| OLD | NEW |
|---|
| 1 """ | 1 """ |
| 2 Uses perf_events to count cycles and instructions | 2 Uses perf_events to count cycles and instructions |
| 3 | 3 |
| 4 Defaults options: | 4 Defaults options: |
| 5 job.profilers.add('cpistat', interval=1) | 5 job.profilers.add('cpistat', interval=1) |
| 6 """ | 6 """ |
| 7 import time, os, subprocess | 7 import time, os, subprocess |
| 8 from autotest_lib.client.bin import profiler | 8 from autotest_lib.client.bin import profiler |
| 9 | 9 |
| 10 class cpistat(profiler.profiler): | 10 class cpistat(profiler.profiler): |
| 11 version = 1 | 11 version = 1 |
| 12 | 12 |
| 13 def initialize(self, interval = 1): | 13 def initialize(self, interval = 1): |
| 14 self.interval = interval | 14 self.interval = interval |
| 15 | 15 |
| 16 | 16 |
| 17 def start(self, test): | 17 def start(self, test): |
| 18 cmd = os.path.join(self.bindir, 'site_cpistat') | 18 cmd = os.path.join(self.bindir, 'site_cpistat') |
| 19 if not os.path.exists(cmd): | 19 if not os.path.exists(cmd): |
| 20 cmd = os.path.join(self.bindir, 'cpistat') | 20 cmd = os.path.join(self.bindir, 'cpistat') |
| 21 logfile = open(os.path.join(test.profdir, "cpistat"), 'w') | 21 logfile = open(os.path.join(test.profdir, "cpistat"), 'w') |
| 22 p = subprocess.Popen(cmd, stdout=logfile, | 22 p = subprocess.Popen(cmd, stdout=logfile, |
| 23 stderr=subprocess.STDOUT) | 23 stderr=subprocess.STDOUT) |
| 24 self.pid = p.pid | 24 self.pid = p.pid |
| 25 | 25 |
| 26 | 26 |
| 27 def stop(self, test): | 27 def stop(self, test): |
| 28 os.kill(self.pid, 15) | 28 os.kill(self.pid, 15) |
| OLD | NEW |
|---|
Chromium Code Reviews
Issue 6124004:
Revert "Merge remote branch 'cros/upstream' into autotest-rebase" (Closed)
Base URL: ssh://git@gitrw.chromium.org:9222/autotest.git@master