dotfiles/.i3blocks/load_average

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#!/bin/bash
# Copyright (C) 2014 Julien Bonjean <julien@bonjean.info>
# 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 3 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, see <http://www.gnu.org/licenses/>.
load="$(cut -d ' ' -f1 /proc/loadavg)"
load5="$(cut -d ' ' -f2 /proc/loadavg)"
load15="$(cut -d ' ' -f3 /proc/loadavg)"
cpus="$(nproc)"
# color if load is too high
if [[ "$(echo "$load < 0.75 * $cpus" | bc)" = "1" ]]
then
color="#99CC99"
elif [[ "$(echo "$load < $cpus" | bc)" = "1" ]]
then
color="#FFCC66"
else
color="#F2777A"
fi
if [[ "$(echo "$load5 < 0.75 * $cpus" | bc)" = "1" ]]
then
color5="#99CC99"
elif [[ "$(echo "$load5 < $cpus" | bc)" = "1" ]]
then
color5="#FFCC66"
else
color5="#F2777A"
fi
if [[ "$(echo "$load15 < 0.75 * $cpus" | bc)" = "1" ]]
then
color15="#99CC99"
elif [[ "$(echo "$load15 < $cpus" | bc)" = "1" ]]
then
color15="#FFCC66"
else
color15="#F2777A"
fi
echo "<span foreground=\"$color\">█</span><span foreground=\"$color5\">█</span><span foreground=\"$color15\">█</span>"