>
> Hello,
>
> I did as planned, and I dare to say now, with
> relative certainty, that the reason I have had all
> these instabilities, including application crashes,
> sneaky corrupt backups, and the dreaded freezes
> every other day was SMP and HyperThreading not working
> properly. Booting with nosmp gives me a stable system.
> Booting only with the sata-related arguments had
> the system freeze overnight.
>
> Sincerely,
> --
> Luis Sousa
>
> ---
devzero@web.de escreveu:
>
> > hi luis,
> >
> > glad that it worked - but let us better call this a possible workaround, not a solution.
> >
> > mind that you loose lots of performance with this, because all i/o is handled by the cpu
> > now.
> >
> > > If everything goes well, I'll reduce the command line
> > > in order to narrow the problem further down.
> >
> > yes, please!
> >
> > regards
> > roland
> >
> >
> > > -----Ursprüngliche Nachricht-----
> > > Von: "Luis Sousa" <ls.luis_sousa@yahoo.com.br>
> > > Gesendet: 12.04.08 17:34:39
> > > An:
devzero@web.de
> > > CC:
linux-kernel@vger.kernel.org
> > > Betreff: Re: sata io freeze, 2.6.18 and also 2.6.24 [POSSIBLE SOLUTION]
> >
> >
> > >
> > > Hello all,
> > >
> > > Thanks to valuable help from roland, I was able to
> > > boot with the following options:
> > >
> > > ``nosmp ide=nodma libata.dma=0''
> > >
> > > after what I ran an agressive stability test for a
> > > while, with no problem whatsoever. Maybe it's too
> > > soon to say, but I have a good feeling this time. It
> > > seems roland figured it out.
> > >
> > > If everything goes well, I'll reduce the command line
> > > in order to narrow the problem further down.
> > >
> > > (and indeed, this is a hyper-threading single core CPU)
> > >
> > > Sincerely,
> > > --
> > > Luis Sousa
> > >
> > > ---
devzero@web.de escreveu:
> > >
> > > > did you try UP-kernel or tried booting with "nosmp" and does that make any difference
> > ?
> > > >
> > > > >This is a 2-processor CPU:
> > > > ># cat /proc/cpuinfo
> > > > >processor : 0
> > > > >vendor_id : GenuineIntel
> > > > >cpu family : 15
> > > > >model : 4
> > > > >model name : Intel(R) Pentium(R) 4 CPU 3.00GHz
> > > >
> > > > most likely this just "appears" as 2-way processor , but iŽm quite sure this is just
> > a
> > > > single-core CPU, but with HyperThreading enabled.
> > > >
> > > >
> > > > regards
> > > > roland
> > > >
> > > >
> > > >
> > > > List: linux-kernel
> > > > Subject: sata io freeze, 2.6.18 and also 2.6.24
> > > > From: Luis Sousa <ls.luis_sousa () yahoo ! com ! br>
> > > > Date: 2008-03-28 22:24:48
> > > > Message-ID: 739784.81690.qm () web46009 ! mail ! sp1 ! yahoo ! com
> > > > [Download message RAW]
> > > >
> > > > Hello,
> > > >
> > > > I've been having consistent hard system freezes for a
> > > > long time, every 2 days or so, and finally decided to
> > > > move to the most recent stable kernel. Unfortunatelly
> > > > that didn't fix it. The freezes seem to be io-related;
> > > > they started since I moved my drive to sata. They seem
> > > > to happen mostly when there's an io-intensive operation,
> > > > like extracting a big archive; a reboot is needed.
> > > >
> > > > Nothing ever shows up in the logs.
> > > >
> > > > I'm using the following drive:
> > > >
> > > > ATA device, with non-removable media
> > > > Model Number: MAXTOR STM3160215AS
> > > > Serial Number: 6RA2TMJ4
> > > > Firmware Revision: 3.AAD
> > > >
> > > > Linux localhost 2.6.24.4 #4 SMP Fri Mar 28 14:51:50 BRT 2008 i686 GNU/Linux
> > > >
> > > > This is a 2-processor CPU:
> > > >
> > > > # cat /proc/cpuinfo
> > > > processor : 0
> > > > vendor_id : GenuineIntel
> > > > cpu family : 15
> > > > model : 4
> > > > model name : Intel(R) Pentium(R) 4 CPU 3.00GHz
> > > > stepping : 9
> > > > cpu MHz : 3013.697
> > > > cache size : 1024 KB
> > > >
> > > > (same goes for processor : 1)
> > > >
> > > > Sincerely,
> > > > --
> > > > Luis Sousa
>
>
>
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