In #postgresql on freenode, somebody ever mentioned that ZFS from
Solaris helps a lot to the performance of pgsql, so dose anyone have
information about that?
Steve Atkins wrote:
>
> On May 7, 2007, at 2:55 PM, David Levy wrote:
>
>> Hi,
>>
>> I am about to order a new server for my Postgres cluster. I will
>> probably get a Dual Xeon Quad Core instead of my current Dual Xeon.
>> Which OS would you recommend to optimize Postgres behaviour (i/o
>> access, multithreading, etc) ?
>>
>> I am hesitating between Fedora Core 6, CentOS and Debian. Can anyone
>> help with this ?
>
> Well, all three you mention are much the same, just with a different
> badge on the box, as far as performance is concerned. They're all
> going to be a moderately recent Linux kernel, with your choice
> of filesystems, so any choice between them is going to be driven
> more by available staff and support or personal preference.
>
> I'd probably go CentOS 5 over Fedora just because Fedora doesn't
> get supported for very long - more of an issue with a dedicated
> database box with a long lifespan than your typical desktop or
> interchangeable webserver.
>
> I might also look at Solaris 10, though. I've yet to play with it much,
> but it
> seems nice, and I suspect it might manage 8 cores better than current
> Linux setups.
>
> Cheers,
> Steve
>
>
>
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Regards
Ian