| From: | Bruce Momjian <pgman(at)candle(dot)pha(dot)pa(dot)us> |
|---|---|
| To: | "scott(dot)marlowe" <scott(dot)marlowe(at)ihs(dot)com> |
| Cc: | Mark Kirkwood <markir(at)paradise(dot)net(dot)nz>, Shridhar Daithankar <shridhar_daithankar(at)persistent(dot)co(dot)in>, ianh(at)tpchd(dot)org, pgsql-general(at)postgresql(dot)org |
| Subject: | Re: Solaris |
| Date: | 2003-04-28 23:38:04 |
| Message-ID: | 200304282338.h3SNc4C29041@candle.pha.pa.us |
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| Lists: | pgsql-general |
scott.marlowe wrote:
> note that we're talking about a year and a half or so ago, so things may
> have changed under both OSes.
>
> > > The issue in the past was mainly that Solaris had a brain damaged
> > >sort() call that was very slow when it had a lot of duplicate keys. That
> > >has since been updated by Sun.
> > >
> > >
> > Hmm - I ran into that situation with qsort() and many equal keys (see
> > Hackers thread "Solaris Performance"). Sadly Sun have not amended that
> > situation at all (in Solaris 8 anyway).
>
> Actually, I thought there was patch out there somewhere. Anyone else
> know?
qsort() patch is in PostgreSQL 7.3. We used the FreeBSD one for Solaris.
--
Bruce Momjian | http://candle.pha.pa.us
pgman(at)candle(dot)pha(dot)pa(dot)us | (610) 359-1001
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