Help me understand this script Post: 303015242

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LEARN ABOUT CENTOS

cgget

CGGET(1)							 libcgroup Manual							  CGGET(1)

NAME

       cgget - print parameter(s) of given group(s)

SYNOPSIS

       cgget [-n] [-v] [-r <name>] [-g <controller>] [-a] <path> ...
       cgget [-n] [-v] [-r <name>] -g <controller>:<path> ...

DESCRIPTION

       Prints  the  parameter(s)  of  input cgroup(s).	If neither controller nor variable are specified, the values of all possible variables are
       displayed.

       <path> is the name of the cgroup which should be read.  This parameter can be used multiple times.

       -a, --all
	      print the variables for all controllers which consist in the  given cgroup

       -g <controller>
	      defines controllers whose values should be displayed.  This option can be used multiple times.

       -g <controller>:<path>
	      defines control groups whose values should be displayed.	This option can be used multiple times.

       -h, --help
	      display help and exit

       -n     do not print headers, i.e. names of groups.

       -r, --variable <name>
	      defines parameter to display.  This option can be used multiple times.

       -v, --values-only
	      print only values, not parameter names.

EXAMPLES

       $ cgget -r cpuset.cpus -r cpuset.mems first second
       first:
       cpuset.cpus=0-1
       cpuset.mems=0

       second:
       cpuset.cpus=0
       cpuset.mems=0

       $ cgget -n -r cpuset.cpus -r cpuset.mems first second
       cpuset.cpus=0-1
       cpuset.mems=0
       cpuset.cpus=0
       cpuset.mems=0

       $ cgget -nv -r cpuset.cpus -r cpuset.mems first second
       0-1
       0
       0
       0

       $ cgget -n -g cpu /
       cpu.rt_period_us=1000000
       cpu.rt_runtime_us=950000
       cpu.shares=1024

ENVIRONMENT VARIABLES

       CGROUP_LOGLEVEL
	      controls verbosity of the tool. Allowed values are DEBUG, INFO, WARNING or ERROR.

SEE ALSO

       cgrules.conf (1), cgcreate (1), cgget (1)

Linux								    2010-01-18								  CGGET(1)