Re: [PATCHES] O_DIRECT for WAL writes

From: "Joshua D(dot) Drake" <jd(at)commandprompt(dot)com>
To: Greg Stark <gsstark(at)mit(dot)edu>
Cc: "Jeffrey W(dot) Baker" <jwb(at)gghcwest(dot)com>, Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us>, ITAGAKI Takahiro <itagaki(dot)takahiro(at)lab(dot)ntt(dot)co(dot)jp>, pgsql-hackers(at)postgresql(dot)org
Subject: Re: [PATCHES] O_DIRECT for WAL writes
Date: 2005-07-14 19:44:18
Message-ID: 42D6C092.60503@commandprompt.com
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Greg Stark wrote:
> "Jeffrey W. Baker" <jwb(at)gghcwest(dot)com> writes:
>
>
>>The batteries on a caching RAID controller can run for days at a
>>stretch. It's not as dangerous as people make it sound. And anyone
>>running PG on software RAID is crazy.
>
>
> Get back to us after your first hardware failure when your vendor says the
> power supply you need is on backorder and won't be available for 48 hours...
>
> (And what's your problem with software raid anyways?)

I would have to second that. Software raid works just fine.

Sincerely,

Joshua D. Drake

>

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