Re: windows 2008 guest causing rcu_shed to emit NMI

2013-01-31 Thread Andrey Korolyov
On Thu, Jan 31, 2013 at 12:11 AM, Marcelo Tosatti mtosa...@redhat.com wrote: On Wed, Jan 30, 2013 at 11:21:08AM +0300, Andrey Korolyov wrote: On Wed, Jan 30, 2013 at 3:15 AM, Marcelo Tosatti mtosa...@redhat.com wrote: On Tue, Jan 29, 2013 at 02:35:02AM +0300, Andrey Korolyov wrote: On Mon,

Re: windows 2008 guest causing rcu_shed to emit NMI

2013-01-30 Thread Andrey Korolyov
On Wed, Jan 30, 2013 at 3:15 AM, Marcelo Tosatti mtosa...@redhat.com wrote: On Tue, Jan 29, 2013 at 02:35:02AM +0300, Andrey Korolyov wrote: On Mon, Jan 28, 2013 at 5:56 PM, Andrey Korolyov and...@xdel.ru wrote: On Mon, Jan 28, 2013 at 3:14 AM, Marcelo Tosatti mtosa...@redhat.com wrote:

Re: windows 2008 guest causing rcu_shed to emit NMI

2013-01-30 Thread Marcelo Tosatti
On Wed, Jan 30, 2013 at 11:21:08AM +0300, Andrey Korolyov wrote: On Wed, Jan 30, 2013 at 3:15 AM, Marcelo Tosatti mtosa...@redhat.com wrote: On Tue, Jan 29, 2013 at 02:35:02AM +0300, Andrey Korolyov wrote: On Mon, Jan 28, 2013 at 5:56 PM, Andrey Korolyov and...@xdel.ru wrote: On Mon, Jan

Re: windows 2008 guest causing rcu_shed to emit NMI

2013-01-28 Thread Andrey Korolyov
On Mon, Jan 28, 2013 at 3:14 AM, Marcelo Tosatti mtosa...@redhat.com wrote: On Mon, Jan 28, 2013 at 12:04:50AM +0300, Andrey Korolyov wrote: On Sat, Jan 26, 2013 at 12:49 AM, Marcelo Tosatti mtosa...@redhat.com wrote: On Fri, Jan 25, 2013 at 10:45:02AM +0300, Andrey Korolyov wrote: On Thu,

Re: windows 2008 guest causing rcu_shed to emit NMI

2013-01-28 Thread Andrey Korolyov
On Mon, Jan 28, 2013 at 5:56 PM, Andrey Korolyov and...@xdel.ru wrote: On Mon, Jan 28, 2013 at 3:14 AM, Marcelo Tosatti mtosa...@redhat.com wrote: On Mon, Jan 28, 2013 at 12:04:50AM +0300, Andrey Korolyov wrote: On Sat, Jan 26, 2013 at 12:49 AM, Marcelo Tosatti mtosa...@redhat.com wrote: On

Re: windows 2008 guest causing rcu_shed to emit NMI

2013-01-27 Thread Andrey Korolyov
On Sat, Jan 26, 2013 at 12:49 AM, Marcelo Tosatti mtosa...@redhat.com wrote: On Fri, Jan 25, 2013 at 10:45:02AM +0300, Andrey Korolyov wrote: On Thu, Jan 24, 2013 at 4:20 PM, Marcelo Tosatti mtosa...@redhat.com wrote: On Thu, Jan 24, 2013 at 01:54:03PM +0300, Andrey Korolyov wrote: Thank you

Re: windows 2008 guest causing rcu_shed to emit NMI

2013-01-25 Thread Marcelo Tosatti
On Fri, Jan 25, 2013 at 10:45:02AM +0300, Andrey Korolyov wrote: On Thu, Jan 24, 2013 at 4:20 PM, Marcelo Tosatti mtosa...@redhat.com wrote: On Thu, Jan 24, 2013 at 01:54:03PM +0300, Andrey Korolyov wrote: Thank you Marcelo, Host node locking up sometimes later than yesterday, bur problem

Re: windows 2008 guest causing rcu_shed to emit NMI

2013-01-24 Thread Andrey Korolyov
Thank you Marcelo, Host node locking up sometimes later than yesterday, bur problem still here, please see attached dmesg. Stuck process looks like root 19251 0.0 0.0 228476 12488 ?D14:42 0:00 /usr/bin/kvm -no-user-config -device ? -device pci-assign,? -device virtio-blk-pci,?

Re: windows 2008 guest causing rcu_shed to emit NMI

2013-01-24 Thread Marcelo Tosatti
On Thu, Jan 24, 2013 at 01:54:03PM +0300, Andrey Korolyov wrote: Thank you Marcelo, Host node locking up sometimes later than yesterday, bur problem still here, please see attached dmesg. Stuck process looks like root 19251 0.0 0.0 228476 12488 ?D14:42 0:00 /usr/bin/kvm

Re: windows 2008 guest causing rcu_shed to emit NMI

2013-01-24 Thread Andrey Korolyov
On Thu, Jan 24, 2013 at 4:20 PM, Marcelo Tosatti mtosa...@redhat.com wrote: On Thu, Jan 24, 2013 at 01:54:03PM +0300, Andrey Korolyov wrote: Thank you Marcelo, Host node locking up sometimes later than yesterday, bur problem still here, please see attached dmesg. Stuck process looks like

Re: windows 2008 guest causing rcu_shed to emit NMI

2013-01-23 Thread Marcelo Tosatti
On Tue, Jan 22, 2013 at 09:00:25PM +0300, Andrey Korolyov wrote: Hi, problem described in the title happens on heavy I/O pressure on the host, without idle=poll trace almost always is the same, involving mwait, with poll and nohz=off RIP varies from time to time, at the previous hang it was

windows 2008 guest causing rcu_shed to emit NMI

2013-01-22 Thread Andrey Korolyov
Hi, problem described in the title happens on heavy I/O pressure on the host, without idle=poll trace almost always is the same, involving mwait, with poll and nohz=off RIP varies from time to time, at the previous hang it was tg_throttle_down, rather than test_ti_thread_flag in attached one.