Re: [Qemu-devel] [PATCH v4 7/8] migration: optimize xbzrle by reducing data copy

2014-03-29 Thread Gonglei (Arei)
> > Hi Gonglei, > > I've got a world which has this patch series on, and it's producing some > XBZRLE > errors, > and I suspect that it's down to my original worries of running > xbzrle_encode_buffer > on changing data. > > My setup is a pair of machines, with a guest with 4GB RAM running SPECj

Re: [Qemu-devel] [PATCH v4 7/8] migration: optimize xbzrle by reducing data copy

2014-03-28 Thread Dr. David Alan Gilbert
* arei.gong...@huawei.com (arei.gong...@huawei.com) wrote: > From: ChenLiang > > Reducing data copy can reduce cpu overhead. > > Signed-off-by: ChenLiang > Signed-off-by: Gonglei > Reviewed-by: Juan Quintela > --- > arch_init.c | 8 +++- > 1 file changed, 3 insertions(+), 5 deletions(-)

[Qemu-devel] [PATCH v4 7/8] migration: optimize xbzrle by reducing data copy

2014-03-26 Thread arei.gonglei
From: ChenLiang Reducing data copy can reduce cpu overhead. Signed-off-by: ChenLiang Signed-off-by: Gonglei Reviewed-by: Juan Quintela --- arch_init.c | 8 +++- 1 file changed, 3 insertions(+), 5 deletions(-) diff --git a/arch_init.c b/arch_init.c index 84a4bd3..94b62e2 100644 --- a/arc