On Fri, Dec 12, 2008 at 02:53:44AM +0530, Balbir Singh wrote:
> Hi, All,
>
> As discussed in the previous thread
> http://article.gmane.org/gmane.comp.lib.libcg.devel/139, we don't have
> the concept of default groups and tasks should be able to return back
> to their default group when done.
>
> Here is a fix to the cgconfig script to fix the issue. Please review,
> comment on it.
>
> Signed-off-by: Balbir Singh <[email protected]>
>
Thanks balbir, merged.
> Index: scripts/init.d/cgconfig
> ===================================================================
> --- scripts/init.d/cgconfig (revision 225)
> +++ scripts/init.d/cgconfig (working copy)
> @@ -82,6 +82,56 @@
> #log_progress_msg "Starting cgconfig service: "
> cgconfigparser -l $CONFIG_FILE
> fi
> +
> + declare defaultcgroup
> +
> + if [ -f /etc/cgrules.conf ]
> + then
> + read user ctrl defaultcgroup <<< \
> + `grep -m1 ^\* /etc/cgrules.conf`
> + if [[ -n $defaultcgroup && $defaultcgroup = "*" ]]
> + then
> + log_warning_msg "/etc/cgrules.conf incorrect"
> + log_warning_msg "Overriding it"
> + defaultcgroup=
> + fi
> + fi
> +
> + if [ -z $defaultcgroup ]
> + then
> + defaultcgroup=sysdefault/
> + fi
> + #
> + # Create a default class for tasks to return back to
> + #
> + parse_mounts
> + for i in `seq 1 $maxindex`
> + do
> + #
> + # Ignore if directory already exists
> + #
> + mkdir ${MOUNTPOINT[$i]}/$defaultcgroup 2> /dev/null
> + chmod a+rw ${MOUNTPOINT[$i]}/$defaultcgroup/tasks
> + #
> + # special rule for cpusets
> + #
> + echo ${MOUNTOPTS[$i]} | grep -q -w cpuset
> + if [ $? -eq 0 ]
> + then
> + cat ${MOUNTPOINT[$i]}/cpuset.cpus > \
> + ${MOUNTPOINT[$i]}/$defaultcgroup/cpuset.cpus
> + cat ${MOUNTPOINT[$i]}/cpuset.mems > \
> + ${MOUNTPOINT[$i]}/$defaultcgroup/cpuset.mems
> + fi
> + #
> + # classify everything to default cgroup
> + #
> + for j in `ps --no-headers -eL o tid`
> + do
> + echo $j > ${MOUNTPOINT[$i]}/$defaultcgroup/tasks 2>/dev/null
> + done
> + done
> +
> [ $? == 0 ] && touch /var/lock/subsys/$servicename
> return $?
> }
>
> --
> Balbir
>
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--
regards,
Dhaval
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