Re: [Qemu-devel] [RFC PATCH v5 0/4] Separate thread for VM migration

2011-08-24 Thread Avi Kivity
On 08/25/2011 09:29 AM, Umesh Deshpande wrote: Jitterd Test I ran jitterd in a migrating VM of size 8GB with and w/o the patch series. ./jitterd -f -m 1 -p 100 -r 40 That is to report the jitter of greater than 400ms during the interval of 40 seconds. Jitter in ms. with the migration thread.

Re: [Qemu-devel] [RFC PATCH v5 0/4] Separate thread for VM migration

2011-08-24 Thread Umesh Deshpande
Jitterd Test I ran jitterd in a migrating VM of size 8GB with and w/o the patch series. ./jitterd -f -m 1 -p 100 -r 40 That is to report the jitter of greater than 400ms during the interval of 40 seconds. Jitter in ms. with the migration thread. RunTotal (Peak) 1No chatter 2

Re: [Qemu-devel] [RFC PATCH v5 0/4] Separate thread for VM migration

2011-08-24 Thread Umesh Deshpande
*Jitterd Test* I ran jitterd in a migrating VM of size 8GB with and w/o the patch series. ./jitterd -f -m 1 -p 100 -r 40 That is to report the jitter of greater than 400ms during the interval of 40 seconds. Jitter in ms. with the migration thread. RunTotal (Peak) 1No chatter 2

Re: [Qemu-devel] [RFC PATCH v5 0/4] Separate thread for VM migration

2011-08-24 Thread Anthony Liguori
On 08/23/2011 10:12 PM, Umesh Deshpande wrote: Following patch series deals with VCPU and iothread starvation during the migration of a guest. Currently the iothread is responsible for performing the guest migration. It holds qemu_mutex during the migration and doesn't allow VCPU to enter the qem

[Qemu-devel] [RFC PATCH v5 0/4] Separate thread for VM migration

2011-08-23 Thread Umesh Deshpande
Following patch series deals with VCPU and iothread starvation during the migration of a guest. Currently the iothread is responsible for performing the guest migration. It holds qemu_mutex during the migration and doesn't allow VCPU to enter the qemu mode and delays its return to the guest. The gu