Create Disk_Utilization.sh

praveen1994dec · web-flow · commit 79d545fc8d0a · 2023-10-21T14:04:16.000+05:30
diff --git a/Disk_Utilization.sh b/Disk_Utilization.sh
@@ -0,0 +1,30 @@
+#!/bin/bash
+
+# default value to use if none specified
+PERCENT=30
+
+# test for command line arguement is present
+if [[ $# -le 0 ]]
+then
+    printf "Using default value for threshold!\n"
+# test if argument is an integer
+# if it is, use that as percent, if not use default
+else
+    if [[ $1 =~ ^-?[0-9]+([0-9]+)?$ ]]
+    then
+        PERCENT=$1
+    fi
+fi
+
+let "PERCENT += 0"
+printf "Threshold = %d\n" $PERCENT
+
+df -Ph | grep -vE '^Filesystem|tmpfs|cdrom' | awk '{ print $5,$1 }' | while read data;
+do
+    used=$(echo $data | awk '{print $1}' | sed s/%//g)
+    p=$(echo $data | awk '{print $2}')
+    if [ $used -ge $PERCENT ]
+    then
+        echo "WARNING: The partition \"$p\" has used $used% of total available space - Date: $(date)"
+    fi
+done
