Re: [Qemu-devel] Slow qemu guest performance after host is resumed from suspended state

2016-12-14 Thread Ruslan Habalov
Friendly ping. On Wed, Dec 7, 2016 at 9:53 PM, Ruslan Habalov <3v0n...@gmail.com> wrote: > Following Stefan's suggestion I've investigated the possibility of potential > problems with interrupts. > Unfortunately, I can see no differences between both scenarios regarding the > interrupt counter gro

Re: [Qemu-devel] Slow qemu guest performance after host is resumed from suspended state

2016-12-07 Thread Ruslan Habalov
Following Stefan's suggestion I've investigated the possibility of potential problems with interrupts. Unfortunately, I can see no differences between both scenarios regarding the interrupt counter growth (c.f. https://evonide.com/images/qemu_proc_interrupts.png). After a short conversation with hi

Re: [Qemu-devel] Slow qemu guest performance after host is resumed from suspended state

2016-12-07 Thread Stefan Hajnoczi
On Sun, Dec 4, 2016 at 10:52 PM, Ruslan Habalov <3v0n...@gmail.com> wrote: > Hi everyone, > > I'm having the following qemu issue since about February on Xubuntu. > > Steps to reproduce: > 1) Boot host and boot qemu guest - everything works perfect > 2) Shutdown qemu guest > 3) Suspend host and res

[Qemu-devel] Slow qemu guest performance after host is resumed from suspended state

2016-12-05 Thread Ruslan Habalov
Hi everyone, I'm having the following qemu issue since about February on Xubuntu. Steps to reproduce: 1) Boot host and boot qemu guest - everything works perfect 2) Shutdown qemu guest 3) Suspend host and resume host 4) Boot qemu guest again - the guest is now extremely slow Current system setup