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authorJeremy Fitzhardinge <jeremy.fitzhardinge@citrix.com>2010-11-16 14:06:22 -0500
committerJeremy Fitzhardinge <jeremy.fitzhardinge@citrix.com>2010-11-16 14:06:22 -0500
commit20b4755e4fbb226eb42951bd40b53fcbce9ef944 (patch)
tree43da70e0b32ee423d3643ecd422821383411ab72 /tools/perf/scripts/python/syscall-counts-by-pid.py
parent744f9f104ea262de1dc3e29265870c649f0d9473 (diff)
parente53beacd23d9cb47590da6a7a7f6d417b941a994 (diff)
Merge commit 'v2.6.37-rc2' into upstream/xenfs
* commit 'v2.6.37-rc2': (10093 commits) Linux 2.6.37-rc2 capabilities/syslog: open code cap_syslog logic to fix build failure i2c: Sanity checks on adapter registration i2c: Mark i2c_adapter.id as deprecated i2c: Drivers shouldn't include <linux/i2c-id.h> i2c: Delete unused adapter IDs i2c: Remove obsolete cleanup for clientdata include/linux/kernel.h: Move logging bits to include/linux/printk.h Fix gcc 4.5.1 miscompiling drivers/char/i8k.c (again) hwmon: (w83795) Check for BEEP pin availability hwmon: (w83795) Clear intrusion alarm immediately hwmon: (w83795) Read the intrusion state properly hwmon: (w83795) Print the actual temperature channels as sources hwmon: (w83795) List all usable temperature sources hwmon: (w83795) Expose fan control method hwmon: (w83795) Fix fan control mode attributes hwmon: (lm95241) Check validity of input values hwmon: Change mail address of Hans J. Koch PCI: sysfs: fix printk warnings GFS2: Fix inode deallocation race ...
Diffstat (limited to 'tools/perf/scripts/python/syscall-counts-by-pid.py')
-rw-r--r--tools/perf/scripts/python/syscall-counts-by-pid.py21
1 files changed, 13 insertions, 8 deletions
diff --git a/tools/perf/scripts/python/syscall-counts-by-pid.py b/tools/perf/scripts/python/syscall-counts-by-pid.py
index af722d6a4b3f..d1ee3ec10cf2 100644
--- a/tools/perf/scripts/python/syscall-counts-by-pid.py
+++ b/tools/perf/scripts/python/syscall-counts-by-pid.py
@@ -5,29 +5,33 @@
5# Displays system-wide system call totals, broken down by syscall. 5# Displays system-wide system call totals, broken down by syscall.
6# If a [comm] arg is specified, only syscalls called by [comm] are displayed. 6# If a [comm] arg is specified, only syscalls called by [comm] are displayed.
7 7
8import os 8import os, sys
9import sys
10 9
11sys.path.append(os.environ['PERF_EXEC_PATH'] + \ 10sys.path.append(os.environ['PERF_EXEC_PATH'] + \
12 '/scripts/python/Perf-Trace-Util/lib/Perf/Trace') 11 '/scripts/python/Perf-Trace-Util/lib/Perf/Trace')
13 12
14from perf_trace_context import * 13from perf_trace_context import *
15from Core import * 14from Core import *
15from Util import syscall_name
16 16
17usage = "perf trace -s syscall-counts-by-pid.py [comm]\n"; 17usage = "perf trace -s syscall-counts-by-pid.py [comm]\n";
18 18
19for_comm = None 19for_comm = None
20for_pid = None
20 21
21if len(sys.argv) > 2: 22if len(sys.argv) > 2:
22 sys.exit(usage) 23 sys.exit(usage)
23 24
24if len(sys.argv) > 1: 25if len(sys.argv) > 1:
25 for_comm = sys.argv[1] 26 try:
27 for_pid = int(sys.argv[1])
28 except:
29 for_comm = sys.argv[1]
26 30
27syscalls = autodict() 31syscalls = autodict()
28 32
29def trace_begin(): 33def trace_begin():
30 pass 34 print "Press control+C to stop and show the summary"
31 35
32def trace_end(): 36def trace_end():
33 print_syscall_totals() 37 print_syscall_totals()
@@ -35,9 +39,10 @@ def trace_end():
35def raw_syscalls__sys_enter(event_name, context, common_cpu, 39def raw_syscalls__sys_enter(event_name, context, common_cpu,
36 common_secs, common_nsecs, common_pid, common_comm, 40 common_secs, common_nsecs, common_pid, common_comm,
37 id, args): 41 id, args):
38 if for_comm is not None: 42
39 if common_comm != for_comm: 43 if (for_comm and common_comm != for_comm) or \
40 return 44 (for_pid and common_pid != for_pid ):
45 return
41 try: 46 try:
42 syscalls[common_comm][common_pid][id] += 1 47 syscalls[common_comm][common_pid][id] += 1
43 except TypeError: 48 except TypeError:
@@ -61,4 +66,4 @@ def print_syscall_totals():
61 id_keys = syscalls[comm][pid].keys() 66 id_keys = syscalls[comm][pid].keys()
62 for id, val in sorted(syscalls[comm][pid].iteritems(), \ 67 for id, val in sorted(syscalls[comm][pid].iteritems(), \
63 key = lambda(k, v): (v, k), reverse = True): 68 key = lambda(k, v): (v, k), reverse = True):
64 print " %-38d %10d\n" % (id, val), 69 print " %-38s %10d\n" % (syscall_name(id), val),