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Re: ipvs_syncmaster brings cpu to 100%

To: Nishanth Aravamudan <nacc@xxxxxxxxxx>
Subject: Re: ipvs_syncmaster brings cpu to 100%
From: Luca Maranzano <liuk001@xxxxxxxxx>
Date: Fri, 30 Sep 2005 17:59:44 +0200
Cc: Dave Miller <davem@xxxxxxxxxxxxx>, Wensong Zhang <wensong@xxxxxxxxxxxx>, Julian Anastasov <ja@xxxxxx>, netdev@xxxxxxxxxxx, horms@xxxxxxxxxxxx
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Reply-to: Luca Maranzano <liuk001@xxxxxxxxx>
Sender: netdev-bounce@xxxxxxxxxxx
First of all thank you all for your precious support! :-)

The two machines on which I discovered the problem are now in
production and I cannot for the moment make tests, but I hope to have
some other hardware to try in the next week.
I'll let you know ASAP.


> Yes, the information in that thread is the same as what Luca said. It's
> a load average problem, not a CPU utilisation problem (those threads are
> sleeping!) If Luca could test the msleep_interruptible() version of the
> patch and it works (like I said, performance should not change, but the
> load average will drop to by 2), then I will ACK the patch for mainline
> acceptance.
> Thanks,
> Nish

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