Re: [Qemu-devel] qemu-system-ppc64 hanging occasionally in disk writes

2012-06-28 Thread Richard W.M. Jones
On Thu, Jun 28, 2012 at 04:25:26PM +0200, Alexander Graf wrote: > On 06/15/2012 12:01 AM, Richard W.M. Jones wrote: > >On Thu, Jun 14, 2012 at 11:34:37PM +0200, Alexander Graf wrote: > >>>/home/rjones/d/qemu/ppc64-softmmu/qemu-system-ppc64 \ > >>>-global virtio-blk-pci.scsi=off \ > >>>-node

Re: [Qemu-devel] qemu-system-ppc64 hanging occasionally in disk writes

2012-06-28 Thread Alexander Graf
On 06/15/2012 12:01 AM, Richard W.M. Jones wrote: On Thu, Jun 14, 2012 at 11:34:37PM +0200, Alexander Graf wrote: /home/rjones/d/qemu/ppc64-softmmu/qemu-system-ppc64 \ -global virtio-blk-pci.scsi=off \ -nodefconfig \ -nodefaults \ -nographic \ -device virtio-scsi-pci,id=scsi

Re: [Qemu-devel] qemu-system-ppc64 hanging occasionally in disk writes

2012-06-15 Thread Richard W.M. Jones
On Thu, Jun 14, 2012 at 06:13:11PM +0100, Richard W.M. Jones wrote: > I just tried virtio-scsi, but only the first disk shows up. I added > two disks. See below for detailed logs. This works fine on x86-64. > Should I file a separate bug for this? Here's that bug: https://bugs.launchpad.net/qe

Re: [Qemu-devel] qemu-system-ppc64 hanging occasionally in disk writes

2012-06-15 Thread Paolo Bonzini
Il 15/06/2012 00:01, Richard W.M. Jones ha scritto: >>> > > /home/rjones/d/qemu/ppc64-softmmu/qemu-system-ppc64 \ >>> > >-global virtio-blk-pci.scsi=off \ >>> > >-nodefconfig \ >>> > >-nodefaults \ >>> > >-nographic \ >>> > >-device virtio-scsi-pci,id=scsi \ >>> > >-drive fi

Re: [Qemu-devel] qemu-system-ppc64 hanging occasionally in disk writes

2012-06-14 Thread Richard W.M. Jones
On Thu, Jun 14, 2012 at 11:34:37PM +0200, Alexander Graf wrote: > > /home/rjones/d/qemu/ppc64-softmmu/qemu-system-ppc64 \ > >-global virtio-blk-pci.scsi=off \ > >-nodefconfig \ > >-nodefaults \ > >-nographic \ > >-device virtio-scsi-pci,id=scsi \ > >-drive file=test1.img,cac

Re: [Qemu-devel] qemu-system-ppc64 hanging occasionally in disk writes

2012-06-14 Thread Alexander Graf
On 14.06.2012, at 19:13, "Richard W.M. Jones" wrote: > On Thu, Jun 14, 2012 at 05:58:04PM +0200, Alexander Graf wrote: >> [CC'ing qemu-ppc] >> >> On 06/14/2012 05:52 PM, Richard W.M. Jones wrote: >>> I found last week that qemu-system-ppc64 (from git) hangs occasionally >>> under load, and I h

Re: [Qemu-devel] qemu-system-ppc64 hanging occasionally in disk writes

2012-06-14 Thread Richard W.M. Jones
On Thu, Jun 14, 2012 at 06:13:11PM +0100, Richard W.M. Jones wrote: > I will try this, but as discussed on IRC last week there's some > problem with the Fedora host kernel where /dev/kvm doesn't show up, > even though the kernel is supposedly compiled with KVM PR enabled. So > I need to fix that f

Re: [Qemu-devel] qemu-system-ppc64 hanging occasionally in disk writes

2012-06-14 Thread Richard W.M. Jones
On Thu, Jun 14, 2012 at 05:58:04PM +0200, Alexander Graf wrote: > [CC'ing qemu-ppc] > > On 06/14/2012 05:52 PM, Richard W.M. Jones wrote: > >I found last week that qemu-system-ppc64 (from git) hangs occasionally > >under load, and I have a reproducer for it now. Unfortunately the > >reproducer re

Re: [Qemu-devel] qemu-system-ppc64 hanging occasionally in disk writes

2012-06-14 Thread Alexander Graf
[CC'ing qemu-ppc] On 06/14/2012 05:52 PM, Richard W.M. Jones wrote: I found last week that qemu-system-ppc64 (from git) hangs occasionally under load, and I have a reproducer for it now. Unfortunately the reproducer really takes a long time to run -- usually I can get a hang in under 12 hours.

[Qemu-devel] qemu-system-ppc64 hanging occasionally in disk writes

2012-06-14 Thread Richard W.M. Jones
I found last week that qemu-system-ppc64 (from git) hangs occasionally under load, and I have a reproducer for it now. Unfortunately the reproducer really takes a long time to run -- usually I can get a hang in under 12 hours. Here is the reproducer case: https://lists.fedoraproject.org/piper