58 lines
1.6 KiB
Bash
Executable File
58 lines
1.6 KiB
Bash
Executable File
#!/usr/bin/ksh
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#
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# SCRIPT: fs_mon.ksh
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# AUTHOR: Randy Michael
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# DATE: 08-22-2007
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# REV: 1.5.P
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# PURPOSE: This script is used to monitor for full filesystems,
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# which is defined as "exceeding" the FSMAX value.
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# A message is displayed for all "full" filesystems.
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#
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# REV LIST:
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# Randy Michael - 08-27-2007
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# Changed the code to use MB of free space instead of
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# the %Used method.
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#
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# set -n # Uncomment to check syntax without any execution
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# set -x # Uncomment to debug this script
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#
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##### DEFINE FILES AND VARIABLES HERE ####
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WORKFILE="/tmp/df.work" # Holds filesystem data
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>$WORKFILE # Initialize to empty
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OUTFILE="/tmp/df.outfile" # Output display file
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>$OUTFILE # Initialize to empty
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THISHOST=`hostname` # Hostname of this machine
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MIN_MB_FREE="50MB" # Min. MB of Free FS Space
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######## START OF MAIN #############
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# Get the data of interest by stripping out /dev/cd#,
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# /proc rows and keeping columns 1, 4 and 7
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df -k | tail +2 | egrep -v '/dev/cd[0-9] | /proc' \
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| awk '{print $1, $3, $7}' > $WORKFILE
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# Format Variables
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(( MIN_MB_FREE = $(echo $MIN_MB_FREE | sed s/MB//g) * 1024 ))
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# Loop through each line of the file and compare column 2
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while read FSDEVICE FSMB_FREE FSMOUNT
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do
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FSMB_FREE=$(echo $FSMB_FREE | sed s/MB//g) # Remove the % sign
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if (( $FSMB_FREE < $MIN_MB_FREE ))
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then
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(( FS_FREE_OUT = $FSMB_FREE / 1000 ))
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echo "$FSDEVICE mounted on $FSMOUNT only has ${FS_FREE_OUT}MB Free" \
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>> $OUTFILE
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fi
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done < $WORKFILE
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if [[ -s $OUTFILE ]]
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then
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echo "\nFull Filesystem(s) on $THISHOST\n"
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cat $OUTFILE
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print
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fi
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