pew_pew_spit_out_stats.sh

#!/bin/bash

# Space stats
ZONES_ZVOLS=$(zfs list -r -H -p -o volsize zones | grep -v - | awk '{ SUM += $1 } END { print int ( SUM / 1024 / 1024 / 1024 ) }')
ZONES_QUOTAS=$(zfs list -r -Hp -o quota zones | grep -v - | awk '{ SUM += $1 } END { print int ( SUM / 1024 / 1024 / 1024 ) }')
VM_QUOTAS=$(vmadm list -H -p -o quota | awk '{ SUM += $1 } END { print SUM }')
ZONES_POOL_SIZE=$(zpool list -p -H zones | awk '{ print int ( $2 / 1024 / 1024 / 1024 ) }')
VM_TOTAL=$(expr ${VM_QUOTAS} + ${ZONES_ZVOLS} )
OVER_PROV_GB=$(expr ${ZONES_POOL_SIZE} - ${VM_TOTAL})
FREE_TO_PROV=$(expr ${ZONES_POOL_SIZE} - ${VM_TOTAL})

if [ ${OVER_PROV_GB} -gt "0" ]; then
  OVER_PROV_GB=0
fi

if [ ${FREE_TO_PROV} -le 1 ]; then
  FREE_TO_PROV=0
fi

ZONES_POOL_AVAIL=$(zfs list -Hp -o space zones | awk '{ print int ( $2 / 1024 / 1024 / 1024 ) }')

echo $(hostname)
echo "Space used by ZVOLS: ${ZONES_ZVOLS}"

echo "Space allocated via VM quotas: ${VM_QUOTAS}"

echo "Zones pool size: ${ZONES_POOL_SIZE}"

echo "Over Provisioned by: ${OVER_PROV_GB}"

echo "Free to Provision: ${FREE_TO_PROV}"

echo "Currenty Free: ${ZONES_POOL_AVAIL}"

# Output a CSV record that can be grepped out
echo -n "CSV,"

echo -n "$(hostname),"

echo -n "${ZONES_ZVOLS},"

echo -n "${VM_QUOTAS},"

echo -n "${ZONES_POOL_SIZE},"

echo -n "${OVER_PROV_GB},"