11 Jul
2023
11 Jul
'23
12:21 a.m.
On 7/10/23 17:30, Tejun Heo wrote:
Hello,
On Tue, Jun 27, 2023 at 10:35:07AM -0400, Waiman Long wrote: ...
- There are two types of partitions - local and remote. A local
- partition is one whose parent cgroup is also a valid partition
- root. A remote partition is one whose parent cgroup is not a
- valid partition root itself. Writing to "cpuset.cpus.exclusive"
- is not mandatory for the creation of a local partition as its
- "cpuset.cpus.exclusive" file will be filled in automatically if
- it is not set. The automaticaly set value will be based on its
- "cpuset.cpus" value. Writing the proper "cpuset.cpus.exclusive"
- values down the cgroup hierarchy is mandatory for the creation
- of a remote partition.
Wouldn't a partition root's cpus.exclusive always contain all of the CPUs in its cpus? Would it make sense for cpus.exclusive to be different from .cpus?
Thanks.
In auto-filled case, it should be the same as cpuset.cpus. I will clarify that in the documentation. Thanks for catching that.
Cheers, Longman