From: | Havasvölgyi Ottó <havasvolgyi(dot)otto(at)gmail(dot)com> |
---|---|
To: | Josh Berkus <josh(at)agliodbs(dot)com> |
Cc: | pgsql-performance(at)postgresql(dot)org |
Subject: | Re: Response time increases over time |
Date: | 2011-12-07 08:23:39 |
Message-ID: | CAOryeA3LoEsCMskEFwoQzM6dttgqUWTMp=Bp=PUHFy9Rn-g_GQ@mail.gmail.com |
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Lists: | pgsql-performance |
Thanks, Josh.
The only reason I tried 8.4 first is that it was available for Debian as
compiled package, so it was simpler for me to do it. Anyway I am going to
test 9.1 too. I will post about the results.
Best reagrds,
Otto
2011/12/7 Josh Berkus <josh(at)agliodbs(dot)com>
> On 12/6/11 4:30 PM, Havasvölgyi Ottó wrote:
> > Is there so much difference between 8.4 and 9.1, or is this something
> else?
> > Please tell me if any other info is needed.
>
> It is fairly likely that the difference you're seeing here is due to
> improvements made in checkpointing and other operations made between 8.4
> and 9.1.
>
> Is there some reason you didn't test 9.1 on Linux to compare the two?
>
> --
> Josh Berkus
> PostgreSQL Experts Inc.
> http://pgexperts.com
>
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