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Re: Is there a stable OpenVZ kernel, and which should be fit for production [message #44215 is a reply to message #44202]

Fri, 25 November 2011 09:39

MailingListe
Messages: 29
Registered: May 2008

Junior Member

Zitat von Dariush Pietrzak <ml-openvz-eyck@kuszelas.eu>:

>> Just out of curiousity i use my kernel crash-test setup to test with
>> "stress" and "bonnie". I simply use the OpenVZ-Kernel with two
>> container (ubuntu-10.04) and let one run stress and the other
>> bonnie. The load is at 15 but the machine is humming along since
>> around 4 hours...
> With such low load we also couldn't crash it in timely matter.
> With lightly loaded machines we endured months without crash.
>
> I use this:
> stress -c 22 -i 24 -m 8 -d 20 --hdd-bytes 10G
> and this:
> while (true)
> do
> bonnie++ -d /fs/v/bonnie/ -c 8 -b -f -u root
> echo next
> done
> in parallel, I don't even have to run it inside containers.
> (test machine is single 4-core Xeon E5320, with 4G ram and two 146G raid 1s
> joined by lvm. With loadavg 50-80 we get crashes after few hours).

So i tried loading the kernel harder. With a load of about 48 it was
still stable, if i raise the number for c,i,m,d even more, the OOM
killer jumps in and from that point the whole machine freeze, but does
not panic???

Regards

Andreas

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[Message index]

		Is there a stable OpenVZ kernel, and which should be fit for production By: Dariush Pietrzak on Tue, 22 November 2011 08:52
		Re: Is there a stable OpenVZ kernel, and which should be fit for production By: kir on Tue, 22 November 2011 10:34
		Re: Is there a stable OpenVZ kernel, and which should be fit for production By: MailingListe on Wed, 23 November 2011 10:52
		Re: Is there a stable OpenVZ kernel, and which should be fit for production By: Dariush Pietrzak on Wed, 23 November 2011 12:31
		Re: Is there a stable OpenVZ kernel, and which should be fit for production By: kir on Wed, 23 November 2011 14:42
		Re: Is there a stable OpenVZ kernel, and which should be fit for production By: MailingListe on Wed, 23 November 2011 15:21
		Re: Is there a stable OpenVZ kernel, and which should be fit for production By: MailingListe on Wed, 23 November 2011 16:59
		Re: Is there a stable OpenVZ kernel, and which should be fit for production By: kir on Wed, 23 November 2011 17:13
		Re: Is there a stable OpenVZ kernel, and which should be fit for production By: MailingListe on Wed, 23 November 2011 17:25
		Re: Is there a stable OpenVZ kernel, and which should be fit for production By: kir on Wed, 23 November 2011 20:29
		Re: Is there a stable OpenVZ kernel, and which should be fit for production By: Sharp on Wed, 23 November 2011 17:20
		Re: Is there a stable OpenVZ kernel, and which should be fit for production By: Dariush Pietrzak on Thu, 24 November 2011 09:44
		Re: Is there a stable OpenVZ kernel, and which should be fit for production By: MailingListe on Thu, 24 November 2011 11:27
		Re: Is there a stable OpenVZ kernel, and which should be fit for production By: Dariush Pietrzak on Thu, 24 November 2011 12:15
		Re: Is there a stable OpenVZ kernel, and which should be fit for production By: MailingListe on Fri, 25 November 2011 09:39
		Re: Is there a stable OpenVZ kernel, and which should be fit for production By: Dariush Pietrzak on Fri, 25 November 2011 13:26
		Re: Is there a stable OpenVZ kernel, and which should be fit for production By: Dariush Pietrzak on Wed, 30 November 2011 09:34
		Re: Is there a stable OpenVZ kernel, and which should be fit for production By: Stephen Balukoff on Thu, 01 December 2011 22:03
		Re: Is there a stable OpenVZ kernel, and which should be fit for production By: Stephen Balukoff on Thu, 01 December 2011 22:06
		Re: Is there a stable OpenVZ kernel, and which should be fit for production By: Stephen Balukoff on Fri, 02 December 2011 00:39

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