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Re: WALL on controller without battery?

From: Alan Hodgson <ahodgson(at)simkin(dot)ca>
To: pgsql-performance(at)postgresql(dot)org
Subject: Re: WALL on controller without battery?
Date: 2007-07-11 15:47:44
Message-ID: 200707110847.44612@hal.medialogik.com (view raw or flat)
Thread:
Lists: pgsql-performance
On Wednesday 11 July 2007 08:36, Andrew Sullivan <ajs(at)crankycanuck(dot)ca> 
wrote:
> Put the WAL where the battery is.  Even if it's slower (and I don't
> know whether it will be), I assume that having the right data more
> slowly is better than maybe not having the data at all, quickly.
>

Presumably he'll have the 2-port configured for write-through operation.

I would spring for a 4-port with a BBU, though, and then put the WAL on the 
drives with the OS.

-- 
"Bad laws are the worst sort of tyranny." -- Edmund Burke (1729-1797)


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