On 5-Sep-06, at 9:31 AM, Merlin Moncure wrote:

On 9/1/06, Joshua D. Drake <[EMAIL PROTECTED]> wrote:
>>
>> I think 'shared buffers' is one of the most overrated settings from a >> performance standpoint. however you must ensure there is enough for >> things the server does besides caching. It used to be a bigger deal >> than it is in modern versionf of postgresql modern operating systems.

Previous to 8.1 I would agree with you, but as of 8.1 it is probably the
most underrated.

really? what are the relative advantages of raising shared buffers?  I
was thinking maybe there might be less context switches in high load
environments...I'm really curious what you have to say here.

Have you tried it ? The results are quite dramatic.

So if shared buffers aren't the first tool you reach for, what is ?

merlin

---------------------------(end of broadcast)---------------------------
TIP 2: Don't 'kill -9' the postmaster



---------------------------(end of broadcast)---------------------------
TIP 1: if posting/reading through Usenet, please send an appropriate
      subscribe-nomail command to [EMAIL PROTECTED] so that your
      message can get through to the mailing list cleanly

Reply via email to