 | Re: Load distributed checkpoint |
Previous Message | Pavel Stehule | 2006-12-22 07:48:20 | problem with web interface for mailing lists? |
From | Date | Subject | |
---|---|---|---|
Next Message | Takayuki Tsunakawa | 2006-12-22 08:28:13 | Re: Load distributed checkpoint |
Previous Message | Takayuki Tsunakawa | 2006-12-22 07:05:39 | Re: Load distributed checkpoint |