Commit 74bdd45c authored by Odin Ugedal's avatar Odin Ugedal Committed by Tejun Heo
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cgroup: update PSI file description in docs 



Update PSI file description in cgroup-v2 docs to reflect the current
implementation.

tj: Changed cpu.pressure from read-only to read-write as suggested by
    Johannes.

Signed-off-by: default avatarOdin Ugedal <odin@uged.al>
Acked-by: default avatarDan Schatzberg <dschatzberg@fb.com>
Acked-by: default avatarJohannes Weiner <hannes@cmpxchg.org>
Signed-off-by: default avatarTejun Heo <tj@kernel.org>
parent 385aac15

Documentation/admin-guide/cgroup-v2.rst

+3 −3
Original line number Diff line number Diff line
@@ -1029,7 +1029,7 @@ All time durations are in microseconds. 
	one number is written, $MAX is updated.



  cpu.pressure

	A read-only nested-key file which exists on non-root cgroups.

	A read-write nested-keyed file.



	Shows pressure stall information for CPU. See

	:ref:`Documentation/accounting/psi.rst <psi>` for details.
@@ -1475,7 +1475,7 @@ PAGE_SIZE multiple when read back. 
	reduces the impact on the workload and memory management.



  memory.pressure

	A read-only nested-key file which exists on non-root cgroups.

	A read-only nested-keyed file.



	Shows pressure stall information for memory. See

	:ref:`Documentation/accounting/psi.rst <psi>` for details.
@@ -1714,7 +1714,7 @@ IO Interface Files 
	  8:16 rbps=2097152 wbps=max riops=max wiops=max



  io.pressure

	A read-only nested-key file which exists on non-root cgroups.

	A read-only nested-keyed file.



	Shows pressure stall information for IO. See

	:ref:`Documentation/accounting/psi.rst <psi>` for details.