| From: | Mark Kirkwood <markir(at)paradise(dot)net(dot)nz> |
|---|---|
| To: | "scott(dot)marlowe" <scott(dot)marlowe(at)ihs(dot)com> |
| Cc: | 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: | 2003-04-26 05:19:35 |
| Message-ID: | 3EAA16E7.1030604@paradise.net.nz |
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| Thread: | |
| Lists: | pgsql-general |
scott.marlowe wrote:
>My general experience from a year ago was that Linux was about 2 to 3
>times faster on older 32 bit sparc hardware than Solaris, and just under 2
>times as fast on 64 bit hardware.
>
Wow - 2 times faster is significant ! It would be interesting to try a
midrange SMP box ( e.g E280/E480 ).
> 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).
best wishes
Mark
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