linux/tools/perf/scripts/python/syscall-counts-by-pid.py
Arnaldo Carvalho de Melo 765532c8aa perf script: Finish the rename from trace to script
The scripts have calls to 'perf trace' that need to be converted to 'perf script', do it.

This problem was introduced in 133dc4c.

Reported-by: Torok Edwin <edwintorok@gmail.com>
Cc: Frederic Weisbecker <fweisbec@gmail.com>
Cc: Ingo Molnar <mingo@elte.hu>
Cc: Mike Galbraith <efault@gmx.de>
Cc: Paul Mackerras <paulus@samba.org>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: Stephane Eranian <eranian@google.com>
Cc: Tom Zanussi <tzanussi@gmail.com>
Cc: Torok Edwin <edwintorok@gmail.com>
LKML-Reference: <new-submission>
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
2010-12-25 11:29:02 -02:00

69 lines
1.9 KiB
Python

# 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 system call totals, broken down by syscall.
# If a [comm] arg is specified, only syscalls called by [comm] are displayed.
import os, 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 syscall_name
usage = "perf script -s syscall-counts-by-pid.py [comm]\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_syscall_totals()
def raw_syscalls__sys_enter(event_name, context, common_cpu,
common_secs, common_nsecs, common_pid, common_comm,
id, args):
if (for_comm and common_comm != for_comm) or \
(for_pid and common_pid != for_pid ):
return
try:
syscalls[common_comm][common_pid][id] += 1
except TypeError:
syscalls[common_comm][common_pid][id] = 1
def print_syscall_totals():
if for_comm is not None:
print "\nsyscall events for %s:\n\n" % (for_comm),
else:
print "\nsyscall events by comm/pid:\n\n",
print "%-40s %10s\n" % ("comm [pid]/syscalls", "count"),
print "%-40s %10s\n" % ("----------------------------------------", \
"----------"),
comm_keys = syscalls.keys()
for comm in comm_keys:
pid_keys = syscalls[comm].keys()
for pid in pid_keys:
print "\n%s [%d]\n" % (comm, pid),
id_keys = syscalls[comm][pid].keys()
for id, val in sorted(syscalls[comm][pid].iteritems(), \
key = lambda(k, v): (v, k), reverse = True):
print " %-38s %10d\n" % (syscall_name(id), val),