Add CPU cost measurement, tune parameters, decrease default maxjobs
diff --git a/tools/run_tests/run_tests.py b/tools/run_tests/run_tests.py
index 8f07256..637aff8 100755
--- a/tools/run_tests/run_tests.py
+++ b/tools/run_tests/run_tests.py
@@ -603,7 +603,7 @@
help='A positive integer or "inf". If "inf", all tests will run in an '
'infinite loop. Especially useful in combination with "-f"')
argp.add_argument('-r', '--regex', default='.*', type=str)
-argp.add_argument('-j', '--jobs', default=2 * multiprocessing.cpu_count(), type=int)
+argp.add_argument('-j', '--jobs', default=multiprocessing.cpu_count(), type=int)
argp.add_argument('-s', '--slowdown', default=1.0, type=float)
argp.add_argument('-f', '--forever',
default=False,
@@ -650,6 +650,8 @@
action='store_const',
const=True,
help='Perform all the build steps but dont run any tests.')
+argp.add_argument('--measure_cpu_costs', default=False, action='store_const', const=True,
+ help='Measure the cpu costs of tests')
argp.add_argument('--update_submodules', default=[], nargs='*',
help='Update some submodules before building. If any are updated, also run generate_projects. ' +
'Submodules are specified as SUBMODULE_NAME:BRANCH; if BRANCH is omitted, master is assumed.')
@@ -658,6 +660,8 @@
help='Generates a JUnit-compatible XML report')
args = argp.parse_args()
+jobset.measure_cpu_costs = args.measure_cpu_costs
+
if args.use_docker:
if not args.travis:
print 'Seen --use_docker flag, will run tests under docker.'