Re: does anyone run guests for more than 5 minutes? (virtio-net perf anomaly)

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

 



On Thu, 2009-03-05 at 21:25 -0700, Alex Williamson wrote:
> On Thu, 2009-03-05 at 21:04 -0300, Marcelo Tosatti wrote:
> > On Tue, Mar 03, 2009 at 01:13:41PM -0700, Alex Williamson wrote:
> > > Any guesses as to what might be going on?  Can anyone reproduce?  I'm
> > > hoping that I'm doing something dumb, but can't figure out what it is.
> > > The system is running v2.6.29-rc6-121-g64e7130 in the guest,
> > > v2.6.29-rc6-123-gbd7b3b4 on the host, kvm module kvm-84-620-g5bffffc and
> > > userspace kvm-84-95-gea1b668.  Thanks,
> > 
> > Nope. Collect kvm_stat -l before/after the slowdown?
> 
> Attached.  This shows about 1 minute of data before the slowdown and a
> dramatic change starting around the 80th row.  Thanks,

For a bit easier consumption, here's a google spreadsheet and chart of
what appear to be the interesting columns:

http://spreadsheets.google.com/pub?key=pdwpc4VwMbjWxyQfvw8AEYg

Alex

--
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