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# Extract the context switching information from lmbench result files.
# Usage: getctx file file....
#
# Hacked into existence by Larry McVoy (lm@sun.com now lm@sgi.com).
# Copyright (c) 1994 Larry McVoy. GPLed software.
# $Id$
eval 'exec perl -Ss $0 "$@"'
if 0;
$first = 1;
foreach $file (@ARGV) {
open(FD, $file);
$file =~ s|.*/||;
$file =~ s/\.\d+//;
while (<FD>) {
chop;
if (/^\[lmbench/) {
@_ = split;
if ($_[3] eq "SunOS") {
$_[3] .= "-$_[5]";
}
$uname = "@_";
}
if (/Mhz/) {
$mhz = $_;
}
if (/^.size=/) {
s/size/Process size/;
s/ ovr/\toverhead/;
@info = &getinfo($uname, $mhz);
($f = $file) =~ s|.*/||;
print "\n" unless $first;
$first = 0;
print "%T $info[3] $info[$#info]Mhz\n";
print "$_\n";
while (<FD>) {
last if /^Null/ || /^Pipe/ || /^Memor/;
next if /\$Id/;
s/ ovr/\toverhead/;
s/size/Process size/;
print ;
}
last;
}
}
}
exit 0;
# Try and create sensible names from uname -a output
sub getinfo
{
local(@info);
local($name);
local($mhz) = sprintf("%.0f", $_[1]);
@info = split(/\s+/, $_[0]);
$name = pop(@info);
chop($name);
if ($name eq "mips") {
$name = "$info[$#info]@$mhz";
} elsif ($_[0] =~ /HP-UX/) {
$name = "$info[7]@$mhz";
} elsif ($_[0] =~ /SunOS/) {
$name = "$info[7]@$mhz";
} else {
$name .= "@$mhz";
}
push(@info, $name);
@info;
}
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