Author: kkolinko
Date: Wed Jun 6 19:40:04 2012
New Revision: 1347072
URL: http://svn.apache.org/viewvc?rev=1347072&view=rev
Log:
Fix https://issues.apache.org/bugzilla/show_bug.cgi?id=53267
Stop the JreMemoryLeakPreventionListener triggering a full GC every hour
Modified:
tomcat/tc6.0.x/trunk/STATUS.txt
tomcat/tc6.0.x/trunk/java/org/apache/catalina/core/JreMemoryLeakPreventionListener.java
tomcat/tc6.0.x/trunk/webapps/docs/changelog.xml
Modified: tomcat/tc6.0.x/trunk/STATUS.txt
URL:
http://svn.apache.org/viewvc/tomcat/tc6.0.x/trunk/STATUS.txt?rev=1347072&r1=1347071&r2=1347072&view=diff
==============================================================================
--- tomcat/tc6.0.x/trunk/STATUS.txt (original)
+++ tomcat/tc6.0.x/trunk/STATUS.txt Wed Jun 6 19:40:04 2012
@@ -147,15 +147,6 @@ PATCHES PROPOSED TO BACKPORT:
+1: kkolinko
-1:
-* Fix https://issues.apache.org/bugzilla/show_bug.cgi?id=53267
- Ensure that using the GC Daemon Protection feature of
- the <code>JreMemoryLeakPreventionListener</code> does not trigger a
- full GC every hour.
- http://svn.apache.org/viewvc?view=revision&revision=1343895
- (r1343897 in TC7)
- +1: kkolinko, kfujino, markt, schultz
- -1:
-
* For https://issues.apache.org/bugzilla/show_bug.cgi?id=52055
Ensure that filters are recycled.
Inspired by r1334790 (TC7), r565964 (TC6 Nio)
Modified:
tomcat/tc6.0.x/trunk/java/org/apache/catalina/core/JreMemoryLeakPreventionListener.java
URL:
http://svn.apache.org/viewvc/tomcat/tc6.0.x/trunk/java/org/apache/catalina/core/JreMemoryLeakPreventionListener.java?rev=1347072&r1=1347071&r2=1347072&view=diff
==============================================================================
---
tomcat/tc6.0.x/trunk/java/org/apache/catalina/core/JreMemoryLeakPreventionListener.java
(original)
+++
tomcat/tc6.0.x/trunk/java/org/apache/catalina/core/JreMemoryLeakPreventionListener.java
Wed Jun 6 19:40:04 2012
@@ -249,14 +249,19 @@ public class JreMemoryLeakPreventionList
if(awtThreadProtection) {
java.awt.Toolkit.getDefaultToolkit();
}
-
+
/*
- * Several components end up calling:
- * sun.misc.GC.requestLatency(long)
+ * Several components end up calling
+ * sun.misc.GC.requestLatency(long) which creates a daemon
+ * thread without setting the TCCL.
*
* Those libraries / components known to trigger memory leaks
* due to eventual calls to requestLatency(long) are:
* - javax.management.remote.rmi.RMIConnectorServer.start()
+ *
+ * Note: Long.MAX_VALUE is a special case that causes the
thread
+ * to terminate
+ *
*/
if (gcDaemonProtection) {
try {
@@ -264,7 +269,7 @@ public class JreMemoryLeakPreventionList
Method method = clazz.getDeclaredMethod(
"requestLatency",
new Class[] {long.class});
- method.invoke(null, Long.valueOf(3600000));
+ method.invoke(null, Long.valueOf(Long.MAX_VALUE - 1));
} catch (ClassNotFoundException e) {
if (System.getProperty("java.vendor").startsWith(
"Sun")) {
Modified: tomcat/tc6.0.x/trunk/webapps/docs/changelog.xml
URL:
http://svn.apache.org/viewvc/tomcat/tc6.0.x/trunk/webapps/docs/changelog.xml?rev=1347072&r1=1347071&r2=1347072&view=diff
==============================================================================
--- tomcat/tc6.0.x/trunk/webapps/docs/changelog.xml (original)
+++ tomcat/tc6.0.x/trunk/webapps/docs/changelog.xml Wed Jun 6 19:40:04 2012
@@ -126,6 +126,11 @@
<bug>53057</bug>: Add OpenSSL version number INFO log message when
initializing. (schultz)
</fix>
+ <fix>
+ <bug>53267</bug>: Ensure that using the GC Daemon Protection feature of
+ the <code>JreMemoryLeakPreventionListener</code> does not trigger a
+ full GC every hour. (markt/kkolinko)
+ </fix>
</changelog>
</subsection>
<subsection name="Coyote">
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