Greg Kroah-Hartman
598cf27219
Link: https://lore.kernel.org/r/20260217200002.683975158@linuxfoundation.org Tested-by: Florian Fainelli <florian.fainelli@broadcom.com> Tested-by: Takeshi Ogasawara <takeshi.ogasawara@futuring-girl.com> Tested-by: Peter Schneider <pschneider1968@googlemail.com> Tested-by: Jon Hunter <jonathanh@nvidia.com> Tested-by: Salvatore Bonaccorso <carnil@debian.org> Tested-by: Brett A C Sheffield <bacs@librecast.net> Tested-by: Mark Brown <broonie@kernel.org> Tested-by: Luna Jernberg <droidbittin@gmail.com> Tested-by: Ronald Warsow <rwarsow@gmx.de> Tested-by: Justin M. Forbes <jforbes@fedoraproject.org> Tested-by: Ron Economos <re@w6rz.net> Tested-by: Miguel Ojeda <ojeda@kernel.org> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
48 lines
1.1 KiB
Raku
48 lines
1.1 KiB
Raku
# failed system call counts
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# (c) 2010, Tom Zanussi <tzanussi@gmail.com>
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# Licensed under the terms of the GNU GPL License version 2
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#
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# Displays system-wide failed system call totals
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# If a [comm] arg is specified, only syscalls called by [comm] are displayed.
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use lib "$ENV{'PERF_EXEC_PATH'}/scripts/perl/Perf-Trace-Util/lib";
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use lib "./Perf-Trace-Util/lib";
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use Perf::Trace::Core;
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use Perf::Trace::Context;
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use Perf::Trace::Util;
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my $for_comm = shift;
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my %failed_syscalls;
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sub raw_syscalls::sys_exit
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{
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my ($event_name, $context, $common_cpu, $common_secs, $common_nsecs,
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$common_pid, $common_comm, $common_callchain,
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$id, $ret) = @_;
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if ($ret < 0) {
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$failed_syscalls{$common_comm}++;
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}
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}
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sub syscalls::sys_exit
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{
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raw_syscalls::sys_exit(@_)
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}
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sub trace_end
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{
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printf("\nfailed syscalls by comm:\n\n");
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printf("%-20s %10s\n", "comm", "# errors");
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printf("%-20s %6s %10s\n", "--------------------", "----------");
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foreach my $comm (sort {$failed_syscalls{$b} <=> $failed_syscalls{$a}}
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keys %failed_syscalls) {
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next if ($for_comm && $comm ne $for_comm);
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printf("%-20s %10s\n", $comm, $failed_syscalls{$comm});
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}
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}
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