Created
September 23, 2015 13:38
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SystemMountPoint="/"; | |
LinesPrefix=" "; | |
b=$(tput bold); n=$(tput sgr0); | |
SystemLoad=$(cat /proc/loadavg | cut -d" " -f1); | |
ProcessesCount=$(cat /proc/loadavg | cut -d"/" -f2 | cut -d" " -f1); | |
MountPointInfo=$(/bin/df -Th $SystemMountPoint 2>/dev/null | tail -n 1); | |
MountPointFreeSpace=( \ | |
$(echo $MountPointInfo | awk '{ print $6 }') \ | |
$(echo $MountPointInfo | awk '{ print $3 }') \ | |
); | |
UsersOnlineCount=$(users | wc -w); | |
UsedRAMsize=$(free | awk 'FNR == 3 {printf("%.0f", $3/($3+$4)*100);}'); | |
SystemUptime=$(uptime | sed 's/.*up \([^,]*\), .*/\1/'); | |
if [ ! -z "${LinesPrefix}" ] && [ ! -z "${SystemLoad}" ]; then | |
echo -e "${LinesPrefix}${b}System load:${n}\t${SystemLoad}\t\t\t${LinesPrefix}${b}Processes:${n}\t\t${ProcessesCount}"; | |
fi; | |
if [ ! -z "${MountPointFreeSpace[0]}" ] && [ ! -z "${MountPointFreeSpace[1]}" ]; then | |
echo -ne "${LinesPrefix}${b}Usage of $SystemMountPoint:${n}\t${MountPointFreeSpace[0]} of ${MountPointFreeSpace[1]}\t\t"; | |
fi; | |
echo -e "${LinesPrefix}${b}Users logged in:${n}\t${UsersOnlineCount}"; | |
if [ ! -z "${UsedRAMsize}" ]; then | |
echo -ne "${LinesPrefix}${b}Memory usage:${n}\t${UsedRAMsize}%\t\t\t"; | |
fi; | |
echo -e "${LinesPrefix}${b}System uptime:${n}\t${SystemUptime}"; |
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15 line better
UsedRAMsize=$(free | grep Mem| awk '{printf("%.0f", $3/($2)*100);}');