From: Andy Bavier <acb@cs.princeton.edu>
Date: Tue, 29 Jan 2008 20:47:42 +0000 (+0000)
Subject: Runs a spinloop, used for CPU scheduler testing
X-Git-Tag: 2008-02-11-last-vmware-support~69
X-Git-Url: http://git.onelab.eu/?a=commitdiff_plain;h=80ab356c861446729dd2cb7796ac0bff52bb2193;p=tests.git

Runs a spinloop, used for CPU scheduler testing
---

diff --git a/qaapi/qa/tests/busyloop.py b/qaapi/qa/tests/busyloop.py
new file mode 100755
index 0000000..8cff8a5
--- /dev/null
+++ b/qaapi/qa/tests/busyloop.py
@@ -0,0 +1,14 @@
+#!/usr/bin/python
+
+import sys
+import time
+
+def main(sec):                         
+    now = time.time()
+    stop = now + float(sec)
+    print 'about to busy-wait for', sec, 'seconds'
+    while now < stop:
+        now = time.time()
+
+if __name__ == "__main__":
+    main(sys.argv[1])