Re: sudden power loss (WAS: sudden power loss on tibook)

To: Michael Schmitz <schmitz@zirkon.biophys.uni-duesseldorf.de>
Cc: debian-ppc <debian-powerpc@lists.debian.org>
Subject: Re: sudden power loss (WAS: sudden power loss on tibook)
From: Tommy Trussell <tommy.trussell@gmail.com>
Date: Thu, 24 Nov 2005 10:29:45 -0600
Message-id: <[🔎] 3c5484cf0511240829x2b2fd051xc42abe89b8ffd421@mail.gmail.com>
In-reply-to: <[🔎] Pine.LNX.4.44.0511241556300.20491-100000@zirkon.biophys.uni-duesseldorf.de>
References: <[🔎] 3c5484cf0511240544i64e8b2ax4e72cb3612f01aaa@mail.gmail.com> <[🔎] Pine.LNX.4.44.0511241556300.20491-100000@zirkon.biophys.uni-duesseldorf.de>

On 11/24/05, Michael Schmitz <schmitz@zirkon.biophys.uni-duesseldorf.de> wrote:

The power loss most probably results from communication
between CPU and PMU breaking down, which should never be preempted by user
programs (speaking of which - does your kernel have preemption enabled?).

How do I tell? I don't see any such option in the config file (I'm using the latest stock Ubuntu 5.10 kernel -- 2.6.12-10-powerpc) and if it's a parameter to pass at boot time, I'm not adding it.

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References:
- Re: sudden power loss (WAS: sudden power loss on tibook)
  - From: Tommy Trussell <tommy.trussell@gmail.com>
- Re: sudden power loss (WAS: sudden power loss on tibook)
  - From: Michael Schmitz <schmitz@zirkon.biophys.uni-duesseldorf.de>

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