https://bugs.kde.org/show_bug.cgi?id=387080
Bug ID: 387080 Summary: [PATCH] Add --only-peak option to ms_print Product: valgrind Version: unspecified Platform: unspecified OS: All Status: UNCONFIRMED Severity: wishlist Priority: NOR Component: massif Assignee: n...@valgrind.org Reporter: vz-...@zeitlins.org Target Milestone: --- I made a trivial patch to show just the peak heap usage as it was convenient for me to compare different implementations of the same feature: >From 6b57c2b789498780378c26a3bbc5cc81593fb1f3 Mon Sep 17 00:00:00 2001 From: Vadim Zeitlin <vz-...@zeitlins.org> Date: Sat, 18 Nov 2017 18:16:43 +0100 Subject: [PATCH] Add --only-peak option to ms_print Show just the peak heap usage if this option is specified. --- massif/ms_print.in | 13 +++++++++++++ 1 file changed, 13 insertions(+) diff --git a/massif/ms_print.in b/massif/ms_print.in index 565fd6506..e030569c5 100755 --- a/massif/ms_print.in +++ b/massif/ms_print.in @@ -40,6 +40,9 @@ my $cmd; # Time unit used in profile. my $time_unit; +# Indicates whether only peak memory usage should be given. +my $only_peak = 0; + # Threshold dictating what percentage an entry must represent for us to # bother showing it. my $threshold = 1.0; @@ -72,6 +75,7 @@ usage: ms_print [options] massif-out-file options for the user, with defaults in [ ], are: -h --help show this message --version show version + --only-peak show only the peak memory usage [no] --threshold=<m.n> significance threshold, in percent [$threshold] --x=<4..1000> graph width, in columns [72] --y=<4..1000> graph height, in rows [20] @@ -115,6 +119,9 @@ sub process_cmd_line() if ($arg =~ /^--version$/) { die("ms_print-$version\n"); + # --only-peak + } elsif ($arg eq '--only-peak') { + $only_peak = 1; # --threshold=X (tolerates a trailing '%') } elsif ($arg =~ /^--threshold=([\d\.]+)%?$/) { $threshold = $1; @@ -468,6 +475,12 @@ sub read_input_file() close(INPUTFILE); close(TMPFILE); + if ($only_peak) { + print "Peak memory usage: $peak_mem_total_szB bytes\n"; + unlink($tmp_file); + return; + } + #------------------------------------------------------------------------- # Print header. #------------------------------------------------------------------------- -- 2.14.1.459.g238e487ea9 If you think this can be useful, I could add its description to the docs too (especially if someone mentions which file(s) should be modified). -- You are receiving this mail because: You are watching all bug changes.