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cgroups.7: Add list of currently available version 2 controllers 

Signed-off-by: Michael Kerrisk <mtk.manpages@gmail.com>
This commit is contained in:
Michael Kerrisk 2017-12-23 09:07:00 +01:00
parent d2cd45885b
commit 44c429ed45
1 changed files with 37 additions and 0 deletions
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@ -521,6 +521,43 @@ via a mount against a cgroup v1 hierarchy.
Or, to put things another way, it is not possible to employ
the same controller against both a v1 hierarchy and the unified v2 hierarchy.
.\"
.SS Cgroups v2 controllers
The following controllers, documented in the kernel source file
.IR Documentation/cgroup-v2.txt ,
are supported in cgroups version 2:
.TP
.IR io " (since Linux 4.5)"
This is the successor of the version 1
.I blkio
controller.
.TP
.IR memory " (since Linux 4.5)"
This is the successor of the version 1
.I memory
controller.
.TP
.IR pids " (since Linux 4.5)"
This is the same as the version 1
.I pids
controller.
.TP
.IR perf_event " (since Linux 4.11)"
This is the same as the the version 1
.I perf_event
controller.
.TP
.IR rdma " (since Linux 4.11)"
This is the same as the version 1
.I rdma
controller.
.TP
.IR cpu " (since Linux 4.15)"
This is the successor to the version 1
.I cpu
and
.I cpuacct
controllers.
.\"
.SS Cgroups v2 """no internal processes""" rule
With the exception of the root cgroup, processes may reside
only in leaf nodes (cgroups that do not themselves contain child cgroups).