Messages in this thread | | | Date | Sun, 02 Mar 2008 07:35:13 -0800 | From | Jeremy Fitzhardinge <> | Subject | Re: Xen paravirt frontend block hang |
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Christopher S. Aker wrote: > Jeremy Fitzhardinge wrote: >> I've been running this all night without seeing any problem. I'm >> using current x86.git#testing with a few local patches, but nothing >> especially relevent-looking. > > Meh .. what backend are you using? We're using LVM volumes exported > directly into the domUs like so: > > disk =[ 'phy:vg1/xencaker-56392,xvda,w', ... ] > >> Could you try the attached patch to see if it makes any difference? > > Unfortunately we're still in the same place... pv_ops kernels are > still hanging after heavy disk IO: > > works - 2.6.18.x (from xen-unstable) > hangs - 2.6.25-rc3-git3 > hangs - 2.6.25-rc3-git3 + your patch > > Any other suggestions or debugging I can provide that would be useful > to squash this?
Are you running an SMP or UP domain? I found I could get hangs very easily with UP (but I need confirm it isn't a result of some other very experimental patches).
J
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