From 087f1668a3eac1c76a2d84fc59d0aaae3ce1deb2 Mon Sep 17 00:00:00 2001
From: Christoph Niethammer <niethammer@hlrs.de>
Date: Mon, 10 Jun 2013 11:08:42 +0000
Subject: [PATCH] Script generating module statistics from module logs.

The script generates statistics of all loaded modules including a given pattern
within a given time interval.
---
 module_stats.py | 62 +++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 62 insertions(+)
 create mode 100755 module_stats.py

diff --git a/module_stats.py b/module_stats.py
new file mode 100755
index 0000000..2d49843
--- /dev/null
+++ b/module_stats.py
@@ -0,0 +1,62 @@
+#!/usr/bin/env python2.6
+#
+# Copyright(c) 2013      Christoph Niethammer <niethammer@hlrs.de> 
+#
+
+import os
+import datetime
+from optparse import OptionParser
+
+
+modules = list()
+modulestats = dict()
+
+logdir = '/sw/laki/hlrs/system/modules/logs/'
+enddate = datetime.date.today()
+startdate = datetime.date(enddate.year, enddate.month, 1)
+modulepattern=""
+
+parser = OptionParser(usage="%prog [options] [pattern]")
+parser.add_option("--logdir", metavar="DIR", dest="logdir")
+parser.add_option("--startdate", metavar="YYYY-MM-DD", dest="startdate")
+parser.add_option("--enddate", metavar="YYYY-MM-DD", dest="enddate")
+(options, args) = parser.parse_args()
+if options.logdir :
+    logdir = options.logdir
+if options.startdate :
+    d = options.startdate
+    startdate = datetime.date(int(d[0:4]),int(d[5:7]),int(d[8:10]))
+if options.enddate :
+    d = options.enddate
+    enddate = datetime.date(int(d[0:4]),int(d[5:7]),int(d[8:10]))
+if len(args) > 0 :
+    modulepattern = args[0]
+
+
+for logfilename in os.listdir(logdir) :
+    d = datetime.date(int(logfilename[0:4]),int(logfilename[4:6]),int(logfilename[6:8]))
+    if d < startdate :
+        continue
+    if d > enddate :
+        continue
+    date = d.strftime('%Y-%m-%d')
+    logfile = os.path.join(logdir, logfilename)
+    f = open(logfile)
+    for line in f :
+        if ' load' in line and modulepattern in line :
+            module = line.split()[-1]
+            if module not in modules:
+                modules.append(module)
+                modulestats[module] = 1
+            else :
+                modulestats[module] = modulestats[module] + 1
+#        if ' swap' in line :
+#            print line.split()
+            
+
+print "-"*78
+print "Module statistics for " + startdate.strftime('%Y-%m-%d') + " - " + enddate.strftime('%Y-%m-%d')
+print "-"*78
+for (v,m) in sorted( ((v,k) for k,v in modulestats.iteritems()), reverse=True) :
+    print "{0:70s}{1:>8d}".format(m, v)
+