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Merge pull request #116 from ioxgrey/master
AIX stack probes and stack collapse script
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#!/usr/bin/perl | ||
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use Getopt::Std; | ||
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getopt('urt'); | ||
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unless ($opt_r && $opt_t){ | ||
print "Usage: $0 [ -u user] -r sample_count -t sleep_time\n"; | ||
exit(0); | ||
} | ||
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my $i; | ||
my @proc = ""; | ||
for ($i = 0; $i < $opt_r ; $i++){ | ||
if ($opt_u){ | ||
$proc = `/usr/sysv/bin/ps -u $opt_u `; | ||
$proc =~ s/^.*\n//; | ||
$proc =~ s/\s*(\d+).*\n/\1 /g; | ||
@proc = split(/\s+/,$proc); | ||
} else { | ||
opendir(my $dh, '/proc') || die "Cant't open /proc: $!"; | ||
@proc = grep { /^[\d]+$/ } readdir($dh); | ||
closedir ($dh); | ||
} | ||
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foreach my $pid (@proc){ | ||
my $command = "/usr/bin/procstack $pid"; | ||
print `$command 2>/dev/null`; | ||
} | ||
select(undef, undef, undef, $opt_t); | ||
} |
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#!/usr/bin/perl -ws | ||
# | ||
# stackcollapse-aix Collapse AIX /usr/bin/procstack backtraces | ||
# | ||
# Parse a list of backtraces as generated with the poor man's aix-perf.pl | ||
# profiler | ||
# | ||
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use strict; | ||
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my $process = ""; | ||
my $current = ""; | ||
my $previous_function = ""; | ||
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my %stacks; | ||
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while(<>) { | ||
chomp; | ||
if (m/^\d+:/) { | ||
if(!($current eq "")) { | ||
$current = $process . ";" . $current; | ||
$stacks{$current} += 1; | ||
$current = ""; | ||
} | ||
m/^\d+: ([^ ]*)/; | ||
$process = $1; | ||
$current = ""; | ||
} | ||
elsif(m/^---------- tid# \d+/){ | ||
if(!($current eq "")) { | ||
$current = $process . ";" . $current; | ||
$stacks{$current} += 1; | ||
} | ||
$current = ""; | ||
} | ||
elsif(m/^(0x[0-9abcdef]*) *([^ ]*) ([^ ]*) ([^ ]*)/) { | ||
my $function = $2; | ||
my $alt = $1; | ||
$function=~s/\(.*\)?//; | ||
if($function =~ /^\[.*\]$/) { | ||
$function = $alt; | ||
} | ||
if ($current) { | ||
$current = $function . ";" . $current; | ||
} | ||
else { | ||
$current = $function; | ||
} | ||
} | ||
} | ||
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if(!($current eq "")) { | ||
$current = $process . ";" . $current; | ||
$stacks{$current} += 1; | ||
$current = ""; | ||
$process = ""; | ||
} | ||
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foreach my $k (sort { $a cmp $b } keys %stacks) { | ||
print "$k $stacks{$k}\n"; | ||
} |