Re: [PATCH v3 0/4] sched/fair: Burstable CFS bandwidth controller

2021-03-12 Thread changhuaixin
> On Mar 10, 2021, at 7:11 PM, Odin Ugedal wrote: > > Hi, > >> If there are cases where the "start bandwidth" matters, I think there is >> need to expose the >> "start bandwidth" explicitly too. However, I doubt the existence of such >> cases from my view >> and the two examples above. >

Re: [PATCH v3 0/4] sched/fair: Burstable CFS bandwidth controller

2021-03-10 Thread Peter Zijlstra
On Tue, Jan 26, 2021 at 06:18:59PM +0800, changhuaixin wrote: > Ping, any new comments on this patchset? If there're no other > concerns, I think it's ready to be merged? I only found this by accident... Thread got lost because you're posting new series as replies to older series. Please don't

Re: [PATCH v3 0/4] sched/fair: Burstable CFS bandwidth controller

2021-03-10 Thread Odin Ugedal
Hi, > If there are cases where the "start bandwidth" matters, I think there is need > to expose the > "start bandwidth" explicitly too. However, I doubt the existence of such > cases from my view > and the two examples above. Yeah, I don't think there will be any cases where users will be

Re: [PATCH v3 0/4] sched/fair: Burstable CFS bandwidth controller

2021-02-27 Thread changhuaixin
Hi, Sorry for my late reply. > On Feb 9, 2021, at 9:17 PM, Odin Ugedal wrote: > > > Hi! This looks quite useful, but I have a few quick thoughts. :) > > I know of a lot of people who would love this (especially some > Kubernetes users)! I really like how this allow users to use cfs > in a

Re: [PATCH v3 0/4] sched/fair: Burstable CFS bandwidth controller

2021-02-09 Thread Tejun Heo
Hello, On Tue, Feb 09, 2021 at 02:17:19PM +0100, Odin Ugedal wrote: > A am not that familiar how cross subsystem patches like these are handled, but > I am still adding the Tejun Heo (cgroup maintainer) as a CC. Should maybe cc > to > cgroup@ as well? Yeah, that'd be great. Given that it's

Re: [PATCH v3 0/4] sched/fair: Burstable CFS bandwidth controller

2021-02-09 Thread Odin Ugedal
Hi! This looks quite useful, but I have a few quick thoughts. :) I know of a lot of people who would love this (especially some Kubernetes users)! I really like how this allow users to use cfs in a more dynamic and flexible way, without interfering with those who like the enforce strict quotas.

Re: [PATCH v3 0/4] sched/fair: Burstable CFS bandwidth controller

2021-01-26 Thread changhuaixin
> On Jan 21, 2021, at 7:04 PM, Huaixin Chang > wrote: > > Changelog > > v3: > 1. Fix another issue reported by test robot. > 2. Update docs as Randy Dunlap suggested. > > v2: > 1. Fix an issue reported by test robot. > 2. Rewriting docs. Appreciate any further suggestions or help. > > The

[PATCH v3 0/4] sched/fair: Burstable CFS bandwidth controller

2021-01-21 Thread Huaixin Chang
Changelog v3: 1. Fix another issue reported by test robot. 2. Update docs as Randy Dunlap suggested. v2: 1. Fix an issue reported by test robot. 2. Rewriting docs. Appreciate any further suggestions or help. The CFS bandwidth controller limits CPU requests of a task group to quota during each