Added tooling for multiple runs

Author: bigbitbus

datamaker.py

@@ -3,9 +3,11 @@
 
 ex = Exercizer()
 
-ex.makeRandomBinFiles(numFiles = 25, minSizekb = 1, 
-    maxSizekb = 101, outDir = sys.argv[1] )
-ex.makeRandomBinFiles(numFiles = 20, minSizekb = 200, 
-    maxSizekb = 10001, outDir = sys.argv[1])
+ex.makeRandomBinFiles(numFiles = 50, minSizekb = 1, 
+    maxSizekb = 101, outDir = sys.argv[1], fnPrefix = sys.argv[2] )
+ex.makeRandomBinFiles(numFiles = 40, minSizekb = 200, 
+    maxSizekb = 10001, outDir = sys.argv[1], fnPrefix = sys.argv[2])
 ex.makeRandomBinFiles(numFiles = 10, minSizekb = 20000, 
-    maxSizekb = 100001, outDir = sys.argv[1])
+    maxSizekb = 100001, outDir = sys.argv[1], fnPrefix = sys.argv[2])
+
+

exercizer.py

@@ -14,6 +14,7 @@
 
 import os, time
 from os.path import join, getsize ,exists
+from traceback import format_exc
 class Exercizer(object):
     def __init__(self):
         self.resetTimer()
@@ -22,15 +23,16 @@ def makeRandomBinFiles (self,
         outDir='/tmp/smalldir', 
         numFiles=10, 
         minSizekb=1, 
-        maxSizekb = 1000001):
+        maxSizekb = 1000001,
+        fnPrefix = 'file_'):
 
         if not exists(outDir):
             os.makedirs(outDir)
         ctr = 1
         while ctr <= numFiles:
             try:
                 fileSize = max( 1, ctr * (maxSizekb - minSizekb)/numFiles)
-                with open(join(outDir,'file_'+ str(fileSize)), 'wb') as fout:
+                with open(join(outDir,fnPrefix + str(fileSize)), 'wb') as fout:
                     fout.write(os.urandom(fileSize*1000)) 
                 ctr = ctr + 1
             except: