# system call top # (c) 2010, Tom Zanussi # 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. import os, sys, thread, time 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\n" % (for_comm), else: print "\nsyscall events:\n\n", print "%-40s %10s\n" % ("event", "count"), print "%-40s %10s\n" % ("----------------------------------------", \ "----------"), for id, val in sorted(syscalls.iteritems(), key = lambda(k, v): (v, k), \ reverse = True): try: print "%-40s %10d\n" % (syscall_name(id), val), except TypeError: pass syscalls.clear() time.sleep(interval) ue='linux-2.6.32.y'>linux-2.6.32.y Hosts the 0x221E linux distro kernel.Ubuntu
summaryrefslogtreecommitdiff
path: root/drivers/usb/mon
AgeCommit message (Expand)Author
2011-10-31usb: Add export.h for EXPORT_SYMBOL/THIS_MODULE where neededPaul Gortmaker
2011-09-26usbmon vs. tcpdump: fix dropped packet countJohannes Stezenbach
2011-07-08USB: mon: Allow to use usbmon without debugfsTobias Klauser
2011-02-04USB: usbmon: fix-up docs and text API for sparse ISOPete Zaitcev
2010-12-16Merge branch 'usb-next' into musb-mergeGreg Kroah-Hartman
2010-11-30usbmon: correct length for isochronousPete Zaitcev
2010-11-17BKL: remove extraneous #include <smp_lock.h>Arnd Bergmann
2010-10-24Merge branch 'for-next' of git://git.kernel.org/pub/scm/linux/kernel/git/jiko...Linus Torvalds
2010-10-22usb: makefile cleanupmatt mooney
2010-08-11Merge branch 'master' into for-nextJiri Kosina
2010-08-10USB: resizing usbmon binary interface buffer causes protection faultsSteven Robertson
2010-08-10USB: mon: kill BKL usageArnd Bergmann
2010-08-10drivers/usb: Remove unnecessary return's from void functionsJoe Perches
2010-05-24Merge branch 'bkl/ioctl' of git://git.kernel.org/pub/scm/linux/kernel/git/fre...Linus Torvalds
2010-05-20USB: Change the scatterlist type in struct urbMatthew Wilcox
2010-05-20USB: fix usbmon and DMA mapping for scatter-gather URBsAlan Stern
2010-05-20USB: make hcd.h public (drivers dependency)Eric Lescouet
2010-05-17drivers: Push down BKL into various driversArnd Bergmann
2010-03-30include cleanup: Update gfp.h and slab.h includes to prepare for breaking imp...Tejun Heo
2010-03-02USB: usbmon: mask seconds properly in text APIPete Zaitcev
2010-03-02usbmon: add bus number to text APIPete Zaitcev