#!/bin/bash

#This script checks the disk usage of the RAID
# drive by executing a df command.
#If the used number of blocks is greater than the
# user defined high water mark,
# Then remove the oldest file in each instrument's directory
#      continuing until below the user's high water mark.
# Else log the current disk usage
#
#David Welsh
#May 2, 2005

echo "  Start CheckRaidDiskUsage.bash `date`"

export JAVA_HOME=/usr/local/java

export CLASSPATH=/home/dataman/Java

#Set the execution path
export PATH=$HOME/bin:/usr/local/bin:$JAVA_HOME/bin:/sbin:/bin:/usr/sbin:/usr/bin:/usr/X11R6/bin

#call the Java program HighWater with
# 1) How full to let the RAID disk get at decimil fraction
# 2) The number of USED disk blocks
# 3) The number of AVAILABLE disk block

java HighWater .80 `df -k /data | grep dev | awk '{print $3,$4}'`

echo "  Stop CheckRaidDiskUsage.bash `date`"