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Add module for cgroup processing

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sh/rc-cgroup.sh.in: new script to handle cgroup processing
sh/rc-cgroup.sh.in: do not use grep or cut (modification by William Hubbs)
sh/runscript.sh.in: use the cgroup script
This commit is contained in:
Alexander Vershilov
2013-02-03 16:01:16 -06:00
committed by William Hubbs
parent 86dbd757e9
commit b46747f998
4 changed files with 67 additions and 23 deletions
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26
sh/runscript.sh.in
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@@ -34,6 +34,7 @@ sourcex()
sourcex "@LIBEXECDIR@/sh/functions.sh"
sourcex "@LIBEXECDIR@/sh/rc-functions.sh"
[ "$RC_SYS" != "PREFIX" ] && sourcex -e "@LIBEXECDIR@/sh/rc-cgroup.sh"
# Support LiveCD foo
if sourcex -e "/sbin/livecd-functions.sh"; then
@@ -204,30 +205,13 @@ unset _conf_d
# Load any system overrides
sourcex -e "@SYSCONFDIR@/rc.conf"
if [ "$RC_UNAME" = "Linux" -a "$RC_SYS" != "PREFIX" -a "$1" = "start" ]; then
openrc_cgroup=/sys/fs/cgroup/openrc
if [ -d ${openrc_cgroup} ]; then
cgroup=${openrc_cgroup}/${RC_SVCNAME}
mkdir -p ${cgroup}
[ -f "${cgroup}"/tasks ] && echo 0 > "${cgroup}"/tasks
fi
shares="${rc_cgroup_cpu_shares:-$RC_CGROUP_CPU_SHARES}"
if [ -n "${shares}" -a -d /sys/fs/cgroup/cpu ]; then
cgroup=/sys/fs/cgroup/cpu/openrc_${RC_SVCNAME}
if [ ! -d ${cgroup} ]; then
mkdir -p ${cgroup}
fi
[ -f "${cgroup}"/cpu.shares ] && echo ${shares} > "${cgroup}"/cpu.shares
[ -f "${cgroup}"/tasks ] && echo 0 >> "${cgroup}"/tasks
fi
#todo: add processes to cgroups based on settings in conf.d
fi
# Apply any ulimit defined
[ -n "${rc_ulimit:-$RC_ULIMIT}" ] && ulimit ${rc_ulimit:-$RC_ULIMIT}
# Apply cgroups settings if defined
[ "$(command -v cgroup_set_limits)" = "cgroup_set_limits" ] && \
cgroup_set_limits
# Load our script
sourcex "$RC_SERVICE"