Re: [PATCH v7 3/3] cpus-common: implement dirty page limit on vCPU

2021-12-02 Thread Hyman Huang
在 2021/12/3 0:02, Markus Armbruster 写道: huang...@chinatelecom.cn writes: From: Hyman Huang(黄勇) Implement dirtyrate calculation periodically basing on dirty-ring and throttle vCPU until it reachs the quota dirty page rate given by user. Introduce qmp commands set-dirty-limit/cancel-dirty-l

Re: [PATCH v7 3/3] cpus-common: implement dirty page limit on vCPU

2021-12-02 Thread Markus Armbruster
huang...@chinatelecom.cn writes: > From: Hyman Huang(黄勇) > > Implement dirtyrate calculation periodically basing on > dirty-ring and throttle vCPU until it reachs the quota > dirty page rate given by user. > > Introduce qmp commands set-dirty-limit/cancel-dirty-limit to > set/cancel dirty page li

Re: [PATCH v7 3/3] cpus-common: implement dirty page limit on vCPU

2021-11-30 Thread Hyman Huang
On 11/30/21 21:21, Peter Xu wrote: On Tue, Nov 30, 2021 at 06:28:13PM +0800, huang...@chinatelecom.cn wrote: ## +# @set-dirty-limit: +# +# Set the upper limit of dirty page rate for a virtual CPU. +# +# Requires KVM with accelerator property "dirty-ring-size" set. +# A virtual CPU's dirty p

Re: [PATCH v7 3/3] cpus-common: implement dirty page limit on vCPU

2021-11-30 Thread Peter Xu
On Tue, Nov 30, 2021 at 06:28:13PM +0800, huang...@chinatelecom.cn wrote: > ## > +# @set-dirty-limit: > +# > +# Set the upper limit of dirty page rate for a virtual CPU. > +# > +# Requires KVM with accelerator property "dirty-ring-size" set. > +# A virtual CPU's dirty page rate is a measure of its

[PATCH v7 3/3] cpus-common: implement dirty page limit on vCPU

2021-11-30 Thread huangy81
From: Hyman Huang(黄勇) Implement dirtyrate calculation periodically basing on dirty-ring and throttle vCPU until it reachs the quota dirty page rate given by user. Introduce qmp commands set-dirty-limit/cancel-dirty-limit to set/cancel dirty page limit on vCPU. Signed-off-by: Hyman Huang(黄勇) --