diff options
Diffstat (limited to 'tools/perf/scripts/python/failed-syscalls-by-pid.py')
| -rw-r--r-- | tools/perf/scripts/python/failed-syscalls-by-pid.py | 21 |
1 files changed, 13 insertions, 8 deletions
diff --git a/tools/perf/scripts/python/failed-syscalls-by-pid.py b/tools/perf/scripts/python/failed-syscalls-by-pid.py index 0ca02278fe69..acd7848717b3 100644 --- a/tools/perf/scripts/python/failed-syscalls-by-pid.py +++ b/tools/perf/scripts/python/failed-syscalls-by-pid.py @@ -13,21 +13,26 @@ sys.path.append(os.environ['PERF_EXEC_PATH'] + \ from perf_trace_context import * from Core import * +from Util import * -usage = "perf trace -s syscall-counts-by-pid.py [comm]\n"; +usage = "perf trace -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: - for_comm = sys.argv[1] + try: + for_pid = int(sys.argv[1]) + except: + for_comm = sys.argv[1] syscalls = autodict() def trace_begin(): - pass + print "Press control+C to stop and show the summary" def trace_end(): print_error_totals() @@ -35,9 +40,9 @@ def trace_end(): def raw_syscalls__sys_exit(event_name, context, common_cpu, common_secs, common_nsecs, common_pid, common_comm, id, ret): - if for_comm is not None: - if common_comm != for_comm: - return + if (for_comm and common_comm != for_comm) or \ + (for_pid and common_pid != for_pid ): + return if ret < 0: try: @@ -62,7 +67,7 @@ def print_error_totals(): print "\n%s [%d]\n" % (comm, pid), id_keys = syscalls[comm][pid].keys() for id in id_keys: - print " syscall: %-16d\n" % (id), + print " syscall: %-16s\n" % syscall_name(id), ret_keys = syscalls[comm][pid][id].keys() for ret, val in sorted(syscalls[comm][pid][id].iteritems(), key = lambda(k, v): (v, k), reverse = True): - print " err = %-20d %10d\n" % (ret, val), + print " err = %-20s %10d\n" % (strerror(ret), val), |
