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xen-devel
[Xen-devel] RE: Tmem [PATCH 0/5] (Take 3): Transcendent memory
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To: |
Pavel Machek <pavel@xxxxxx> |
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Subject: |
[Xen-devel] RE: Tmem [PATCH 0/5] (Take 3): Transcendent memory |
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From: |
Dan Magenheimer <dan.magenheimer@xxxxxxxxxx> |
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Date: |
Mon, 28 Dec 2009 13:41:02 -0800 (PST) |
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Cc: |
Nick Piggin <npiggin@xxxxxxx>, sunil.mushran@xxxxxxxxxx, jeremy@xxxxxxxx, xen-devel@xxxxxxxxxxxxxxxxxxx, tmem-devel@xxxxxxxxxxxxxx, Alan Cox <alan@xxxxxxxxxxxxxxxxxxx>, linux-mm <linux-mm@xxxxxxxxx>, linux-kernel <linux-kernel@xxxxxxxxxxxxxxx>, Rusty Russell <rusty@xxxxxxxxxxxxxxx>, Andrew, dave.mccracken@xxxxxxxxxx, Marcelo Tosatti <mtosatti@xxxxxxxxxx>, chris.mason@xxxxxxxxxx, Avi Kivity <avi@xxxxxxxxxx>, Schwidefsky <schwidefsky@xxxxxxxxxx>, Morton <akpm@xxxxxxxxxxxxxxxxxxxx>, Nitin Gupta <ngupta@xxxxxxxxxx>, Balbir Singh <balbir@xxxxxxxxxxxxxxxxxx> |
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Mon, 04 Jan 2010 05:07:02 -0800 |
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> > One feature of frontswap which is different than ramzswap is
> > that frontswap acts as a "fronting store" for all configured
> > swap devices, including SAN/NAS swap devices. It doesn't
> > need to be separately configured as a "highest priority" swap
> > device. In many installations and depending on how ramzswap
>
> Ok, I'd call it a bug, not a feature :-).
> Pavel
I agree it has little value (or might be considered a bug)
when managing Linux on a physical machine. But when
Linux is running in a virtual machine, it's one less thing
that a sysadmin needs to understand and configure.
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