motd-scripts/09-sysinfo

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2024-03-16 18:37:57 +00:00
#!/bin/bash
#
# 09-sysinfo - generate the system information
# Copyright (c) 2013 Nick Charlton
#
# Authors: Nick Charlton <hello@nickcharlton.net>
#
# This program is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation; either version 2 of the License, or
# (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License along
# with this program; if not, write to the Free Software Foundation, Inc.,
# 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
date=`date`
load=`cat /proc/loadavg | awk '{print $1}'`
root_usage=`df -h / | awk '/\// {print $(NF-1)}'`
memory_usage=`free -m | awk '/Mem/ { printf("%3.1f%%", $3/$2*100) }'`
swap_usage=`free -m | awk '/Swap/ { printf("%3.1f%%", $3/$2*100) }'`
users=`users | wc -w`
echo "System information as of: $date"
echo
printf "System load:\t%s\tMemory usage:\t%s\n" $load $memory_usage
printf "Usage on /:\t%s\tSwap usage:\t%s\n" $root_usage $swap_usage
printf "Local users:\t%s\n" $users
echo