Re: wal_buffers, redux - Mailing list pgsql-hackers

From Andres Freund
Subject Re: wal_buffers, redux
Date
Msg-id 201203130955.05030.andres@anarazel.de
Whole thread Raw
In response to Re: wal_buffers, redux  (Robert Haas <robertmhaas@gmail.com>)
Responses Re: wal_buffers, redux
List pgsql-hackers
On Tuesday, March 13, 2012 03:26:34 AM Robert Haas wrote:
> Meanwhile, here are some TPS graphs at 16MB and 32MB on the IBM POWER7
> machine.  32 clients, 1800 seconds, scale factor 300, synchronous
> commit off.
That graph makes me cringe because its pretty representative of what I have 
seen in practise. Any chance we can get a ~10s average in there? I find it 
pretty hard to read more than "spikey".

Whats the filesystem + options on this?

Andres


pgsql-hackers by date:

Previous
From: Andres Freund
Date:
Subject: Re: initdb and fsync
Next
From: Etsuro Fujita
Date:
Subject: Re: NOT NULL violation error handling in file_fdw