Re: [Qemu-devel] strange situation, guest cpu thread spinning at ~100%, but display not yet initialized

2018-11-21 Thread Chris Friesen
On 11/2/2018 2:45 PM, Chris Friesen wrote: On 11/2/2018 11:51 AM, Dr. David Alan Gilbert wrote:     so the fix is Fam's 'aio: Do aio_notify_accept only during blocking aio_poll'.  I see you're running the qemu-kvm-ev from centos, if I read the version tea-leaves right, then I think that patch

Re: [Qemu-devel] strange situation, guest cpu thread spinning at ~100%, but display not yet initialized

2018-11-02 Thread Chris Friesen
On 11/2/2018 11:51 AM, Dr. David Alan Gilbert wrote: This is ringing a bell; if it's actually suck in the BIOS, then please: a) Really make sure all your vCPUs are actually pinned/free on real CPUs b) I suspect it is https://lists.gnu.org/archive/html/qemu-devel/2018-08/msg00470.html

Re: [Qemu-devel] strange situation, guest cpu thread spinning at ~100%, but display not yet initialized

2018-11-02 Thread Chris Friesen
On 11/2/2018 1:51 AM, Alex Bennée wrote: Chris Friesen writes: Hi all, I have an odd situation which occurs very infrequently and I'm hoping to get some advice on how to debug. Apologies for the length of this message, I tried to include as much potentially useful information as possible.

Re: [Qemu-devel] strange situation, guest cpu thread spinning at ~100%, but display not yet initialized

2018-11-02 Thread Dr. David Alan Gilbert
* Chris Friesen (chris.frie...@windriver.com) wrote: > On 11/2/2018 10:55 AM, Alex Bennée wrote: > > > > Chris Friesen writes: > > > Given the "not initialized" message on the console, I wasn't sure > > > whether the kernel had even started yet. > > > > There will be a lot that happens between

Re: [Qemu-devel] strange situation, guest cpu thread spinning at ~100%, but display not yet initialized

2018-11-02 Thread Chris Friesen
On 11/2/2018 10:55 AM, Alex Bennée wrote: Chris Friesen writes: Given the "not initialized" message on the console, I wasn't sure whether the kernel had even started yet. There will be a lot that happens between the kernel decompressing and some sort of video hardware output being started.

Re: [Qemu-devel] strange situation, guest cpu thread spinning at ~100%, but display not yet initialized

2018-11-02 Thread Alex Bennée
Chris Friesen writes: > On 11/2/2018 1:51 AM, Alex Bennée wrote: >> >> Chris Friesen writes: >> >>> Hi all, >>> >>> I have an odd situation which occurs very infrequently and I'm hoping >>> to get some advice on how to debug. Apologies for the length of this >>> message, I tried to include

Re: [Qemu-devel] strange situation, guest cpu thread spinning at ~100%, but display not yet initialized

2018-11-02 Thread Alex Bennée
Chris Friesen writes: > Hi all, > > I have an odd situation which occurs very infrequently and I'm hoping > to get some advice on how to debug. Apologies for the length of this > message, I tried to include as much potentially useful information as > possible. > > In the context of an

[Qemu-devel] strange situation, guest cpu thread spinning at ~100%, but display not yet initialized

2018-11-01 Thread Chris Friesen
Hi all, I have an odd situation which occurs very infrequently and I'm hoping to get some advice on how to debug. Apologies for the length of this message, I tried to include as much potentially useful information as possible. In the context of an OpenStack compute node I have a qemu guest