Re: [Qemu-devel] [PATCH] Add warmup phase for live migration of large memory apps

2011-05-15 Thread Shribman, Aidan
l Message- > From: Yoshiaki Tamura [mailto:tamura.yoshi...@gmail.com] > Sent: Friday, May 13, 2011 5:55 AM > To: Isaku Yamahata > Cc: Juan Quintela; Shribman, Aidan; Stefan Hajnoczi; > qemu-devel@nongnu.org; ohmura....@lab.ntt.co.jp > Subject: Re: [Qemu-devel] [PATCH] Add

Re: [Qemu-devel] [PATCH] Add warmup phase for live migration of large memory apps

2011-05-12 Thread Yoshiaki Tamura
2011/5/12 Isaku Yamahata : > On Thu, May 12, 2011 at 12:39:22PM +0200, Juan Quintela wrote: >> "Shribman, Aidan" wrote: >> >> On Wed, May 11, 2011 at 8:58 AM, Shribman, Aidan >> >> wrote: >> >> > From: Aidan Shribman >> >> > >> >> > [PATCH] Add warmup phase for live migration of large memory app

Re: [Qemu-devel] [PATCH] Add warmup phase for live migration of large memory apps

2011-05-12 Thread Anthony Liguori
On 05/12/2011 06:23 AM, Shribman, Aidan wrote: From: Juan Quintela [mailto:quint...@redhat.com] If there are no additional dirty pages to be sent i.e. ram_save_remaining() == 0 then the migration *will* converge (even though we don't want it to) see: This should be a really idle guest to have

Re: [Qemu-devel] [PATCH] Add warmup phase for live migration of large memory apps

2011-05-12 Thread Shribman, Aidan
> From: Juan Quintela [mailto:quint...@redhat.com] > > > If there are no additional dirty pages to be sent > > i.e. ram_save_remaining() == 0 then the migration *will* converge > > (even though we don't want it to) see: > > This should be a really idle guest to have that O:-) > > But if that is

Re: [Qemu-devel] [PATCH] Add warmup phase for live migration of large memory apps

2011-05-12 Thread Juan Quintela
"Shribman, Aidan" wrote: > If there are no additional dirty pages to be sent > i.e. ram_save_remaining() == 0 then the migration *will* converge > (even though we don't want it to) see: This should be a really idle guest to have that O:-) But if that is the whole problem, I would change the cod

Re: [Qemu-devel] [PATCH] Add warmup phase for live migration of large memory apps

2011-05-12 Thread Juan Quintela
"Shribman, Aidan" wrote: > From: Aidan Shribman > > [PATCH] Add warmup phase for live migration of large memory apps > > By invoking "migrate -w " we initiate a background live-migration > transferring of dirty pages continuously until invocation of "migrate_end" > which attempts to complete the

Re: [Qemu-devel] [PATCH] Add warmup phase for live migration of large memory apps

2011-05-12 Thread Isaku Yamahata
On Thu, May 12, 2011 at 12:39:22PM +0200, Juan Quintela wrote: > "Shribman, Aidan" wrote: > >> On Wed, May 11, 2011 at 8:58 AM, Shribman, Aidan > >> wrote: > >> > From: Aidan Shribman > >> > > >> > [PATCH] Add warmup phase for live migration of large memory apps > >> > > >> > By invoking "migra

Re: [Qemu-devel] [PATCH] Add warmup phase for live migration of large memory apps

2011-05-12 Thread Juan Quintela
"Shribman, Aidan" wrote: >> On Wed, May 11, 2011 at 8:58 AM, Shribman, Aidan >> wrote: >> > From: Aidan Shribman >> > >> > [PATCH] Add warmup phase for live migration of large memory apps >> > >> > By invoking "migrate -w " we initiate a background >> live-migration >> > transferring of dirty

Re: [Qemu-devel] [PATCH] Add warmup phase for live migration of large memory apps

2011-05-12 Thread Shribman, Aidan
> On Wed, May 11, 2011 at 8:58 AM, Shribman, Aidan > wrote: > > From: Aidan Shribman > > > > [PATCH] Add warmup phase for live migration of large memory apps > > > > By invoking "migrate -w " we initiate a background > live-migration > > transferring of dirty pages continuously until invocation

Re: [Qemu-devel] [PATCH] Add warmup phase for live migration of large memory apps

2011-05-11 Thread Shribman, Aidan
> -Original Message- > From: Anthony Liguori [mailto:anth...@codemonkey.ws] > Sent: Wednesday, May 11, 2011 4:35 PM > To: Shribman, Aidan > Cc: qemu-devel@nongnu.org > Subject: Re: [Qemu-devel] [PATCH] Add warmup phase for live > migration of large memory apps >

Re: [Qemu-devel] [PATCH] Add warmup phase for live migration of large memory apps

2011-05-11 Thread Anthony Liguori
On 05/11/2011 02:58 AM, Shribman, Aidan wrote: From: Aidan Shribman [PATCH] Add warmup phase for live migration of large memory apps By invoking "migrate -w" we initiate a background live-migration transferring of dirty pages continuously until invocation of "migrate_end" which attempts to comp

Re: [Qemu-devel] [PATCH] Add warmup phase for live migration of large memory apps

2011-05-11 Thread Stefan Hajnoczi
On Wed, May 11, 2011 at 8:58 AM, Shribman, Aidan wrote: > From: Aidan Shribman > > [PATCH] Add warmup phase for live migration of large memory apps > > By invoking "migrate -w " we initiate a background live-migration > transferring of dirty pages continuously until invocation of "migrate_end" >

[Qemu-devel] [PATCH] Add warmup phase for live migration of large memory apps

2011-05-11 Thread Shribman, Aidan
From: Aidan Shribman [PATCH] Add warmup phase for live migration of large memory apps By invoking "migrate -w " we initiate a background live-migration transferring of dirty pages continuously until invocation of "migrate_end" which attempts to complete the live migration operation. Qemu host: