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Merge pull request #239 from stefantalpalaru/wallClockProfiler
support wallClockProfiler
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#!/usr/bin/perl -ws | ||
# | ||
# stackcollapse-wcp Collapse wallClockProfiler backtraces | ||
# | ||
# Parse a list of GDB backtraces as generated by https://github.com/jasonrohrer/wallClockProfiler | ||
# | ||
# Copyright 2014 Gabriel Corona. All rights reserved. | ||
# Portions Copyright 2020 Ștefan Talpalaru <stefantalpalaru@yahoo.com> | ||
# | ||
# CDDL HEADER START | ||
# | ||
# The contents of this file are subject to the terms of the | ||
# Common Development and Distribution License (the "License"). | ||
# You may not use this file except in compliance with the License. | ||
# | ||
# You can obtain a copy of the license at docs/cddl1.txt or | ||
# http://opensource.org/licenses/CDDL-1.0. | ||
# See the License for the specific language governing permissions | ||
# and limitations under the License. | ||
# | ||
# When distributing Covered Code, include this CDDL HEADER in each | ||
# file and include the License file at docs/cddl1.txt. | ||
# If applicable, add the following below this CDDL HEADER, with the | ||
# fields enclosed by brackets "[]" replaced with your own identifying | ||
# information: Portions Copyright [yyyy] [name of copyright owner] | ||
# | ||
# CDDL HEADER END | ||
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use strict; | ||
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my $current = ""; | ||
my $start_processing = 0; | ||
my $samples = 0; | ||
my %stacks; | ||
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while(<>) { | ||
s/^\s+|\s+$//g; | ||
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if (m/^Full stacks/) { | ||
$start_processing = 1; | ||
next; | ||
} | ||
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if (not $start_processing) { | ||
next; | ||
} | ||
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if(m/^\d+\.\d+% =+ \((\d+) samples\)/) { | ||
# 99.791% ===================================== (17194 samples) | ||
$samples = $1; | ||
next; | ||
} elsif (m/^\d+: (.*)$/) { | ||
# 1: poll__YNjd8fE6xG8CRNwfLnrx0g_2 (at /mnt/sde1/storage/nim-beacon-chain-clean/vendor/nim-chronos/chronos/asyncloop.nim:343) | ||
my $function = $1; | ||
if ($current eq "") { | ||
$current = $function; | ||
} else { | ||
$current = $function . ";" . $current; | ||
} | ||
} elsif (m/^$/ and $current ne "") { | ||
$stacks{$current} += $samples; | ||
$current = ""; | ||
} | ||
} | ||
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foreach my $k (sort { $a cmp $b } keys %stacks) { | ||
print "$k $stacks{$k}\n"; | ||
} | ||
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