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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-27 10:05:51 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-27 10:05:51 +0000 |
commit | 5d1646d90e1f2cceb9f0828f4b28318cd0ec7744 (patch) | |
tree | a94efe259b9009378be6d90eb30d2b019d95c194 /tools/perf/scripts/python/failed-syscalls-by-pid.py | |
parent | Initial commit. (diff) | |
download | linux-5d1646d90e1f2cceb9f0828f4b28318cd0ec7744.tar.xz linux-5d1646d90e1f2cceb9f0828f4b28318cd0ec7744.zip |
Adding upstream version 5.10.209.upstream/5.10.209upstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'tools/perf/scripts/python/failed-syscalls-by-pid.py')
-rw-r--r-- | tools/perf/scripts/python/failed-syscalls-by-pid.py | 79 |
1 files changed, 79 insertions, 0 deletions
diff --git a/tools/perf/scripts/python/failed-syscalls-by-pid.py b/tools/perf/scripts/python/failed-syscalls-by-pid.py new file mode 100644 index 000000000..310efe5e7 --- /dev/null +++ b/tools/perf/scripts/python/failed-syscalls-by-pid.py @@ -0,0 +1,79 @@ +# failed system call counts, by pid +# (c) 2010, Tom Zanussi <tzanussi@gmail.com> +# Licensed under the terms of the GNU GPL License version 2 +# +# Displays system-wide failed system call totals, broken down by pid. +# If a [comm] arg is specified, only syscalls called by [comm] are displayed. + +from __future__ import print_function + +import os +import sys + +sys.path.append(os.environ['PERF_EXEC_PATH'] + \ + '/scripts/python/Perf-Trace-Util/lib/Perf/Trace') + +from perf_trace_context import * +from Core import * +from Util import * + +usage = "perf script -s syscall-counts-by-pid.py [comm|pid]\n"; + +for_comm = None +for_pid = None + +if len(sys.argv) > 2: + sys.exit(usage) + +if len(sys.argv) > 1: + try: + for_pid = int(sys.argv[1]) + except: + for_comm = sys.argv[1] + +syscalls = autodict() + +def trace_begin(): + print("Press control+C to stop and show the summary") + +def trace_end(): + print_error_totals() + +def raw_syscalls__sys_exit(event_name, context, common_cpu, + common_secs, common_nsecs, common_pid, common_comm, + common_callchain, id, ret): + if (for_comm and common_comm != for_comm) or \ + (for_pid and common_pid != for_pid ): + return + + if ret < 0: + try: + syscalls[common_comm][common_pid][id][ret] += 1 + except TypeError: + syscalls[common_comm][common_pid][id][ret] = 1 + +def syscalls__sys_exit(event_name, context, common_cpu, + common_secs, common_nsecs, common_pid, common_comm, + id, ret): + raw_syscalls__sys_exit(**locals()) + +def print_error_totals(): + if for_comm is not None: + print("\nsyscall errors for %s:\n" % (for_comm)) + else: + print("\nsyscall errors:\n") + + print("%-30s %10s" % ("comm [pid]", "count")) + print("%-30s %10s" % ("------------------------------", "----------")) + + comm_keys = syscalls.keys() + for comm in comm_keys: + pid_keys = syscalls[comm].keys() + for pid in pid_keys: + print("\n%s [%d]" % (comm, pid)) + id_keys = syscalls[comm][pid].keys() + for id in id_keys: + print(" syscall: %-16s" % syscall_name(id)) + ret_keys = syscalls[comm][pid][id].keys() + for ret, val in sorted(syscalls[comm][pid][id].items(), key = lambda kv: (kv[1], kv[0]), reverse = True): + print(" err = %-20s %10d" % (strerror(ret), val)) |