# 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. 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) .6.33.y'>linux-2.6.33.y Hosts the 0x221E linux distro kernel.Ubuntu
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AgeCommit message (Expand)Author
2024-09-27[tree-wide] finally take no_llseek outAl Viro
2024-07-17vfio-mdev: add missing MODULE_DESCRIPTION() macrosJeff Johnson
2024-03-05vfio/mbochs: make mbochs_class constantRicardo B. Marliere
2024-03-05vfio/mdpy: make mdpy_class constantRicardo B. Marliere
2023-11-28eventfd: simplify eventfd_signal()Christian Brauner
2023-10-24vfio/mtty: Enable migration supportAlex Williamson
2023-10-24vfio/mtty: Overhaul mtty interrupt handlingAlex Williamson
2023-09-28vfio: use __aligned_u64 in struct vfio_device_gfx_plane_infoStefan Hajnoczi
2023-08-30Merge tag 'vfio-v6.6-rc1' of https://github.com/awilliam/linux-vfioLinus Torvalds
2023-08-04vfio-dev/mdpy-fb: Use fbdev I/O helpersThomas Zimmermann
2023-07-25vfio-iommufd: Add detach_ioas support for emulated VFIO devicesYi Liu
2023-07-24vfio-mdev: Remove flag FBINFO_DEFAULT from fbdev sample driverThomas Zimmermann
2023-04-27Merge tag 'driver-core-6.4-rc1' of git://git.kernel.org/pub/scm/linux/kernel/...Linus Torvalds
2023-03-31vfio/mdev: Uses the vfio emulated iommufd ops set in the mdev sample driversYi Liu
2023-03-17driver core: class: remove module * from class_create()Greg Kroah-Hartman
2023-02-25Merge tag 'vfio-v6.3-rc1' of https://github.com/awilliam/linux-vfioLinus Torvalds
2023-01-24Merge tag 'drm-misc-next-2023-01-19' of git://anongit.freedesktop.org/drm/drm...Daniel Vetter
2023-01-23vfio-mdev: move the mtty usage documentationChristoph Hellwig
2023-01-13vfio-mdev/mdpy-fb: Do not set struct fb_info.aperturesThomas Zimmermann