Re: [PATCH v2 0/4] Migration time prediction using calc-dirty-rate

2023-05-31 Thread Peter Xu
On Wed, May 31, 2023 at 05:46:40PM +0300, gudkov.and...@huawei.com wrote: > On Tue, May 30, 2023 at 11:46:50AM -0400, Peter Xu wrote: > > Hi, Andrei, > > > > On Thu, Apr 27, 2023 at 03:42:56PM +0300, Andrei Gudkov via wrote: > > > Afterwards we tried to migrate VM after randomly selecting max down

Re: [PATCH v2 0/4] Migration time prediction using calc-dirty-rate

2023-05-31 Thread gudkov . andrei--- via
On Tue, May 30, 2023 at 11:46:50AM -0400, Peter Xu wrote: > Hi, Andrei, > > On Thu, Apr 27, 2023 at 03:42:56PM +0300, Andrei Gudkov via wrote: > > Afterwards we tried to migrate VM after randomly selecting max downtime > > and bandwidth limit. Typical prediction error is 6-7%, with only 180 out >

Re: [PATCH v2 0/4] Migration time prediction using calc-dirty-rate

2023-05-30 Thread Peter Xu
Hi, Andrei, On Thu, Apr 27, 2023 at 03:42:56PM +0300, Andrei Gudkov via wrote: > Afterwards we tried to migrate VM after randomly selecting max downtime > and bandwidth limit. Typical prediction error is 6-7%, with only 180 out > of 5779 experiments failing badly: prediction error >=25% or incorre

[PATCH v2 0/4] Migration time prediction using calc-dirty-rate

2023-04-27 Thread Andrei Gudkov via
V1 -> V2: - Extracted CRC32->xxHash into separate commit - Extacted @n-zero-samples metric into separate commit - Added description to qapi about connection between @n-dirty-samples and @periods arrays - Added (Since ...) tag to new metrics --- The overall goal of this patch is to be