From: stevenknight <stevenknight@fdb21ef1-2011-0410-befe-b5e4ea1792b1>
Date: Fri, 18 Dec 2009 06:58:37 +0000 (+0000)
Subject: Trace the system load average (Linux-only code) before starting the
X-Git-Url: http://git.tremily.us/?a=commitdiff_plain;h=8f48fc08a0890cc4673bf888314fd30fa51b2597;p=scons.git

Trace the system load average (Linux-only code) before starting the
help / full / null builds in a timing run.


git-svn-id: http://scons.tigris.org/svn/scons/trunk@4561 fdb21ef1-2011-0410-befe-b5e4ea1792b1
---

diff --git a/QMTest/TestSCons.py b/QMTest/TestSCons.py
index c98314bf..ad773a06 100644
--- a/QMTest/TestSCons.py
+++ b/QMTest/TestSCons.py
@@ -1080,6 +1080,7 @@ class TimeSCons(TestSCons):
             #self.calibration(*args, **kw)
             apply(self.calibration, args, kw)
         else:
+            self.uptime()
             # TODO(1.5)
             #self.help(*args, **kw)
             #self.full(*args, **kw)
@@ -1108,6 +1109,18 @@ class TimeSCons(TestSCons):
             #self.trace(name, trace, *args)
             apply(self.trace, (name, trace), args)
 
+    def uptime(self):
+        try:
+            fp = open('/proc/loadavg')
+        except EnvironmentError:
+            pass
+        else:
+            avg1, avg5, avg15 = fp.readline().split(" ")[:3]
+            fp.close()
+            self.trace('load-average',  'average1', avg1, 'processes')
+            self.trace('load-average',  'average5', avg5, 'processes')
+            self.trace('load-average',  'average15', avg15, 'processes')
+
     def collect_stats(self, input):
         result = {}
         for stat in StatList: