blob: 9bdf5a680990c5f33991c9326355a778ff2c5cf4 [file] [log] [blame] [raw]
#!/bin/bash
# Copyright (C) 2000-2007 SWsoft. All rights reserved.
#
# 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., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
#
VERBOSE=0
CPUINFO=/proc/cpuinfo
FRSHD=/proc/fairsched
function usage()
{
echo "Usage: vzcpucheck [-v]"
exit 2
}
if [ $# -eq 1 ]; then
if [ $1 = "-v" ]; then
VERBOSE=1
else
usage
fi
elif [ $# -gt 1 ]; then
usage
fi
if [ ! -r $FRSHD ]; then
echo "Can't read $FRSHD: Permission denied" 1>&2
exit 1;
fi
if [ ! -r $CPUINFO ]; then
echo "Can't read $CPUINFO: Permission denied" 1>&2
exit 1;
fi
CPUUTL=`cat ${CPUINFO} | awk '
{
if ($1 == "bogomips" || $1 = "BogoMIPS") {
sum += $3;
}
}
END {
print(sum * 25);
}'`
cat ${FRSHD} | awk -v totunits="$CPUUTL" -v verbose="$VERBOSE" '
BEGIN {
sum = 0;
fail = 0;
weight=-1
id=-1
getline
if ($1 == "Version:"){
getline;
}
for (i = 0; i < NF; i++) {
if ($i == "weight") {
weight = i;
}
if ($i == "id") {
id = i;
}
}
if (weight == -1) {
print("ERROR: Unknown format of '$FRSHD' column: weight not found");
fail = 1
exit
}
if (id == -1) {
print("ERROR: Unknown format of '$FRSHD' column: id not found");
fail = 1;
exit
}
if (verbose) {
print("vpsid\t\tunits");
print("-----------------------");
}
}
{
if ($1 == 0 && $id != 0) {
if ($weight > 1) {
units = int(500000/$weight);
} else if ($weight == 0) {
units = 500000;
} else {
# $weight == 1
print("ERROR: VE0 CPU units not set, or set too high!");
print("Probably you have not started /etc/init.d/vz");
fail = 1;
exit
}
if (verbose) {
if ($id == 2147483647) {
print("0\t\t" units);
} else {
print($id "\t\t" units);
}
}
sum += units;
}
}
END {
if (fail)
exit 1
print("Current CPU utilization: " sum);
print("Power of the node: " int(totunits));
if (sum > totunits) {
print("Warning: hardware node is overcommited");
}
}'