diff options
Diffstat (limited to 'tools/run_tests/python_utils/jobset.py')
| -rwxr-xr-x | tools/run_tests/python_utils/jobset.py | 25 |
1 files changed, 20 insertions, 5 deletions
diff --git a/tools/run_tests/python_utils/jobset.py b/tools/run_tests/python_utils/jobset.py index 4e97128d46..3754035308 100755 --- a/tools/run_tests/python_utils/jobset.py +++ b/tools/run_tests/python_utils/jobset.py @@ -225,6 +225,22 @@ class JobResult(object): self.cpu_estimated = 1 self.cpu_measured = 0 + +def eintr_be_gone(fn): + """Run fn until it doesn't stop because of EINTR""" + while True: + try: + return fn() + except IOError, e: + if e.errno != errno.EINTR: + raise + + +def read_from_start(f): + f.seek(0) + return f.read() + + class Job(object): """Manages one job.""" @@ -255,7 +271,7 @@ class Job(object): self._start = time.time() cmdline = self._spec.cmdline if measure_cpu_costs: - cmdline = ['time', '--portability'] + cmdline + cmdline = ['time', '-p'] + cmdline try_start = lambda: subprocess.Popen(args=cmdline, stderr=subprocess.STDOUT, stdout=self._tempfile, @@ -278,8 +294,7 @@ class Job(object): def state(self): """Poll current state of the job. Prints messages at completion.""" def stdout(self=self): - self._tempfile.seek(0) - stdout = self._tempfile.read() + stdout = read_from_start(self._tempfile) self.result.message = stdout[-_MAX_RESULT_SIZE:] return stdout if self._state == _RUNNING and self._process.poll() is not None: @@ -307,7 +322,7 @@ class Job(object): self._state = _SUCCESS measurement = '' if measure_cpu_costs: - m = re.search(r'real ([0-9.]+)\nuser ([0-9.]+)\nsys ([0-9.]+)', stdout()) + m = re.search(r'real\s+([0-9.]+)\nuser\s+([0-9.]+)\nsys\s+([0-9.]+)', stdout()) real = float(m.group(1)) user = float(m.group(2)) sys = float(m.group(3)) @@ -415,7 +430,7 @@ class Jobset(object): while self._running: dead = set() for job in self._running: - st = job.state() + st = eintr_be_gone(lambda: job.state()) if st == _RUNNING: continue if st == _FAILURE or st == _KILLED: self._failures += 1 |