From 573909b10d77ef3d889d33cfaeb3fdadd0135daf Mon Sep 17 00:00:00 2001
From: drebs <drebs@leap.se>
Date: Mon, 7 Apr 2014 12:40:45 -0300
Subject: Reorganize scripts directory.

---
 .../profiling/backends_cpu_usage/log_cpu_usage.py  | 46 ++++++++++++++++++++++
 1 file changed, 46 insertions(+)
 create mode 100755 scripts/profiling/backends_cpu_usage/log_cpu_usage.py

(limited to 'scripts/profiling/backends_cpu_usage/log_cpu_usage.py')

diff --git a/scripts/profiling/backends_cpu_usage/log_cpu_usage.py b/scripts/profiling/backends_cpu_usage/log_cpu_usage.py
new file mode 100755
index 00000000..2674e1ff
--- /dev/null
+++ b/scripts/profiling/backends_cpu_usage/log_cpu_usage.py
@@ -0,0 +1,46 @@
+#!/usr/bin/python
+
+
+# Get the CPU usage and print to file.
+
+
+import psutil
+import time
+import argparse
+import os
+import threading
+
+
+class LogCpuUsage(threading.Thread):
+
+    def __init__(self, fname):
+        threading.Thread.__init__(self)
+        self._stopped = True
+        self._fname = fname 
+
+    def run(self):
+        self._stopped = False
+        with open(self._fname, 'w') as f:
+            start = time.time()
+            while self._stopped is False:
+                now = time.time()
+                f.write("%f %f\n" % ((now - start), psutil.cpu_percent()))
+                time.sleep(0.01)
+
+    def stop(self):
+        self._stopped = True
+
+
+if __name__ == '__main__':
+    parser = argparse.ArgumentParser()
+    parser.add_argument('file', help='where to save output')
+    args = parser.parse_args()
+
+    if os.path.isfile(args.file):
+        replace = raw_input('File %s exists, replace it (y/N)? ' % args.file)
+        if replace.lower() != 'y':
+            print 'Bailing out.'
+            exit(1)
+    
+    log_cpu = LogCpuUsage(args.file)
+    log_cpu.run()
-- 
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