tests: add cpu/shm info to test runner output
Type: test
Depends-on:
@@ -11,6 +11,7 @@ import threading
import signal
import psutil
import re
+import multiprocessing
from multiprocessing import Process, Pipe, cpu_count
from multiprocessing.queues import Queue
from multiprocessing.managers import BaseManager
@@ -737,13 +738,21 @@ if __name__ == '__main__':
run_interactive = debug or step or force_foreground
+ try:
+ num_cpus = len(os.sched_getaffinity(0))
+ except AttributeError:
+ num_cpus = multiprocessing.cpu_count()
+ shm_free = psutil.disk_usage('/dev/shm').free
+
+ print('OS reports %s available cpu(s). Free shm: %s' % (
+ num_cpus, "{:,}MB".format(shm_free / (1024 * 1024))))
+
test_jobs = os.getenv("TEST_JOBS", "1").lower() # default = 1 process
if test_jobs == 'auto':
if run_interactive:
concurrent_tests = 1
print('Interactive mode required, running on one core')
else:
- shm_free = psutil.disk_usage('/dev/shm').free
shm_max_processes = 1
if shm_free < min_req_shm:
raise Exception('Not enough free space in /dev/shm. Required '
@@ -757,8 +766,11 @@ if __name__ == '__main__':
% concurrent_tests)
elif test_jobs.isdigit():
concurrent_tests = int(test_jobs)
+ print("Running on %s core(s) as set by 'TEST_JOBS'." %
+ concurrent_tests)
else:
concurrent_tests = 1
+ print('Running on one core.')
if run_interactive and concurrent_tests > 1:
raise NotImplementedError(
