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cgroups.7: Relocate text on "Cgroups v1 release notification" 

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Signed-off-by: Michael Kerrisk <mtk.manpages@gmail.com>
This commit is contained in:
Michael Kerrisk 2016-10-07 16:15:06 +02:00
parent fb4752e127
commit 88afe701da
1 changed files with 12 additions and 11 deletions
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man7/cgroups.7
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@ -402,6 +402,18 @@ remove the corresponding directory pathname.
Note that files in a cgroup directory cannot and need not be
removed.
.\"
.SS Cgroups v1 release notification
A special file in each cgroup hierarchy,
.IR release_agent ,
can be used to register a program to handle cgroups which become newly empty.
The program will be called each time a cgroup marked for
autoremove becomes empty and childless.
The cgroup path will be provided as the first command-line argument.
The cgroup must be marked as eligible for autoremove by writing '1' into its
.IR notify_on_release
file;
this value is inherited by newly created child cgroups.
.\"
.SS Cgroups version 2
In cgroups v2,
all mounted controllers reside in a single unified hierarchy.
@ -477,17 +489,6 @@ For more changes, see the
.I Documentation/cgroup-v2.txt
file in the kernel source.
.\"
.SS Cgroups v1 release notification
A special file in each cgroup hierarchy,
.IR release_agent ,
can be used to register a program to handle cgroups which become newly empty.
The program will be called each time a cgroup marked for
autoremove becomes empty and childless.
The cgroup path will be provided as the first command-line argument.
The cgroup must be marked as eligible for autoremove by writing '1' into its
.IR notify_on_release
file;
this value is inherited by newly created child cgroups.
.SS Cgroups v2 events file
A new feature in cgroups v2 is the
.I cgroup.populated