| From: | "Claus Guttesen" <kometen(at)gmail(dot)com> |
|---|---|
| To: | Henrik <henke(at)mac(dot)se> |
| Cc: | "Matthew Wakeling" <matthew(at)flymine(dot)org>, pgsql-performance(at)postgresql(dot)org |
| Subject: | Re: Hardware suggestions for high performance 8.3 |
| Date: | 2008-06-25 12:40:30 |
| Message-ID: | b41c75520806250540u1fbfc94ie6cad3015ca4d19c@mail.gmail.com |
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| Thread: | |
| Lists: | pgsql-performance |
>> If you have a good RAID controller with BBU cache, then there's no point
>> splitting the discs into two sets. You're only creating an opportunity to
>> under-utilise the system. I'd get ten identical discs and put them in a
>> single array, probably RAID 10.
>
> OK, thats good to know. Really want to keep it as simple as possible. Would
> you turn off fsync if you had a controller with BBU? =)
No, don't do that. Leaving this setting on is *highly* recommended
unless you have data which can easily be reproduced. :-)
--
regards
Claus
When lenity and cruelty play for a kingdom,
the gentlest gamester is the soonest winner.
Shakespeare
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