[Assorted-commits] SF.net SVN: assorted:[1165] serialization-bench/trunk

[<yan...@us...>]

Revision: 1165
          http://assorted.svn.sourceforge.net/assorted/?rev=1165&view=rev
Author:   yangzhang
Date:     2009-02-05 09:41:13 +0000 (Thu, 05 Feb 2009)

Log Message:
-----------
- added a simple analysis (plotting) tool
- added some sample data

Added Paths:
-----------
    serialization-bench/trunk/data/
    serialization-bench/trunk/data/log
    serialization-bench/trunk/tools/
    serialization-bench/trunk/tools/analysis.py

Added: serialization-bench/trunk/data/log
===================================================================
--- serialization-bench/trunk/data/log	                        (rev 0)
+++ serialization-bench/trunk/data/log	2009-02-05 09:41:13 UTC (rev 1165)
@@ -0,0 +1,26 @@
+TIMES
+raw: 50
+raw: 50
+raw: 51
+htonl: 51
+htonl: 52
+htonl: 51
+fstream: 251
+fstream: 250
+fstream: 248
+boost: 42
+boost: 42
+boost: 42
+protobuf: 48
+protobuf: 69
+protobuf: 47
+many protobufs: 334
+many protobufs: 337
+many protobufs: 338
+SIZES
+raw.out: 4000000
+htonl.out: 4000000
+fstream.out: 10982555
+boost.out: 4000039
+protobuf.out: 3983488
+manyprotos.out: 3983488

Copied: serialization-bench/trunk/tools/analysis.py (from rev 1160, container-bench/trunk/tools/analysis.py)
===================================================================
--- serialization-bench/trunk/tools/analysis.py	                        (rev 0)
+++ serialization-bench/trunk/tools/analysis.py	2009-02-05 09:41:13 UTC (rev 1165)
@@ -0,0 +1,57 @@
+#!/usr/bin/env python
+
+from __future__ import with_statement
+import sys, itertools, colorsys
+from pylab import *
+
+# Parse the data.
+pairs = ( line.split(': ')
+          for line in itertools.takewhile(lambda line: 'SIZES' not in line,
+                                          sys.stdin)
+          if ': ' in line )
+pairs = sorted( (a, int(b.split()[0])) for (a,b) in pairs )
+
+# Aggregate the data.
+def f():
+  for key, group in itertools.groupby(pairs, lambda (a,b): a):
+    print key
+    a = array([b for a,b in group])
+    yield key, a.mean(), a.std()
+
+# Sort the data into groups (based on type of operation).
+pairs = sorted(f())
+groups = map(lambda (key, group): (key, list(group)),
+             itertools.groupby(pairs, lambda x: 0))
+
+# Prepare plotting data.
+labels, means, sds = zip(*pairs)
+xs = arange(len(labels))+.5
+width = .5
+
+# Prepare plotting parameters.
+step = 1.0 / len(groups)
+colors = ( colorsys.hls_to_rgb(step * i, .7, .5) for i in itertools.count() )
+ecolors = ( colorsys.hls_to_rgb(step * i, .3, .5) for i in itertools.count() )
+
+# Plot!
+start = 0
+for key, group in groups:
+  stop = start + len(group)
+  col = colors.next()
+  bar(xs[start:stop], means[start:stop], yerr = sds[start:stop], width = width,
+      color = col, edgecolor = col, ecolor = ecolors.next())
+  start = stop
+
+# Annotate.
+title("Performance of serialization techniques/libraries")
+ylabel("Time (ms)")
+xlim(0, xs[-1] + width*2)
+xticks(xs + width/2, labels, rotation = 90)
+# Make space for the vertically rotated labels.
+gcf().subplots_adjust(bottom = .3)
+# Show only bottom/left ticks.
+gca().get_xaxis().tick_bottom()
+gca().get_yaxis().tick_left()
+
+# Output.
+savefig('results.png')


Property changes on: serialization-bench/trunk/tools/analysis.py
___________________________________________________________________
Added: svn:executable
   + *
Added: svn:mergeinfo
   + 


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