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From: Nikola Ciprich <nikola.ciprich@linuxbox.cz>
To: Robin Lee Powell <rlpowell@digitalkingdom.org>
Cc: Avi Kivity <avi@redhat.com>, kvm@vger.kernel.org
Subject: Re: Re: [kvm]  Re: [kvm]  Re: [kvm]  Re: [kvm]  Re: [kvm] Re: tcpdump locks up  kvm host for  a while.
Date: Mon, 3 Oct 2011 07:41:17 +0200	[thread overview]
Message-ID: <20111003054117.GT8443@pcnci.linuxbox.cz> (raw)
In-Reply-To: <20111003030303.GH30948@stodi.digitalkingdom.org>

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> When I run tcpdump on a *guest*, the entire guest completely freezes
> up; no response even to hitting enter on the console.  "virsh list"
> also locks up whenever it tries to print state about that VM (but
> the others work fine), as does any other operation that touches the
> state of that VM.  The VM takes up 100% of CPU on one core while
> this is happening.  Eventually it gets better.
> 
exactly the same I was describing here some time ago, with the difference
I get a lot of ugly backtraces and sometimes the guest doesn't get to usable state
at all (filesystems switches to read only due to errors or the whole guest locks up)

n.

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  reply	other threads:[~2011-10-03  5:41 UTC|newest]

Thread overview: 20+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2011-09-28  2:01 tcpdump locks up kvm host for a while Robin Lee Powell
2011-09-29 19:07 ` Robin Lee Powell
2011-09-30 19:03   ` Nikola Ciprich
2011-09-30 22:19     ` Robin Lee Powell
2011-10-01  7:36       ` Nikola Ciprich
2011-10-02  0:45         ` Re: [kvm] " Robin Lee Powell
2011-10-02 17:06           ` Avi Kivity
2011-10-02 17:07             ` Re: [kvm] " Robin Lee Powell
2011-10-02 17:12               ` Avi Kivity
2011-10-02 17:13                 ` Re: [kvm] " Robin Lee Powell
2011-10-02 17:21                   ` Avi Kivity
2011-10-02 17:37                     ` Re: [kvm] " Robin Lee Powell
2011-10-02 19:38                       ` Avi Kivity
2011-10-03  3:03                         ` Re: [kvm] " Robin Lee Powell
2011-10-03  5:41                           ` Nikola Ciprich [this message]
2011-10-04 18:15                           ` Avi Kivity
2011-10-04 19:40                             ` Robin Lee Powell
2011-10-05 18:21                               ` Avi Kivity
     [not found]                                 ` <20111005183653.GF3023@stodi.digitalkingdom.org>
2011-10-05 20:29                                   ` Robin Lee Powell
2011-10-10 13:08                                     ` Avi Kivity

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