Re: [PATCH] cfq-iosched: add "leaf_weight" setting for the root cgroup in cgroups v2

2017-10-30 Thread Maciej S. Szmigiero
On 30.10.2017 15:55, Tejun Heo wrote: > On Sun, Oct 29, 2017 at 05:36:53PM +0100, Maciej S. Szmigiero wrote: >> CFQ scheduler has a property that processes (or tasks in cgroups v1) that >> aren't assigned to any particular cgroup - that is, which stay in the root >> cgroup - effectively form an

Re: [PATCH] cfq-iosched: add "leaf_weight" setting for the root cgroup in cgroups v2

2017-10-30 Thread Tejun Heo
On Sun, Oct 29, 2017 at 05:36:53PM +0100, Maciej S. Szmigiero wrote: > CFQ scheduler has a property that processes (or tasks in cgroups v1) that > aren't assigned to any particular cgroup - that is, which stay in the root > cgroup - effectively form an implicit leaf child node attached to the root

[PATCH] cfq-iosched: add "leaf_weight" setting for the root cgroup in cgroups v2

2017-10-29 Thread Maciej S. Szmigiero
CFQ scheduler has a property that processes (or tasks in cgroups v1) that aren't assigned to any particular cgroup - that is, which stay in the root cgroup - effectively form an implicit leaf child node attached to the root cgroup. This behavior is documented in blkio-controller.txt for cgroups