Re: memory allocation error messages in system log

[Marcelo Tosatti]

Achim,

This is not the first person I see complaining about 
exact same bug (memory allocation failure while reading
/proc/scsi/gdt/xxx

Do you have a card around so we can test?

Thanks

On Thu, Sep 16, 2004 at 06:14:08PM -0300, Marcelo Tosatti wrote:
> On Thu, Sep 16, 2004 at 02:48:40PM +0200, Ingo Freund wrote:
> > Hello,
> > 
> > I hope you guys can help, I cannot use any kernel 2.4 >23 without
> > the here described problem.
> > 
> > [1.] One line summary of the problem:
> > strange error messages concerning memory allocation
> > 
> > searching teh web for solutions to my problem I have already found
> > a thread in a mailing list but no solution was mentioned, also the
> > guys who talked about the error didn't answer to my direct mail.
> > 
> > [2.] Full description of the problem/report:
> > The machine is a database server without any other service except sshd
> > running. I do some tests on the ICP-Vortex GDT controller every 2 minutes.
> > by using
> > # cat /proc/scsi/gdt/2
> > but the output of cat stops without beeing completed.
> > 
> > This is what I see in the syslog file every time when I use the cat
> > command (the messages beginn after 3 days uptime):
> > --> /var/log/messages
> > kernel: __alloc_pages: 0-order allocation failed (gfp=0x21/0)
> 
> Ingo,
> 
> I've seen another report like this one - I'm convinced there
> is something odd with the gdth proc handling code.
> 
> Can you "echo 1 > /proc/sys/vm/vm_gfp_debug" and 
> rerun the "cat /proc/scsi/gdt/2" please?
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