On Thu, Sep 03, 2020 at 03:52:00PM -0300, Marcelo Tosatti wrote: > On Thu, Sep 03, 2020 at 02:36:36PM -0400, Phil Auld wrote: > > exclusive cpusets is used now to control scheduler load balancing on > > a group of cpus. It seems to me that this is the same idea and is part > > of the isolation concept. Having a toggle for each subsystem/feature in > > cpusets could provide the needed userspace api. > > > > Under the covers it might be implemented as twiddling various cpumasks. > > > > We need to be shifting to managing load balancing with cpusets anyway. > > OK, adding a new file per isolation feature: > > - cpuset.isolation_nohz_full > - cpuset.isolation_kthread > - cpuset.isolation_time > > With a bool value per file, is an option.
Exactly. I would merge kthread/timers/workqueue into cpuset.isolation.unbound though. Unless anyone may need more granularity there?
