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#!/bin/sh
#
# sysinfo script by Ingar
#
#--- [ OS ] ---------------------------
host=`uname -n`
os=`uname -sr`
uptime=`uptime | sed -e 's/[ ][ ]*/ /g;s/ [0-9:]* up \(.*\), [0-9]* users.*/\1/'`
#--- [ MEMORY ] -----------------------
mem_total=`cat /proc/meminfo | grep -i MemTotal | awk '{printf "%d",$2/1024;}'`
mem_free=`free | tail -n2 | head -n1 | sed 's/^.*://' | awk '{printf "%d",$2/1024;}'`
mem_used=`echo ${mem_total} ${mem_free} | awk '{printf "%d",$1-$2;}'`
swap_total=`cat /proc/meminfo | grep -i SwapTotal | awk '{printf "%d",$2/1024;}'`
swap_free=`cat /proc/meminfo | grep -i SwapFree | awk '{printf "%d",$2/1024;}'`
swap_used=`echo ${swap_total} ${swap_free} | awk '{printf "%d",$1-$2;}'`
#--- [ CPU ] --------------------------
cpu=`cat /proc/cpuinfo | grep "model name" | head -n 1 | sed 's/^.*: //'`
if [ -z "${cpu}" ]; then
# fallback
cpu=`uname -p`
fi
cpu_speed=`cat /proc/cpuinfo | grep '^cpu MHz' | head -n 1 | cut -f2 -d':' | cut -c2- | cut -f1 -d'.'`
cpu_load=` cat /proc/loadavg | cut -d " " -f 1 | sed 's/,//'`
# Detect frequency scaler
if [ -f /sys/devices/system/cpu/cpu0/cpufreq/scaling_cur_freq ]; then
cpu_speed_max=`cat /sys/devices/system/cpu/cpu0/cpufreq/scaling_max_freq | awk '{ printf "%d", $1/1000;}'`
cpu_speed_current=`cat /sys/devices/system/cpu/cpu0/cpufreq/scaling_cur_freq | awk '{ printf "%d", $1/1000;}'`
cpu_speed="${cpu_speed_current}/${cpu_speed_max}"
fi
#---[ HD ] ----------------------------
sua=`grep 'nodev' '/proc/filesystems' | sed -e 's/nodev\t/-x /' | xargs df --local --total | tail -n 1`
disk_size=`echo $sua | awk '{printf "%d",$2/1048576;}'`;
disk_used=`echo $sua | awk '{printf "%d",$3/1048576;}'`;
disk_free=`echo $sua | awk '{printf "%d",$4/1048576;}'`;
#---[ VGA ] ---------------------------
vga=""
if [ -x `which lspci` ]; then
vga=`lspci | grep VGA | cut -d ":" -f 3 | sed 's/ *(rev.*//' | sed 's/^ *//' | sed 's/^.*\[//' | sed 's/\].*//'`
fi
#---[ PRINT LONG VERSION ]-------------
#echo "[system] ${os} uptime: ${uptime}"
#echo "[cpu] ${cpu} ${cpu_speed} Mhz"
#echo "[memory] ${mem_total}Mib total ${mem_app} Mb used ${mem_free}Mb free ${mem_buffers}Mib buffers ${mem_cache}Mb cache"
#echo "[swap] ${swap_total}Mib total ${swap_used} Mb used ${swap_free}Mib free"
#echo "[disk] ${disk_size} Gib total ${disk_used} Gib used ${disk_free} Gib free"
#--- [ PRINT SHORT VERSION ]----------
echo -n "[${host}]"
echo -n "[${os}]"
echo -n "[${cpu}]"
if [ "x${vga}" != "x" ]; then
echo -n "[${vga}]"
fi
echo -n "[Memory used: ${mem_used}/${mem_total} Mib]"
echo -n "[Swap used: ${swap_used}/${swap_total} Mib]"
echo -n "[Disk used: ${disk_used}/${disk_size} Gib]"
echo -n "[Load ${cpu_load}]"
echo -n "[Uptime ${uptime}]"
echo ""
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