Re: Nasty regression from .27.7 to .27.8: idle samba goes crazy

From: Jan Rekorajski
Date: Thu Dec 11 2008 - 20:08:29 EST


On Wed, 10 Dec 2008, Manfred Spraul wrote:

>> On Mon, 8 Dec 2008 23:22:46 +0100
>> Jan Rekorajski <baggins@xxxxxxxxxxxxxxxxx> wrote:
>>
>>> I think you can safely rule out NIC, I'm also seeing this behaviour on a
>>> brand new server with imap hanging in some busy-loop.
>>> Network card in my case:
>>> Broadcom Corporation NetXtreme II BCM5708 Gigabit Ethernet (rev 12)
>>>
>>> What I observer was one CPU doing 100% system work, and the number of
>>> timer interrupts went from 1k per second to 4k (for the whole system).
>>>
>>>
> Could you try the attached patch?
> It should fix the bug.

Thank you, I'm currently running 2.6.27.8 with your patch, I'll report
after 12-24 hours.

Jan
--
Jan Rekorajski | ALL SUSPECTS ARE GUILTY. PERIOD!
baggins<at>mimuw.edu.pl | OTHERWISE THEY WOULDN'T BE SUSPECTS, WOULD THEY?
BOFH, MANIAC | -- TROOPS by Kevin Rubio
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