From: | "Joshua D(dot) Drake" <jd(at)commandprompt(dot)com> |
---|---|
To: | Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us> |
Cc: | gpatnude(at)hotmail(dot)com, "'Scott Marlowe'" <smarlowe(at)g2switchworks(dot)com>, pgsql-general(at)postgresql(dot)org |
Subject: | Re: Checkpoints are occurring too frequently... |
Date: | 2005-07-12 21:36:35 |
Message-ID: | 42D437E3.8000508@commandprompt.com |
Views: | Raw Message | Whole Thread | Download mbox | Resend email |
Thread: | |
Lists: | pgsql-general |
> The "factory default" has never been 1; AFAIR it's always been 3,
> and like many of the other defaults that's aimed for small-and-slow
> machines. If you're not short of disk space, something like 30
> is reasonable. (Note this can cost you 32MB per increment, so a
> setting of 30 means you're willing to invest up to a gigabyte of
> disk space in WAL. Time was when that was an astonishing amount
> of disk, but no more...)
As this is a fairly common problem, should we consider increasing the
default to 10?
J
>
> regards, tom lane
>
> ---------------------------(end of broadcast)---------------------------
> TIP 5: don't forget to increase your free space map settings
--
Your PostgreSQL solutions company - Command Prompt, Inc. 1.800.492.2240
PostgreSQL Replication, Consulting, Custom Programming, 24x7 support
Managed Services, Shared and Dedicated Hosting
Co-Authors: plPHP, plPerlNG - http://www.commandprompt.com/
From | Date | Subject | |
---|---|---|---|
Next Message | Joe | 2005-07-12 21:37:32 | Re: Converting MySQL tinyint to PostgreSQL |
Previous Message | Dann Corbit | 2005-07-12 21:36:05 | Re: 7.2 -> 7.4: horrible performance hit! |