| From: | "scott(dot)marlowe" <scott(dot)marlowe(at)ihs(dot)com> |
|---|---|
| To: | Andrew Sullivan <andrew(at)libertyrms(dot)info> |
| Cc: | <pgsql-performance(at)postgresql(dot)org> |
| Subject: | Re: Perfomance Tuning |
| Date: | 2003-08-11 14:47:07 |
| Message-ID: | Pine.LNX.4.33.0308110845360.1574-100000@css120.ihs.com |
| Views: | Raw Message | Whole Thread | Download mbox | Resend email |
| Thread: | |
| Lists: | pgsql-performance |
On Fri, 8 Aug 2003, Andrew Sullivan wrote:
> On Fri, Aug 08, 2003 at 09:40:20AM -0700, Jonathan Gardner wrote:
> >
> > Redhat puts ext3 on by default. Consider switching to a non-journaling FS
> > (ext2?) with the partition that holds your data and WAL.
>
> I would give you exactly the opposite advice: _never_ use a
> non-journalling fs for your data and WAL. I suppose if you can
> afford to lose some transactions, you can do without journalling.
> Otherwise, you're just borrowing trouble, near as I can tell.
I'd argue that a reliable filesystem (ext2) is still better than a
questionable journaling filesystem (ext3 on kernels <2.4.20).
This isn't saying to not use jounraling, but I would definitely test it
under load first to make sure it's not gonna lose data or get corrupted.
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