Hi-- On 6/21/22 05:35, Chengming Zhou wrote: > diff --git a/Documentation/admin-guide/cgroup-v2.rst b/Documentation/admin-guide/cgroup-v2.rst > index 176298f2f4de..3d2949e16e04 100644 > --- a/Documentation/admin-guide/cgroup-v2.rst > +++ b/Documentation/admin-guide/cgroup-v2.rst > @@ -1055,6 +1055,19 @@ All time durations are in microseconds. > > The burst in the range [0, $MAX]. > > + cpu.max.rt > + A read-write two value file which exists on all cgroups when two-value > + CONFIG_RT_GROUP_SCHED enabled, to control CPU bandwidth for is enabled, > + RT threads in the task group. > + > + The maximum bandwidth limit. It's in the following format:: > + > + $MAX $PERIOD > + > + which indicates that RT threads in the group may consume upto up to > + $MAX in each $PERIOD duration. "max" for $MAX indicates no > + limit. If only one number is written, $MAX is updated. -- ~Randy