On Sun, Mar 22, 2009 at 8:49 AM, Laurent Wandrebeck <[email protected]> wrote: > 2009/3/21 M. Edward (Ed) Borasky <[email protected]>: >> I just discovered this on a LinkedIn user group: >> >> http://bugzilla.kernel.org/show_bug.cgi?id=12309 >> >> Is anyone here seeing evidence of this in PostgreSQL?? > I've been hit by an I/O wait problem, as described here: > https://bugzilla.redhat.com/show_bug.cgi?id=444759 > I've told it to that other bug, but no one seems to have followed that path. We applied this mwi patch on 3 pgsql servers, and seen great performance improvement. Using 3ware, 8 SAS HDD, Octocore (2x4) Xeon and 32GB RAM, on a custom 2.6.18 kernel. -- Laurent Laborde http://www.over-blog.com/
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