Re: Overhauling GUCS - Mailing list pgsql-hackers

From Joshua D. Drake
Subject Re: Overhauling GUCS
Date
Msg-id 48495DE9.9040409@commandprompt.com
Whole thread Raw
In response to Re: Overhauling GUCS  (Peter Eisentraut <peter_e@gmx.net>)
List pgsql-hackers
Peter Eisentraut wrote:
> Am Freitag, 6. Juni 2008 schrieb Tom Lane:
>> Peter Eisentraut <peter_e@gmx.net> writes:
>>> - If we know better values, why don't we set them by default?
>> The problem is: better for what?  In particular, I'm uncomfortable with
>> any changes in the direction of trying to make Postgres take over the
>> entire machine by default.  I'd want some fairly explicit permission
>> from the user for that ...
> 
> Yes, those are decisions we are going to have to make, eventually.  But recall 
> the three step process:
> 
> 1. What values need changing?

shared_buffers
work_mem
maintenance_work_mem
checkpoint_segments
wal_sync_method
effective_cache_size

> I haven't seen a proposal for item 1 yet, so the rest is idle discussion at 
> this time.

I think those cover the biggest low hanging fruit, async_commit is arguable.

Sincerely,

Joshua D. Drake





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