demo

py/play_rusage.py

@@ -0,0 +1,25 @@
+#!/usr/bin/env python
+
+# Contributed by Stein Magnus Jodal
+
+from __future__ import print_function
+
+import resource
+import time
+
+import alsaaudio
+
+seconds = 0
+max_rss = 0
+device = alsaaudio.PCM()
+
+while True:
+    device.write(b'\x00' * 44100)
+    time.sleep(1)
+    seconds += 1
+    if seconds % 10 == 0:
+        prev_rss = max_rss
+        max_rss = resource.getrusage(resource.RUSAGE_SELF).ru_maxrss
+        diff_rss = max_rss - prev_rss
+        print('After %ds: max RSS %d kB, increased %d kB' % (
+            seconds, max_rss, diff_rss))