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#!/bin/bash
fs=`df -lm / | grep -vi Filesystem | sed -e 's/[[:space:]]\+/ /g' | cut -d ' ' -f 4`
datafs=`df -lm /mnt/ands | grep -vi Filesystem | sed -e 's/[[:space:]]\+/ /g' | cut -d ' ' -f 4`
mem=`free -g | grep "Mem" | sed -e 's/[[:space:]]\+/ /g' | cut -d ' ' -f 7`
cpu=`uptime | sed -e "s/[[:space:]]/\n/g" | tail -n 1`
if [ $fs -le 8192 ]; then
echo "Only $(($fs / 1024)) GB left in the root file system"
fi
if [ $datafs -le 1048576 ]; then
echo "Only $(($datafs / 1024)) GB left in the data file system"
fi
if [ $mem -le 16 ]; then
echo "The system is starving on memory, $mem GB left free"
fi
if [ `echo "$cpu < 20" | bc` -eq 0 ]; then
echo "The system is starving on cpu, $cpu is load average for the last 15 min"
fi
vol=$(/opt/MegaRAID/storcli/storcli64 /c0/v0 show | grep -P "^0/0" | grep "Optl" | wc -l)
if [ -z "$vol" -o "$vol" -eq 0 ]; then
echo "Raid volume is not optimal:"
/opt/MegaRAID/storcli/storcli64 /c0/v0 show | grep -P "^0/0"
fi
disks=$(/opt/MegaRAID/storcli/storcli64 /c0 show | grep -P "(HDD|SSD)" | grep -v "Onln" | wc -l)
if [ -z "$disks" -o "$disks" -ne 0 ]; then
echo "Not all disks are online:"
/opt/MegaRAID/storcli/storcli64 /c0 show | grep -P "(HDD|SSD)" | grep -v "Onln"
fi
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