From: bill.mair@t-online.de
To: LVM general discussion and development <linux-lvm@redhat.com>
Subject: [linux-lvm] Re: Daemon or Thread with 5 minute interval
Date: Thu, 26 May 2005 21:29:36 +0200 [thread overview]
Message-ID: <429623A0.5010109@web.de> (raw)
Howard Rifkin wrote:
>> So, my question is does anyone know of a
>> kernel thread or daemon in the 2.4 kernel that wakes up every 5 minutes?
>
>[kupdated] can cause massive CPU load if your kernel does not have the IDE
>chipset support for your system. I think it flushed any data in the HD
>buffers to disk and if the chipset support isn't there, then the main CPU has
>to do this using PIO.
>
>--
>Bill
** In addition to my post I might add that kswapd and bdflushd also deal with
IDE drives.
** Correcting my initial reply, kupdated deals with "journal" flushing to the
HD, which may also be relevant on your cluster.
--
Bill
next reply other threads:[~2005-05-26 18:30 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
2005-05-26 19:29 bill.mair [this message]
-- strict thread matches above, loose matches on Subject: below --
2005-05-26 11:50 [linux-lvm] Daemon or Thread with 5 minute interval Howard Rifkin
2005-05-26 14:48 ` [linux-lvm] " Bill Mair
2005-05-26 17:26 ` Howard Rifkin
2005-05-26 19:42 ` Bill Mair
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