[linux-mm-cc] Re: linuxcompressed-devel Digest, Vol 7, Issue 3

[Allan Bezerra]

Hi ace,

Please, use this format to report bug:
http://www.kernel.org/pub/linux/docs/lkml/reporting-bugs.html
It will go to help us.

Tks,

-- Allan

On 1/12/07, linuxcompressed-devel-request at lists.sourceforge.net <
linuxcompressed-devel-request at lists.sourceforge.net> wrote:
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> Today's Topics:
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>    1. Re: Update Compressed cache alpha-007 to kernel 2.6.19.1 (ace)
>
>
> ----------------------------------------------------------------------
>
> Message: 1
> Date: Fri, 12 Jan 2007 16:38:37 +0100
> From: ace <acelists at atlas.sk>
> Subject: Re: [lc-devel] Update Compressed cache alpha-007 to kernel
>         2.6.19.1
> To: Linux Compressed Cache Development List
>         <linuxcompressed-devel at lists.sourceforge.net>
> Message-ID: <45A7AB7D.5060800 at atlas.sk>
> Content-Type: text/plain; charset=ISO-8859-1
>
> Allan Bezerra wrote:
> > Hi all!
> >
> > For those who may be interested, I update compressed cache patch to
> > kernel 2.6.19.1 <http://2.6.19.1>
> Great, this is something usable:)
>
> > I tested this patch on 32-bit system Only with 10M for
> > page-cache and 5M for swap-cache (RAM: 128M).
> Unfortunatelly, it didn't work for me. It compiled and booted fine. But
> when I tried to just copy the kernel tree (~300MB), various kernel
> threads crashed with BUGs (like kswapd0) and such things. Sometimes it
> looked like there is no problem, just that the console was flooded with
> messages from ccache (cc_writepage), but without any error indication,
> just that the machine almost hanged (it was alive but no new processes
> could run). I tried various sizes for ccache (from 200MB to 10MB as
> adviced above), I have 320MB RAM. I can provide the crash dump, stack
> trace, offending functions, if you anybody is interested and I write
> them down on paper.
>
> What do I do wrong? Can ccache be sensitive to various kernel tweaking
> options, e.g. preemption, irqstacks, debugging? May it conflict with the
> suspend2 patch (www.suspend2.net, but I don't think that patch does
> anything while the system is running). I'll try more and let you know.
> Thanks,
>
> Peter
>
>
>
>
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> End of linuxcompressed-devel Digest, Vol 7, Issue 3
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