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#!/bin/sh
#
# Copyright (c) 2001 Silicon Graphics, Inc. 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.
#
tmp=/tmp/$$
trap "rm -f $tmp.*; exit" 0 1 2 3 15
rm -f $tmp.*
debug=false
. $PCP_DIR/etc/pcp.env
. $PCP_SHARE_DIR/lib/pmview-args
# --- scaling parameters ---
#
# maximum packets per second
max=750
# maximum req rate (default: 5% of packet rate)
maxreq=`expr $max / 20`
# milliseconds per CPU
maxcpu=1000
#
# clustervis tolerates multiple hosts or archives
_pmview_multiple_sources_are_ok
# --- define usage message ---
#
_usage()
{
echo >$tmp.msg 'Usage: '$prog' [options]
Default hosts are specified in /etc/nodes (or /etc/ace/nodes)
or specify the file specifying cluster hosts with the -H flag.
The -h flag may be used to specify multiple hosts or the -a flag
may be used to specify multiple archives. The -h, -a and -H flags
are all mutually exclusive.
options:
-H nodes file specifying hosts in cluster
[default $PCP_CLUSTER_CONFIG or /etc/nodes or /etc/ace/nodes]
-m max maximum expected packets sent or received per sec [default 750]
-V verbose/diagnostic output
pmview(1) options:'
_pmview_usage >> $tmp.msg
echo >> $tmp.msg
echo >> $tmp.msg 'Default title is: Web Server Activity'
echo >> $tmp.msg '
By default all network interfaces are shown, with a maximum packet rate
of '$max' packets per second. The maximum request rate is 5% (of the
maximum packet rate) and the maximum error rate is 20% of the maximum
request rate.
If given, the [interface ...] regular expressions restrict
the network statistics displayed to matching network interface names only.'
_pmview_info -f $tmp.msg
}
# --- build WM_COMMAND X(1) property for restart after login/logout ---
#
echo -n "pmview Version 2.1 \"$prog\"" > $tmp.pmview
for arg
do
echo -n " \"$arg\"" >>$tmp.pmview
done
echo >> $tmp.pmview
# --- parse command line arguments ---
#
verbose=false
argInterfaces=""
hosts=""
interfaces=""
numsource=1
if [ -z "$PCP_CLUSTER_CONFIG" ]
then
nodesfile=/etc/nodes
[ ! -f "$nodesfile" ] && nodesfile=/etc/ace/nodes
else
nodesfile="$PCP_CLUSTER_CONFIG"
if [ ! -f "$nodesfile" ]
then
echo "Error: \"$nodesfile\" specified in \$PCP_CLUSTER_CONFIG: file not found"
_usage
exit 1
fi
fi
livemode=false
for f in $*
do
[ $f = "-h" ] && livemode=true
done
_pmview_args "$@"
$debug && echo "DEBUG msource=\"$msource\""
if [ -n "$otherArgs" ]
then
while getopts "?H:m:v:V" c $otherArgs
do
case $c
in
H)
nodesfile=$OPTARG
if [ ! -f "$nodesfile" ]
then
_pmview_error "$prog: \"$nodesfile\" for -H file not found"
#NOTREACHED
fi
;;
m)
max=$OPTARG
if [ "X-$max" != "X`expr 0 + -$max 2>/dev/null`" ]
then
_pmview_error "$prog: -m must have a positive integral argument"
#NOTREACHED
fi
maxreq=`expr $max / 20`
;;
V)
verbose=true
;;
'?')
_usage
exit 1
;;
esac
done
fi
if [ $numsource -eq 0 ]
then
if [ -f $nodesfile ]
then
livemode=true
sourcelist=`sed -e '/^#/d' $nodesfile`
numsource=`echo $sourcelist | wc -w`
else
_pmview_error "$prog: -H, -a or -h must be given"
fi
fi
$debug && echo DEBUG sourcelist=\"$sourcelist\"
hostcols=`echo "sqrt($numsource)" | bc`
$debug && echo hostcols=$hostcols
# --- set the window title ---
#
if [ -z "$titleArg" ]
then
titleArg="SGI PCP : Cluster Node Activity"
fi
# ---- the real config starts here ---
# pmview Version 2.1
#
cat << end-of-file >> $tmp.pmview
_stackLength 26
_marginWidth 4
_marginDepth 4
_colorList net_colors (
rgbi:0.8/0.0/0.0
rgbi:0.0/0.8/0.8
rgbi:1.0/0.5/0.0
)
_colorList cpu_colors ( red2 blue2 blue2 )
# main grid
_grid _show (
end-of-file
hostrow=0
hostcol=0
for source in $sourcelist
do
if $livemode
then
host=$source
msource="-h $source"
else
host=`pmdumplog -l $source | $PCP_AWK_PROG '/^Performance/ {print $NF}'`
msource="-a $source"
fi
nice=`pmprobe $msource -i kernel.all.cpu.nice | $PCP_AWK_PROG '{print $2; exit}'`
if [ "$nice" = 1 ]
then
nicemetric=kernel.percpu.cpu.nice
else
nicemetric=""
fi
_pmview_cache_fetch -v \
kernel.percpu.cpu.user $nicemetric \
network.interface.in.packets \
network.interface.out.packets
# --- how many CPUs on this system? ---
#
if _pmview_fetch -I kernel.percpu.cpu.user
then
ncpu=`wc -l <$tmp.pmview_result`
else
_pmview_fetch_fail "get the number of CPUs"
fi
_pmview_cache_fetch -I network.interface.total.bytes
# --- how many network interfaces on this system? ---
#
if _pmview_fetch -I network.interface.in.packets
then
nnet=`grep -v '^lo' $tmp.pmview_result | wc -l`
else
_pmview_fetch_fail "get the number of network interfaces"
fi
rows=`echo "sqrt($ncpu + $ncpu + $nnet + $nnet)" | bc`
[ $rows -lt 4 ] && rows=4
row=0
col=0
echo "# grid for host $host" >>$tmp.pmview
echo "_baseHeight 8" >>$tmp.pmview
echo "_grid $hostcol $hostrow _hide (" >>$tmp.pmview
echo " _baseColor rgbi:0.4/0.4/0.6" >>$tmp.pmview
echo " _label 0 0 _down _large \"$host\"" >>$tmp.pmview
echo " _grid 1 0 _show (" >>$tmp.pmview
_pmview_fetch -I kernel.percpu.cpu.user
for cpu in `cat $tmp.pmview_result`
do
echo " _label $row $col _west \"$cpu\"" >>$tmp.pmview
echo " _stack `expr $row + 1` $col _hide (" >>$tmp.pmview
echo " _metrics (" >>$tmp.pmview
echo " $host:kernel.percpu.cpu.sys[$cpu] $maxcpu" >>$tmp.pmview
if [ ! -z "$nicemetric" ]
then
echo " $host:kernel.percpu.cpu.nice[$cpu] $maxcpu" >>$tmp.pmview
fi
echo " $host:kernel.percpu.cpu.user[$cpu] $maxcpu" >>$tmp.pmview
echo " )" >>$tmp.pmview
echo " _colorlist cpu_colors" >>$tmp.pmview
echo " )" >>$tmp.pmview
$debug && echo stack at row=`expr $row + 1` col=$col \"$cpu\"
$debug && echo label at row=$row col=$col
col=`expr $col + 1`
if [ $col -ge $rows ]
then
col=0
row=`expr $row + 2`
fi
done
_pmview_fetch -I network.interface.in.packets
grep -v '^lo' $tmp.pmview_result >$tmp.net
for net in `cat $tmp.net`
do
echo " _label $row $col _west \"$net\"" >>$tmp.pmview
echo " _stack `expr $row + 1` $col _hide (" >>$tmp.pmview
echo " _metrics (" >>$tmp.pmview
echo " $host:network.interface.total.errors[$net] $max" >>$tmp.pmview
echo " $host:network.interface.in.packets[$net] $max" >>$tmp.pmview
echo " $host:network.interface.out.packets[$net] $max" >>$tmp.pmview
echo " )" >>$tmp.pmview
echo " _colorlist net_colors" >>$tmp.pmview
echo " )" >>$tmp.pmview
$debug && echo stack at row=`expr $row + 1` col=$col \"$net\"
$debug && echo label at row=$row col=$col
col=`expr $col + 1`
if [ $col -ge $rows ]
then
col=0
row=`expr $row + 2`
fi
done
echo " )" >>$tmp.pmview
row=`expr $row + 1`
echo "# end of host grid" >>$tmp.pmview
echo ")" >>$tmp.pmview
hostcol=`expr $hostcol + 1`
if [ $hostcol -ge $hostcols ]
then
hostcol=0
hostrow=`expr $hostrow + 1`
fi
done
echo "" >>$tmp.pmview
echo "# end of main grid" >>$tmp.pmview
echo ")" >>$tmp.pmview
$verbose && cat $tmp.pmview
eval $PMVIEW <$tmp.pmview $args -title "'$titleArg'" -xrm "'*iconName: $prog'"
exit
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