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From: pavel@ucw.cz (Pavel Machek)
To: linux-arm-kernel@lists.infradead.org
Subject: bit errors on spitz
Date: Sun, 21 Mar 2010 21:40:32 +0100	[thread overview]
Message-ID: <20100321204032.GL1933@elf.ucw.cz> (raw)
In-Reply-To: <1268048916.6477.9.camel@utx.utx.cz>

On Mon 2010-03-08 12:48:36, Stanislav Brabec wrote:
> Cyril Hrubis wrote:
> 
> > Well I've seen empty lines when editing file with vim
> 
> And I have seen:
> 
> - Unreproducible SIGSEGV of gcc (while Wi-Fi connection over CF card was
>   running).
> - Unreproducible SIGSEGV of opkg (downloading via Wi-Fi connection over
>   CF card).
> - Unreproducible SIGSEGV of rm (called from find command launched via
>   ssh, networking via Wi-Fi connection over CF card).
>   (Hint: Tasks above are HDD-intensive.)
> - Lost blocks while copying from CF to SD.
> - Lost blocks while copying from HDD to SD.
> - Lost blocks while copying from CF to USB flash stick.
> - And I see display noise while CF Wi-Fi card is active.
> 
> These problems appear in all kernels, at least since 2.6.26.
> 
> There is no note in the syslog.

Interesting, I get memory corruption leading to strange
behaviour. Sometimes echo 3 > /proc/sys/vm/drop_caches helps...
									Pavel
-- 
(english) http://www.livejournal.com/~pavelmachek
(cesky, pictures) http://atrey.karlin.mff.cuni.cz/~pavel/picture/horses/blog.html

  parent reply	other threads:[~2010-03-21 20:40 UTC|newest]

Thread overview: 22+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2010-03-05 21:27 bit errors on spitz Pavel Machek
2010-03-08  5:37 ` Eric Miao
2010-03-08  7:28   ` Pavel Machek
2010-03-08  8:25     ` Cyril Hrubis
2010-03-08 11:48       ` Stanislav Brabec
2010-03-08 12:16         ` Cyril Hrubis
2010-03-08 12:42           ` Russell King - ARM Linux
2010-03-08 13:32             ` Cyril Hrubis
2010-06-03  0:01           ` [URGENT] Re: bit errors on spitz + voipac Marek Vasut
2010-06-03  2:30             ` Eric Miao
2010-03-21 20:40         ` Pavel Machek [this message]
2010-03-11 13:25       ` bit errors on spitz Andy Green
2010-03-11 15:42         ` Stanislav Brabec
2010-03-11 21:21           ` Andy Green
2010-03-12  9:07             ` Stanislav Brabec
2010-03-12  9:33               ` Andy Green
2010-03-12 10:43                 ` Stanislav Brabec
2010-03-12 11:13                   ` Andy Green
2010-03-21 20:43               ` Pavel Machek
2010-03-21 21:42                 ` Stanislav Brabec
2010-03-29 18:27                   ` Pavel Machek
2010-03-29 18:52                     ` Stanislav Brabec

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