Re: ATA disks and RAID controllers for database servers

From: Mark Kirkwood <markir(at)paradise(dot)net(dot)nz>
To: Jeff <threshar(at)torgo(dot)978(dot)org>
Cc: pgsql-general(at)postgresql(dot)org, shridhar_daithankar(at)persistent(dot)co(dot)in
Subject: Re: ATA disks and RAID controllers for database servers
Date: 2003-11-16 02:23:14
Message-ID: 3FB6DF92.8050407@paradise.net.nz
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Jeff wrote:

>
>UNless the controller itself has a battery backed cache it is dangerous - there are many more failures than losing power. Ie, blowing out the power supply or cpu. We've burnt up a fair share of cpu's over the years. Luckly on a Sun it isn't that big a deal.. but on x86. wel... you get the idea.
>
>
Agreed. Power supply failure seems to be an ever present menace - had
one last month on a Sun E220, 3 years old - it's saying "replace me" :-)

regards

Mark

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