| From: | "Rafael Domiciano" <rafael(dot)domiciano(at)gmail(dot)com> |
|---|---|
| To: | "Scott Marlowe" <scott(dot)marlowe(at)gmail(dot)com> |
| Cc: | "Matthew T(dot) O'Connor" <matthew(at)zeut(dot)net>, "Rafael Martinez" <r(dot)m(dot)guerrero(at)usit(dot)uio(dot)no>, "pgsql-admin(at)postgresql(dot)org" <pgsql-admin(at)postgresql(dot)org> |
| Subject: | Re: Vacuum Problems |
| Date: | 2008-12-08 16:29:02 |
| Message-ID: | 3a0028490812080829t1f485ec3g66626e8c4e2b610c@mail.gmail.com |
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| Lists: | pgsql-admin |
1 Drive Only. This server has no RAID.Do you think that the I/O is very high
and I'm needing a RAID?!
2008/12/8 Scott Marlowe <scott(dot)marlowe(at)gmail(dot)com>
> On Mon, Dec 8, 2008 at 9:11 AM, Rafael Domiciano
> <rafael(dot)domiciano(at)gmail(dot)com> wrote:
> > How I do to see my I/O subsystem? vmstat? If so, follow:
>
> No, I mean, how many drives do you have, what kind of RAID controller,
> if any, how they're configured, and so on. :) Sorry wasn't really
> clear there was I?
>
> The vmstat numbers are horrible by the way, assuming they're in 1k
> blocks, you're reading and writing at < 1 Meg a second. It almost
> looks like a degraded RAID-5 array.
>
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