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From: Gregory Stark <stark@enterprisedb.com>
To: david@lang.hm
Cc: Andrej Ricnik-Bay <andrej.groups@gmail.com>
Cc: Craig Ringer <craig@postnewspapers.com.au>
Cc: pgsql-performance@postgresql.org
Subject: Re: What is the best way to storage music files in Postgresql
Date: Tue, 18 Mar 2008 19:46:53 +0000
Message-ID: <87bq5blsr6.fsf@oxford.xeocode.com> (raw)
In-Reply-To: <alpine.DEB.1.00.0803181104010.21250@asgard.lang.hm>
References: <8fb205ea0803152311n2c950758g253f4cefd20cff7d@mail.gmail.com>
	<47DCBD63.9050109@postnewspapers.com.au>
	<4544e0330803171101g680ffa5bj8ac32908a9f3dfb5@mail.gmail.com>
	<8fb205ea0803171139h63b55fdrf62776851583a74d@mail.gmail.com>
	<4544e0330803172026h3eae59a1u8914bda1a5a95bb5@mail.gmail.com>
	<b35603930803180213v6a3c2e64i8a65eca5472c0b49@mail.gmail.com>
	<47DF9278.70605@postnewspapers.com.au>
	<b35603930803181044y666f0e7r66b6d2606812a354@mail.gmail.com>
	<alpine.DEB.1.00.0803181104010.21250@asgard.lang.hm>

<david@lang.hm> writes:

> On Wed, 19 Mar 2008, Andrej Ricnik-Bay wrote:
>
>>
>> On 18/03/2008, Craig Ringer <craig@postnewspapers.com.au> wrote:
>>> Isn't a 10 or 24 spindle RAID 5 array awfully likely to encounter a
>>>  double disk failure (such as during the load imposed by rebuild onto a
>>>  spare) ?
>
> that's why you should use raid6 (allowing for dual failures)

You can have as many parity drives as you want with RAID 5 too.

-- 
  Gregory Stark
  EnterpriseDB          http://www.enterprisedb.com
  Ask me about EnterpriseDB's RemoteDBA services!



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