97 lines
1.9 KiB
Groff
97 lines
1.9 KiB
Groff
.\" Copyright (C) 2010 Red Hat, Inc. All Rights Reserved.
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.\" Written by Jan Safranek <jsafrane@redhat.com>
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.TH CGGET 1 2010-01-18 "Linux" "libcgroup Manual"
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.SH NAME
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cgget \- print parameter(s) of given group(s)
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.SH SYNOPSIS
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\fBcgget\fR [\fB-n\fR] [\fB-v\fR] [\fB-r\fR <\fIname\fR>]
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[\fB-g\fR <\fIcontroller\fR>] [\fB-a\fR] <\fBpath\fR> ...
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.br
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\fBcgget\fR [\fB-n\fR] [\fB-v\fR] [\fB-r\fR <\fIname\fR>]
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\fB-g\fR <\fIcontroller\fR>:<\fBpath\fR> ...
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.SH DESCRIPTION
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Prints the parameter(s) of input cgroup(s).
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If neither controller nor variable are specified,
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the values of all possible variables are displayed.
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.TP
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.B <path>
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is the name of the cgroup which should be read.
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This parameter can be used multiple times.
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.TP
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.B -a, --all
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print the variables for all controllers which consist in the given cgroup
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.TP
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.B -g <controller>
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defines controllers whose values should be displayed.
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This option can be used multiple times.
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.TP
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.B -g <controller>:<path>
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defines control groups whose values should be displayed.
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This option can be used multiple times.
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.TP
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.B -h, --help
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display help and exit
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.TP
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.B -n
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do not print headers, i.e. names of groups.
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.TP
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.B -r, --variable <name>
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defines parameter to display.
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This option can be used multiple times.
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.TP
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.B -v, --values-only
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print only values, not parameter names.
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.SH EXAMPLES
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.nf
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$ cgget -r cpuset.cpus -r cpuset.mems first second
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first:
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cpuset.cpus=0-1
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cpuset.mems=0
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second:
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cpuset.cpus=0
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cpuset.mems=0
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$ cgget -n -r cpuset.cpus -r cpuset.mems first second
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cpuset.cpus=0-1
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cpuset.mems=0
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cpuset.cpus=0
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cpuset.mems=0
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$ cgget -nv -r cpuset.cpus -r cpuset.mems first second
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0-1
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0
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0
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0
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$ cgget -n -g cpu /
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cpu.rt_period_us=1000000
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cpu.rt_runtime_us=950000
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cpu.shares=1024
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.fi
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.SH ENVIRONMENT VARIABLES
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.TP
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.B CGROUP_LOGLEVEL
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controls verbosity of the tool. Allowed values are \fBDEBUG\fR,
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\fBINFO\fR, \fBWARNING\fR or \fBERROR\fR.
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.SH SEE ALSO
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cgrules.conf (1), cgcreate (1), cgget (1)
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