ASR_BASE
Change-Id: Icf3719cc0afe3eeb3edc7fa80a2eb5199ca9dda1
diff --git a/marvell/linux/tools/perf/scripts/python/sctop.py b/marvell/linux/tools/perf/scripts/python/sctop.py
new file mode 100644
index 0000000..6e0278d
--- /dev/null
+++ b/marvell/linux/tools/perf/scripts/python/sctop.py
@@ -0,0 +1,89 @@
+# system call top
+# (c) 2010, Tom Zanussi <tzanussi@gmail.com>
+# Licensed under the terms of the GNU GPL License version 2
+#
+# Periodically displays system-wide system call totals, broken down by
+# syscall. If a [comm] arg is specified, only syscalls called by
+# [comm] are displayed. If an [interval] arg is specified, the display
+# will be refreshed every [interval] seconds. The default interval is
+# 3 seconds.
+
+from __future__ import print_function
+
+import os, sys, time
+
+try:
+ import thread
+except ImportError:
+ import _thread as thread
+
+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 sctop.py [comm] [interval]\n";
+
+for_comm = None
+default_interval = 3
+interval = default_interval
+
+if len(sys.argv) > 3:
+ sys.exit(usage)
+
+if len(sys.argv) > 2:
+ for_comm = sys.argv[1]
+ interval = int(sys.argv[2])
+elif len(sys.argv) > 1:
+ try:
+ interval = int(sys.argv[1])
+ except ValueError:
+ for_comm = sys.argv[1]
+ interval = default_interval
+
+syscalls = autodict()
+
+def trace_begin():
+ thread.start_new_thread(print_syscall_totals, (interval,))
+ pass
+
+def raw_syscalls__sys_enter(event_name, context, common_cpu,
+ common_secs, common_nsecs, common_pid, common_comm,
+ common_callchain, id, args):
+ if for_comm is not None:
+ if common_comm != for_comm:
+ return
+ try:
+ syscalls[id] += 1
+ except TypeError:
+ syscalls[id] = 1
+
+def syscalls__sys_enter(event_name, context, common_cpu,
+ common_secs, common_nsecs, common_pid, common_comm,
+ id, args):
+ raw_syscalls__sys_enter(**locals())
+
+def print_syscall_totals(interval):
+ while 1:
+ clear_term()
+ if for_comm is not None:
+ print("\nsyscall events for %s:\n" % (for_comm))
+ else:
+ print("\nsyscall events:\n")
+
+ print("%-40s %10s" % ("event", "count"))
+ print("%-40s %10s" %
+ ("----------------------------------------",
+ "----------"))
+
+ for id, val in sorted(syscalls.items(),
+ key = lambda kv: (kv[1], kv[0]),
+ reverse = True):
+ try:
+ print("%-40s %10d" % (syscall_name(id), val))
+ except TypeError:
+ pass
+ syscalls.clear()
+ time.sleep(interval)