Re: [Vserver] Hard freezes on SMP?

From: Herbert Poetzl <herbert_at_13thfloor.at>
Date: Sat 29 Oct 2005 - 04:50:41 BST
Message-ID: <20051029035041.GA16876@MAIL.13thfloor.at>

On Sat, Oct 29, 2005 at 04:13:20AM +0200, Grzegorz Nosek wrote:
> Hello all
>
> 2005/10/28, Herbert Poetzl <herbert@13thfloor.at>:
> > yes, definitely, any _oops_ or _stack_ _trace_ issued while a
> > linux-vserver kernel is running _is_ interesting and should
> > be reported back to the linux-vserver kernel developers ...
>
> Yeah, sorry for my last mail, it was sort of stupid and
> incomprehensible :( I have just checked the logs and unfortunately I
> don't have the trace any more.

with rc2 it's probably the issue I mentioned

> > this is something we fixed in devel recently (two weeks ago?)
> > as you said, you are using the gentoo (devel) branch this might
> > be related, but still not updated ...
>
> > could be related to, we had a thread and discussion about
> > similar effects, once again, this only affects the devel
> > branch and is already fixed ...
>
> I was not exactly clear in my last mail, I was using vanilla 2.6.13.4
> kernel with vserver patches ver. 2.1.0-rc2 (I don't know how that
> relates to Gentoo as I'm using Debian in general). Now one box is
> running 2.6.13.4 with 2.1.0-rc4 SMP (the dual Xeon), the AMD64 is
> running UP with 2.1.0-rc2 (will probably try rc4 SMP next week) and we
> got a new dual-Xeon HT box (4 logical CPUs) running 2.6.13.4 SMP but
> unfortunately I cannot tell which vserver version is running there as
> I did not build the kernel. Will ask though. Anyway, that new box is
> apparently running rock-stable on permanent load of about 10
> (bonnie++, make -j8 kernel builds and httperf banging at the machine,
> all within 4 vservers)

yep, sounds good!

> > finally here the fix(es) we did :)
> >
> > (they are in 2.1.0-rc4)
> >
> > http://vserver.13thfloor.at/Experimental/delta-2.6.13.3-vs2.1.0-rc3-rc3.1.diff.bz2
> > http://vserver.13thfloor.at/Experimental/delta-2.6.13.3-vs2.1.0-rc3.1-rc3.2.diff.bz2
> > http://vserver.13thfloor.at/Experimental/delta-2.6.13.3-vs2.1.0-rc3.2-rc3.3.diff.bz2
> > http://vserver.13thfloor.at/Experimental/delta-2.6.13.3-vs2.1.0-rc3.3-rc3.4.diff.bz2
> >
>
> Thanks a lot, I've applied 2.1.0-rc4 now. BTW, did I miss the
> announcement or are they not sent here? Last time I checked, rc2 was
> the newest

I'm lazy and the feedback to releases is already
neglectable, not to speak of pre and rc stuff ...

(if there is demand, pleas let me know)

the latest versions are shown on irc (topic)

> > as usual, output of testme.sh would be helpful ...
> > (as written on the testing page)
> >
>
> This is from the rc4 kernel but if I reboot the box, I'll check it on
> rc2 too.

okay, best,
Herbert

> Linux-VServer Test [V0.13] Copyright (C) 2003-2005 H.Poetzl
> chcontext is working.
> chbind is working.
> Linux 2.6.13.4p4smp.12 i686/0.30.208/0.30.208 [Ea] (0)
> VCI: 0002:0001 273 03110136
> ---
> [000]# succeeded.
> [001]# succeeded.
> [011]# succeeded.
> [031]# succeeded.
> [101]# succeeded.
> [102]# succeeded.
> [201]# succeeded.
> [202]# succeeded.
>
> > thanks,
> > Herbert
>
> Thanks a lot,
> Grzegorz Nosek
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Received on Sat Oct 29 04:51:01 2005

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