From: Helge Hafting <helge.hafting@aitel.hist.no>
To: Xavier Bestel <xavier.bestel@free.fr>
Cc: Robert Hancock <hancockr@shaw.ca>,
Daniel Drake <ddrake@brontes3d.com>,
Arjan van de Ven <arjan@infradead.org>,
linux-mm@kvack.org, linux-kernel@vger.kernel.org
Subject: Re: speeding up swapoff
Date: Thu, 30 Aug 2007 16:06:43 +0200 [thread overview]
Message-ID: <46D6CEF3.3070701@aitel.hist.no> (raw)
In-Reply-To: <1188482815.1131.374.camel@frg-rhel40-em64t-04>
Xavier Bestel wrote:
> On Thu, 2007-08-30 at 15:55 +0200, Helge Hafting wrote:
>
>> If the swap device is full, then there is no need for random
>> seeks as the swap pages can be read in disk order.
>>
>
> If the swap file is full, you probably have a machine dead into a swap
> storm.
Only if you have enough swap. :-)
Helge Hafting
WARNING: multiple messages have this Message-ID (diff)
From: Helge Hafting <helge.hafting@aitel.hist.no>
To: Xavier Bestel <xavier.bestel@free.fr>
Cc: Robert Hancock <hancockr@shaw.ca>,
Daniel Drake <ddrake@brontes3d.com>,
Arjan van de Ven <arjan@infradead.org>,
linux-mm@kvack.org, linux-kernel@vger.kernel.org
Subject: Re: speeding up swapoff
Date: Thu, 30 Aug 2007 16:06:43 +0200 [thread overview]
Message-ID: <46D6CEF3.3070701@aitel.hist.no> (raw)
In-Reply-To: <1188482815.1131.374.camel@frg-rhel40-em64t-04>
Xavier Bestel wrote:
> On Thu, 2007-08-30 at 15:55 +0200, Helge Hafting wrote:
>
>> If the swap device is full, then there is no need for random
>> seeks as the swap pages can be read in disk order.
>>
>
> If the swap file is full, you probably have a machine dead into a swap
> storm.
Only if you have enough swap. :-)
Helge Hafting
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next prev parent reply other threads:[~2007-08-30 14:11 UTC|newest]
Thread overview: 40+ messages / expand[flat|nested] mbox.gz Atom feed top
[not found] <fa.j/pO3mTWDugTdvZ3XNr9XpvgzPQ@ifi.uio.no>
[not found] ` <fa.ed9fasZXOwVCrbffkPQTX7G3a7g@ifi.uio.no>
[not found] ` <fa./NZA3biuO1+qW5pW8ybdZMDWcZs@ifi.uio.no>
2007-08-30 1:37 ` speeding up swapoff Robert Hancock
2007-08-30 1:37 ` Robert Hancock
2007-08-30 13:55 ` Helge Hafting
2007-08-30 13:55 ` Helge Hafting
2007-08-30 14:06 ` Xavier Bestel
2007-08-30 14:06 ` Xavier Bestel
2007-08-30 14:06 ` Helge Hafting [this message]
2007-08-30 14:06 ` Helge Hafting
2007-08-30 14:14 ` Xavier Bestel
2007-08-30 14:14 ` Xavier Bestel
2007-08-29 13:29 Daniel Drake
2007-08-29 13:29 ` Daniel Drake
2007-08-29 14:30 ` Arjan van de Ven
2007-08-29 14:30 ` Arjan van de Ven
2007-08-29 14:36 ` Oliver Neukum
2007-08-29 14:36 ` Oliver Neukum
2007-08-29 16:04 ` Hugh Dickins
2007-08-29 16:04 ` Hugh Dickins
2007-08-29 16:18 ` Oliver Neukum
2007-08-29 16:18 ` Oliver Neukum
2007-08-29 14:44 ` Daniel Drake
2007-08-29 14:44 ` Daniel Drake
2007-08-29 15:12 ` Juergen Beisert
2007-08-29 15:12 ` Juergen Beisert
2007-08-30 15:57 ` Bill Davidsen
2007-08-30 15:57 ` Bill Davidsen
2007-09-01 22:20 ` Andi Kleen
2007-09-01 22:20 ` Andi Kleen
2007-08-29 15:58 ` Hugh Dickins
2007-08-29 15:58 ` Hugh Dickins
2007-08-29 15:36 ` Hugh Dickins
2007-08-29 15:36 ` Hugh Dickins
2007-08-30 8:27 ` Eric W. Biederman
2007-08-30 8:27 ` Eric W. Biederman
2007-08-30 10:36 ` Hugh Dickins
2007-08-30 10:36 ` Hugh Dickins
2007-08-30 15:05 ` Daniel Drake
2007-08-30 15:05 ` Daniel Drake
2007-08-29 16:08 ` Lee Schermerhorn
2007-08-29 16:08 ` Lee Schermerhorn
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