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Re: which dual-CPU hardware/OS is fastest for PostgreSQL?

From: "Joshua D(dot) Drake" <jd(at)commandprompt(dot)com>
To: Greg Stark <gsstark(at)mit(dot)edu>
Cc: Merlin Moncure <merlin(dot)moncure(at)rcsonline(dot)com>,alex(at)neteconomist(dot)com, pgsql-performance(at)postgresql(dot)org
Subject: Re: which dual-CPU hardware/OS is fastest for PostgreSQL?
Date: 2005-03-28 20:57:08
Message-ID: 1112043428.26232.43.camel@jd2.commandprompt.com (view raw or flat)
Thread:
Lists: pgsql-performance
> I assume AMCC == 3ware now?
> 
> Has anyone verified that fsync is safe on these controllers? Ie, that they
> aren't caching writes and "lying" about the write completing like IDE
> drives often do by default?

The higher end AMCC/3ware controllers actually warn you about using
write-cache. You have to explicitly turn it on within the controller
bios.

They also have optional battery backed cache.

Sincerely,

Joshua D. Drake



> 
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