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Namhyung Kim 9396c9cb0d perf sched timehist: Show total scheduling time 
Show length of analyzed sample time and rate of idle task running.
This also takes care of time range given by --time option.

  $ perf sched timehist -sI | tail
  Samples do not have callchains.
  Idle stats:
      CPU  0 idle for    930.316  msec  ( 92.93%)
      CPU  1 idle for    963.614  msec  ( 96.25%)
      CPU  2 idle for    885.482  msec  ( 88.45%)
      CPU  3 idle for    938.635  msec  ( 93.76%)

      Total number of unique tasks: 118
  Total number of context switches: 2337
             Total run time (msec): 3718.048
      Total scheduling time (msec): 1001.131  (x 4)

Suggested-by: David Ahern <dsahern@gmail.com>
Signed-off-by: Namhyung Kim <namhyung@kernel.org>
Cc: Jiri Olsa <jolsa@kernel.org>
Cc: Peter Zijlstra <a.p.zijlstra@chello.nl>
Link: http://lkml.kernel.org/r/20161222060350.17655-3-namhyung@kernel.org
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
2016-12-27 21:47:57 -03:00
..
accounting tools: move accounting tool from Documentation 2016-09-23 13:07:15 -06:00
arch Merge branch 'core/urgent' into x86/fpu, to merge fixes 2016-11-01 07:47:40 +01:00
build perf build: Check LLVM version in feature check 2016-12-06 13:21:55 -03:00
cgroup
firewire
gpio tools/gpio: fix gpio-event-mon header comment 2016-08-08 09:50:22 +02:00
hv tools: hv: Enable network manager for bonding scripts on RHEL 2016-12-06 10:13:55 -05:00
iio Second set of iio new device support, features and cleanups for the 4.9 cycle. 2016-09-14 20:42:03 +02:00
include tools lib bpf: Sync {tools,}/include/uapi/linux/bpf.h 2016-12-15 16:25:46 -03:00
kvm/kvm_stat tools: kvm_stat: Add comments 2016-05-25 16:12:06 +02:00
laptop tools: move laptops dslm tool from Documentation 2016-09-23 13:07:21 -06:00
lguest tools/lguest: Don't bork the terminal in case of wrong args 2016-09-08 08:05:24 +02:00
lib tools lib bpf: Add bpf_prog_{attach,detach} 2016-12-20 12:00:39 -03:00
net tools: bpf_jit_disasm: check for klogctl failure 2016-05-08 23:32:59 -04:00
nfsd
objtool objtool: Fix bytes check of lea's rex_prefix 2016-12-06 09:20:59 +01:00
pcmcia tools: move pcmcia crc32hash tool from Documentation 2016-09-23 13:07:27 -06:00
perf perf sched timehist: Show total scheduling time 2016-12-27 21:47:57 -03:00
power tools/power/acpi: Remove direct kernel source include reference 2016-11-16 22:31:26 +01:00
scripts tools build: Fix objtool build with ARCH=x86_64 2016-07-22 16:37:44 -03:00
spi Merge remote-tracking branches 'spi/topic/ti-qspi', 'spi/topic/tools', 'spi/topic/txx9' and 'spi/topic/xlp' into spi-next 2016-09-30 09:14:22 -07:00
testing These are the documentation changes for 4.10. 2016-12-12 21:58:13 -08:00
thermal/tmon
time
usb usbip: adding names db to port operation 2016-05-03 14:32:07 -07:00
virtio ringtest: poll for new buffers once before updating event index 2016-10-31 00:21:43 +02:00
vm tools/vm/page_owner: increase temporary buffer size 2016-07-26 16:19:19 -07:00
Makefile tools/gpio: add install section 2016-06-23 11:07:13 +02:00