[CalendarServer-changes] [6097] CalendarServer/trunk/contrib/performance

[source_changes at macosforge.org]

Revision: 6097
          http://trac.macosforge.org/projects/calendarserver/changeset/6097
Author:   exarkun at twistedmatrix.com
Date:     2010-08-17 16:25:34 -0700 (Tue, 17 Aug 2010)
Log Message:
-----------
Keep stats in parameterized bins; give the stat keys control over what report.py can do

Modified Paths:
--------------
    CalendarServer/trunk/contrib/performance/benchmark.py
    CalendarServer/trunk/contrib/performance/stats.py

Modified: CalendarServer/trunk/contrib/performance/benchmark.py
===================================================================
--- CalendarServer/trunk/contrib/performance/benchmark.py	2010-08-17 22:59:03 UTC (rev 6096)
+++ CalendarServer/trunk/contrib/performance/benchmark.py	2010-08-17 23:25:34 UTC (rev 6097)
@@ -187,11 +187,12 @@
 
     for stat, survey, parameter in stuff:
         print 'Surveying', stat
+        statistics[stat] = {}
         for p in parameter:
             print 'Parameter at', p
             dtrace = DTraceCollector(pids)
             data = yield survey(dtrace, p, 100)
-            statistics[stat] = data
+            statistics[stat][p] = data
 
     fObj = file(datetime.now().isoformat(), 'w')
     dump(statistics, fObj, 2)

Modified: CalendarServer/trunk/contrib/performance/stats.py
===================================================================
--- CalendarServer/trunk/contrib/performance/stats.py	2010-08-17 22:59:03 UTC (rev 6096)
+++ CalendarServer/trunk/contrib/performance/stats.py	2010-08-17 23:25:34 UTC (rev 6097)
@@ -1,5 +1,7 @@
 
+NANO = 1000000000.0
 
+
 def mean(samples):
     return sum(samples) / len(samples)
 
@@ -15,6 +17,8 @@
 
 
 class _Statistic(object):
+    commands = ['summarize']
+
     def __init__(self, name):
         self.name = name
 
@@ -39,6 +43,8 @@
 
 
 class SQLDuration(_Statistic):
+    commands = ['summarize', 'statements']
+
     def summarize(self, data):
         statements = {}
         intervals = []
@@ -50,9 +56,12 @@
         return _Statistic.summarize(self, intervals)
 
 
+    def statements(self, data):
+        statements = {}
+        for (sql, interval) in data:
+            statements.setdefault(sql, []).append(interval)
+        for s in statements:
+            print sum(statements[s]) / NANO, 'seconds:', s
 
 class Bytes(_Statistic):
     pass
-
-
-
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