Re: setting up raid10 with more than 4 drives

From: Sander Steffann <s(dot)steffann(at)computel(dot)nl>
To: Steinar H(dot)Gunderson <sgunderson(at)bigfoot(dot)com>
Cc: pgsql-performance(at)postgresql(dot)org
Subject: Re: setting up raid10 with more than 4 drives
Date: 2007-05-31 22:54:36
Message-ID: D62230FB-F218-47A7-A168-9A16D96F8C51@computel.nl
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Hi,

Op 1-jun-2007, om 1:39 heeft Steinar H. Gunderson het volgende
geschreven:
> On Wed, May 30, 2007 at 12:41:46AM -0400, Jonah H. Harris wrote:
>> Yeah, I've never seen a way to RAID-1 more than 2 drives either.
>
> pannekake:~> grep -A 1 md0 /proc/mdstat
> md0 : active raid1 dm-20[2] dm-19[1] dm-18[0]
> 64128 blocks [3/3] [UUU]
>
> It's not a big device, but I can ensure you it exists :-)

I talked to someone yesterday who did a 10 or 11 way RAID1 with Linux
MD for high performance video streaming. Seemed to work very well.

- Sander

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