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From: Janek Kozicki <janek_listy@wp.pl>
To: linux-raid@vger.kernel.org
Subject: Re: which raid level gives maximum overall speed? (raid-10,f2 vs. raid-0)
Date: Wed, 30 Jan 2008 23:36:39 +0100	[thread overview]
Message-ID: <20080130233639.5d46b044@szpak> (raw)
In-Reply-To: <20080130220007.GG20173@rap.rap.dk>

Keld Jørn Simonsen said:     (by the date of Wed, 30 Jan 2008 23:00:07 +0100)

> Teoretically, raid0 and raid10,f2 should be the same for reading, given the
> same size of the md partition, etc. For writing, raid10,f2 should be half the speed of
> raid0. This should go both for sequential and random read/writes.
> But I would like to have real test numbers. 

Me too. Thanks. Are there any other raid levels that may count here?
Raid-10 with some other options?

-- 
Janek Kozicki                                                         |
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  reply	other threads:[~2008-01-30 22:36 UTC|newest]

Thread overview: 15+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2008-01-30 18:21 which raid level gives maximum overall speed? (raid-10,f2 vs. raid-0) Janek Kozicki
2008-01-30 22:00 ` Keld Jørn Simonsen
2008-01-30 22:36   ` Janek Kozicki [this message]
2008-01-31  1:55     ` Keld Jørn Simonsen
2008-01-31 14:01       ` Janek Kozicki
2008-02-05 16:10       ` Keld Jørn Simonsen
2008-02-05 16:54         ` Justin Piszcz
2008-02-05 20:04           ` Keld Jørn Simonsen
2008-02-05 22:28             ` Justin Piszcz
2008-02-05 22:52               ` Janek Kozicki
2008-02-06  9:06                 ` Peter Rabbitson
     [not found]                 ` <47A9F96E.7050307@tmr.com>
2008-02-06 22:15                   ` Janek Kozicki
2008-02-05 22:55               ` Keld Jørn Simonsen
2008-02-05 22:58                 ` Justin Piszcz
2008-01-31 15:30 ` Bill Davidsen

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