Re: tcpdump locks up kvm host for a while.

[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]

 



On 10/04/2011 09:40 PM, Robin Lee Powell wrote:
>  >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.
>
>  You can use 'perf kvm' to figure out where the guest is spinning.

OK, gathered with:

sudo  perf kvm --guest --host record -o /tmp/kvm_perf -a

I don't know how to read it at all, so it's at
http://users.digitalkingdom.org/~rlpowell/media/public/kvm_perf


Not accessible.

Please post the output of 'perf kvm report > log'.

--
error compiling committee.c: too many arguments to function

--
To unsubscribe from this list: send the line "unsubscribe kvm" in
the body of a message to majordomo@xxxxxxxxxxxxxxx
More majordomo info at  http://vger.kernel.org/majordomo-info.html


[Index of Archives]     [KVM ARM]     [KVM ia64]     [KVM ppc]     [Virtualization Tools]     [Spice Development]     [Libvirt]     [Libvirt Users]     [Linux USB Devel]     [Linux Audio Users]     [Yosemite Questions]     [Linux Kernel]     [Linux SCSI]     [XFree86]
  Powered by Linux