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Re: [lvs-users] LVS hangs on 2.6.37

To: Simon Kirby <sim@xxxxxxxxxx>
Subject: Re: [lvs-users] LVS hangs on 2.6.37
Cc: lvs-users@xxxxxxxxxxxxxxxxxxxxxx
From: Julian Anastasov <ja@xxxxxx>
Date: Fri, 4 Mar 2011 01:36:08 +0200 (EET)
        Hello,

On Thu, 3 Mar 2011, Simon Kirby wrote:

>>> It seems to be spinning on &dest->dst_lock. On this pair that this was
>>> recorded on, we have keepalived running with a MISC_CHECK script that
>>> actually fiddles with the weights with an ipvsadm command, hence the
>>> "ipvsadm" command running, but we have also seen hangs on other master
>>> and backup nodes without such scripts. I'm not sure if this is a useful
>>> trace or not, since it has all '?'. There seem to be not many changes
>>> except quite a few locking changes around the new features introduced in
>>> 2.6.37, and then not much since. Any ideas?
>>
>>      Ops, sorry, it was introduced in 2.6.37 by me.
>> Patch appended. Please, confirm that it fixes the lockups.
>
> Confirmed: this seems to fix the problem. Thank you!
>
> Tested-by: Simon Kirby <sim@xxxxxxxxxx>

        Thanks for testing! This fix will come with 2.6.38.

Regards

--
Julian Anastasov <ja@xxxxxx>

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