#!/bin/bash
#
#    20-sysinfo - generate the system information
#    Copyright (c) 2016 China Mobile
#
#    Authors: Haishuang Yan <yanhaishuang@cmss.chinamobile.com>
#

printf "System information as of %s\n" "$(/bin/date)"
printf "\n"
printf "  * System CPU load:\t%-20s"   "$(cat /proc/loadavg | cut -d' ' -f1-3)"
printf "  * System   uptime:\t%-20s\n" "$(uptime | cut -d',' -f1)"
printf "  * Active sessions:\t%-20s"  "$(w | tail -n +3 | wc -l)"
printf "  * Memory    usage:\t %s / %s MB\n" \
         $(cat /proc/meminfo | grep MemFree | awk {'print int($2/1000)'}) \
                $(cat /proc/meminfo | grep MemTotal | awk {'print int($2/1000)'})
printf "  * Processes count:\t%s\n"  "$(cat /proc/loadavg | cut -d'/' -f2| cut -d' ' -f1)"