svn commit: r1222437 - in /cassandra/branches/cassandra-1.0: CHANGES.txt src/java/org/apache/cassandra/service/GCInspector.java

[jbellis]

Author: jbellis
Date: Thu Dec 22 20:41:30 2011
New Revision: 1222437

URL: http://svn.apache.org/viewvc?rev=1222437&view=rev
Log:
avoid logging (harmless) exception when GC takes < 1ms
patch by jbellis; reviewed by brandonwilliams for CASSANDRA-3656

Modified:
    cassandra/branches/cassandra-1.0/CHANGES.txt
    
cassandra/branches/cassandra-1.0/src/java/org/apache/cassandra/service/GCInspector.java

Modified: cassandra/branches/cassandra-1.0/CHANGES.txt
URL: 
http://svn.apache.org/viewvc/cassandra/branches/cassandra-1.0/CHANGES.txt?rev=1222437&r1=1222436&r2=1222437&view=diff
==============================================================================
--- cassandra/branches/cassandra-1.0/CHANGES.txt (original)
+++ cassandra/branches/cassandra-1.0/CHANGES.txt Thu Dec 22 20:41:30 2011
@@ -1,4 +1,5 @@
 1.0.7
+ * avoid logging (harmless) exception when GC takes < 1ms (CASSANDRA-3656)
  * add nodetool setstreamthroughput (CASSANDRA-3571)
  * fix assertion when dropping a columnfamily with no sstables (CASSANDRA-3614)
  * more efficient allocation of small bloom filters (CASSANDRA-3618)

Modified: 
cassandra/branches/cassandra-1.0/src/java/org/apache/cassandra/service/GCInspector.java
URL: 
http://svn.apache.org/viewvc/cassandra/branches/cassandra-1.0/src/java/org/apache/cassandra/service/GCInspector.java?rev=1222437&r1=1222436&r2=1222437&view=diff
==============================================================================
--- 
cassandra/branches/cassandra-1.0/src/java/org/apache/cassandra/service/GCInspector.java
 (original)
+++ 
cassandra/branches/cassandra-1.0/src/java/org/apache/cassandra/service/GCInspector.java
 Thu Dec 22 20:41:30 2011
@@ -99,8 +99,7 @@ public class GCInspector
             if (previousTotal.equals(total))
                 continue;
             gctimes.put(gc.getName(), total);
-            Long duration = total - previousTotal;
-            assert duration > 0;
+            Long duration = total - previousTotal; // may be zero for a really 
fast collection
 
             Long previousCount = gccounts.get(gc.getName());
             Long count = gc.getCollectionCount();