Scripts for OpenVZ

Contents 1 Special Scripts 1.1 vzstartall 1.2 vzstopall 1.3 vzrestartall 1.4 vzdiskspace

Special Scripts

vzstartall

#!/bin/bash
## vzstartall - starts all openvz containers that are currently stopped
for arg in `vzlist -HS -o ctid`
do
  echo working on container $arg
  sudo vzctl start $arg
done

vzstopall

#!/bin/bash
## vzstopall - stops all running openvz containers
echo stopping all running openvz containers
for arg in `vzlist -H -o ctid`
do
  echo working on container $arg
  sudo vzctl stop $arg
done

vzrestartall

#!/bin/bash
## vzrestartall - restarts all openvz containers that are running
for arg in `vzlist -H -o ctid`
do
  echo working on container $arg
  sudo vzctl stop $arg
  sudo vzctl start $arg
done

vzdiskspace

List the amount of disk space used and remaining for each running container

#!/bin/bash
(echo "Hostname SpaceAllocated  SpaceUsed  SpaceRemaining  Percent Filesystem"
for arg in `sudo vzlist -H -o ctid`
do
       hostname=`sudo vzlist -H -o ctid,hostname | grep $arg | sed "s/$arg//g" - | sed 's/^[ \t]*//' - | sed 's/[ \t]*$//' -`
       space=`sudo vzctl exec $arg df -h | grep /$ | sed 's/simfs//g' | sed 's/^[ \t]*//' - | sed 's/[ \t]*$//' -`
       echo "$hostname $space"
done ) | column -t