From: "Ragnar Kjørstad" <lvm@ragnark.vestdata.no>
To: linux-lvm@sistina.com
Subject: Re: [linux-lvm] Possible to raise Max LV?
Date: Tue, 27 Feb 2001 21:35:17 +0100 [thread overview]
Message-ID: <20010227213517.G29642@vestdata.no> (raw)
In-Reply-To: <200102272022.f1RKMIk27598@webber.adilger.net>; from Andreas Dilger on Tue, Feb 27, 2001 at 01:22:18PM -0700
On Tue, Feb 27, 2001 at 01:22:18PM -0700, Andreas Dilger wrote:
> Basically, the PE size is the minimum allocation unit of LVM. If you
> make PE size very large, then you are generally wasting PE/2 disk space
> for each PV. If (as in your case) the HW raid appears as a single large
> disk, then a large PE size may be appropriate, since you will only waste
> PE/2 once and it will still let you grow the LV to the current 2TB block
> device limit (kernel limit).
What about increesing the default, to say 32 MB?
32 MB should be enough for everyone (because of the 2TB limit), and 16
MB waste on every PV isn't that bad.
--
Ragnar Kj�rstad
Big Storage
next prev parent reply other threads:[~2001-02-27 20:35 UTC|newest]
Thread overview: 13+ messages / expand[flat|nested] mbox.gz Atom feed top
2001-02-27 13:15 [linux-lvm] Possible to raise Max LV? Dave Alden
2001-02-27 16:58 ` Andreas Dilger
2001-02-27 18:23 ` Dave Alden
2001-02-27 19:18 ` Jay Weber
2001-02-27 20:22 ` Andreas Dilger
2001-02-27 20:35 ` Ragnar Kjørstad [this message]
2001-02-27 20:55 ` Andreas Dilger
2001-02-27 21:04 ` Eric M. Hopper
2001-02-28 12:34 ` Heinz J. Mauelshagen
2001-02-27 22:28 ` zoo1
2001-02-28 5:37 ` Andreas Dilger
2001-02-28 5:07 ` Steven Lembark
2001-02-28 12:22 ` Heinz J. Mauelshagen
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