Re: [Qemu-devel] [PATCH v3] migration: always initial ram_counters for a new migration

2019-08-07 Thread Dr. David Alan Gilbert
* Ivan Ren (reny...@gmail.com) wrote: > From: Ivan Ren > > This patch fix a multifd migration bug in migration speed calculation, this > problem can be reproduced as follows: > 1. start a vm and give a heavy memory write stress to prevent the vm be >successfully migrated to destination > 2. b

Re: [Qemu-devel] [PATCH v3] migration: always initial ram_counters for a new migration

2019-08-04 Thread Wei Yang
On Mon, Aug 05, 2019 at 09:16:24AM +0800, Ivan Ren wrote: >On Mon, Aug 5, 2019 at 8:34 AM Wei Yang wrote: >> >> On Fri, Aug 02, 2019 at 06:18:41PM +0800, Ivan Ren wrote: >> >From: Ivan Ren >> > >> >This patch fix a multifd migration bug in migration speed calculation, this >> >problem can be repr

Re: [Qemu-devel] [PATCH v3] migration: always initial ram_counters for a new migration

2019-08-04 Thread Ivan Ren
On Mon, Aug 5, 2019 at 8:34 AM Wei Yang wrote: > > On Fri, Aug 02, 2019 at 06:18:41PM +0800, Ivan Ren wrote: > >From: Ivan Ren > > > >This patch fix a multifd migration bug in migration speed calculation, this > >problem can be reproduced as follows: > >1. start a vm and give a heavy memory write

Re: [Qemu-devel] [PATCH v3] migration: always initial ram_counters for a new migration

2019-08-04 Thread Wei Yang
On Fri, Aug 02, 2019 at 06:18:41PM +0800, Ivan Ren wrote: >From: Ivan Ren > >This patch fix a multifd migration bug in migration speed calculation, this >problem can be reproduced as follows: >1. start a vm and give a heavy memory write stress to prevent the vm be > successfully migrated to dest

[Qemu-devel] [PATCH v3] migration: always initial ram_counters for a new migration

2019-08-02 Thread Ivan Ren
From: Ivan Ren This patch fix a multifd migration bug in migration speed calculation, this problem can be reproduced as follows: 1. start a vm and give a heavy memory write stress to prevent the vm be successfully migrated to destination 2. begin a migration with multifd 3. migrate for a long