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From: "Dan Williams" <dan.j.williams@intel.com>
To: "Justin Piszcz" <jpiszcz@lucidpixels.com>
Cc: "Jason Rainforest" <l3mming@iinet.net.au>,
	linux-kernel@vger.kernel.org, linux-raid@vger.kernel.org
Subject: Re: 2.6.20: stripe_cache_size goes boom with 32mb
Date: Fri, 23 Feb 2007 12:11:44 -0700	[thread overview]
Message-ID: <e9c3a7c20702231111l1cb8767ar7f670c5e3c2338b4@mail.gmail.com> (raw)
In-Reply-To: <Pine.LNX.4.64.0702230741540.3781@p34.internal.lan>

On 2/23/07, Justin Piszcz <jpiszcz@lucidpixels.com> wrote:
> I have 2GB On this machine.  For me, 8192 seems to be the sweet spot, I
> will probably keep it at 8mb.
>
Just a note stripe_cache_size = 8192 = 192MB with six disks.

The calculation is:
stripe_cache_size * num_disks * PAGE_SIZE = stripe_cache_size_bytes

--
Dan

  reply	other threads:[~2007-02-23 19:11 UTC|newest]

Thread overview: 5+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2007-02-23 11:41 Justin Piszcz
2007-02-23 12:41 ` Jason Rainforest
2007-02-23 12:42   ` Justin Piszcz
2007-02-23 19:11     ` Dan Williams [this message]
2007-02-23 13:11 ` Jan Engelhardt

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