This page contains scripts, links to other sites and "howto" docs 
that the staff at Open Technologies Inc. commonly use.  
You are free to use this material as you wish, but we take NO responsibility 
for your proper or improper use of this material.  See Limitation of Liability below. 
--------------------------------------------------------------------------------
#
# setzoneShares.sh
#
#---Description:  Script used to set the number of CPU "shares" for a given Solaris 10 zone when it boots.
#   The "setzonesharesnow.sh" is used to set the shares for a zone while running (i.e., on the fly).
#   Usage: setzoneshares.sh <zone name> <zone shares> <cpu pool name>
#
#   Author:  Phillip Fiedler (Open Technologies, Inc.)

if [ -n "$1" -a -n "$2" -a -n "$3" ]; then

   chk=`pooladm | grep "pool $3"`
   if [ "$chk" == "" ]; then
      echo "Pool doesn't exist. Exiting."
      exit
   fi

   chk=`grep "^$1" /etc/zones/index`
   if [ "$chk" == "" ]; then
      echo "Zone doesn't exist. Exiting."
      exit
   fi

   if [ "`zonecfg -z $1 info | grep 'zone.cpu-shares'`" != "" ]; then
      zonecfg -z $1 remove rctl name=zone.cpu-shares
   fi

   echo "set pool=$3" > /tmp/zoneRS.zone
   echo "set scheduling-class=FSS" >> /tmp/zoneRS.zone
   echo "add rctl" >> /tmp/zoneRS.zone
   echo "set name=zone.cpu-shares" >> /tmp/zoneRS.zone
   echo "add value (priv=privileged,limit=$2,action=none)" >> /tmp/zoneRS.zone
   echo "end" >> /tmp/zoneRS.zone
   echo "verify" >> /tmp/zoneRS.zone
   echo "commit" >> /tmp/zoneRS.zone
   echo "info" >> /tmp/zoneRS.zone
   echo "exit" >> /tmp/zoneRS.zone

   zonecfg -z $1 -f /tmp/zoneRS.zone
   #rm /tmp/zoneRS.zone

else
   echo "Usage: setzoneshares.sh <zone name> <zone shares> <pool name>"
fi

echo "Current Pools:"
pooladm | grep "pool "
echo ""
echo "Current Zones:"
zoneadm list -civ
echo ""

echo "Current Zone Shares:"
for i in `cd /etc/zones; ls -1 *.xml`; do
     i=`echo $i | awk '{FS="."; print $1}'`

     if [ "$i" != "SUNWblank" -a "$i" != "SUNWdefault" -a "$i" != "SUNWtsoldef" -a "$i" != "SUNWsolaris8" -a "$i" != "SUNWsolaris9" ]; then
        cat /etc/zones/$i.xml | grep "pool=" > /tmp/a
        a=$i",  "`cat /tmp/a | awk '{print $5}'`
        cat /etc/zones/$i.xml | grep 'rctl-value priv="privileged" limit=' > /tmp/a
        a=$a",  "`cat /tmp/a | awk '{print $3}'`" (at boot), limit="
        prctl -i zone -n zone.cpu-shares $i | grep privileged > /tmp/a
        a=$a`cat /tmp/a | awk '{print $2}'`" (now)"
        echo $a
     fi
done

echo ""

exit 0
--------------------------------------------------------------------------------
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