This is good news. Thanks very much, Mark and Edson! BTW, when will
3.0.6 release be out?
- Dejia
_____
From: Mark Proctor [mailto:mproctor@codehaus.org]
Sent: Monday, January 15, 2007 4:33 PM
To: Rules Users List
Subject: Re: [rules-users] Out of Memory Issue of JBoss Engine deployed
onIBMWAS 6.0.2.7
I believe this was a bug in antlr that is now fixed. I'll see if we can
get a 3.0.6 release done some time updated to the latest antlr. Edson
knows more about this, as it was a bug he investigated.
Mark
Dejia Wang wrote:
BTW, I am using the JBoss Rules 3.0.5.
_____
From: Dejia Wang
Sent: Monday, January 15, 2007 3:56 PM
To: rules-users(a)lists.jboss.org
Subject: [rules-users] Out of Memory Issue of JBoss Engine deployed on
IBMWAS 6.0.2.7
Importance: High
Hi All,
I ran into OOM (Out of Memory) issue of JBoss Rule Engine deployed on
IBM WAS 6.0.2.7. Below is the log
...
[Loaded org.antlr.runtime.DFA from
file:/D:/WebSphere/AppServer/profiles/AppSrv01/installedApps/xxxNode02Ce
ll/xxx.ear/lib/antlr-3.0ea8.jar
<file:///D:\WebSphere\AppServer\profiles\AppSrv01\installedApps\xxxNode0
2Cell\xxx.ear\lib\antlr-3.0ea8.jar> ]
[Loading superclass and interfaces of org/antlr/runtime/DFA]
[Preparing org/antlr/runtime/DFA]
[Loaded org.antlr.runtime.DFA$State from
file:/D:/WebSphere/AppServer/profiles/AppSrv01/installedApps/xxxNode02Ce
ll/xxxApplications.ear/lib/antlr-3.0ea8.jar
<file:///D:\WebSphere\AppServer\profiles\AppSrv01\installedApps\xxxNode0
2Cell\xxxApplications.ear\lib\antlr-3.0ea8.jar> ]
[Loading superclass and interfaces of org/antlr/runtime/DFA$State]
[Loaded org.drools.lang.RuleParserLexer$1 from
file:/D:/WebSphere/AppServer/profiles/AppSrv01/installedApps/xxxNode02Ce
ll/xxxApplications.ear/lib/drools-compiler-3.0.jar
<file:///D:\WebSphere\AppServer\profiles\AppSrv01\installedApps\xxxNode0
2Cell\xxxApplications.ear\lib\drools-compiler-3.0.jar> ]
[Loading superclass and interfaces of org/drools/lang/RuleParserLexer$1]
[Loaded org.drools.lang.RuleParserLexer$2 from
file:/D:/WebSphere/AppServer/profiles/AppSrv01/installedApps/xxxNode02Ce
ll/
<file:///D:\WebSphere\AppServer\profiles\AppSrv01\installedApps\xxxNode0
2Cell\> xxxApplications.ear/lib/drools-compiler-3.0.jar]
[Loading superclass and interfaces of org/drools/lang/RuleParserLexer$2]
[Loaded org.drools.lang.RuleParserLexer$3 from
file:/D:/WebSphere/AppServer/profiles/AppSrv01/installedApps/xxxNode02Ce
ll/
<file:///D:\WebSphere\AppServer\profiles\AppSrv01\installedApps\xxxNode0
2Cell\> xxxApplications.ear/lib/drools-compiler-3.0.jar]
[Loading superclass and interfaces of org/drools/lang/RuleParserLexer$3]
[Loaded org.drools.lang.RuleParserLexer$4 from
file:/D:/WebSphere/AppServer/profiles/AppSrv01/installedApps/xxxNode02Ce
ll/
<file:///D:\WebSphere\AppServer\profiles\AppSrv01\installedApps\xxxNode0
2Cell\> xxxApplications.ear/lib/drools-compiler-3.0.jar]
[Loading superclass and interfaces of org/drools/lang/RuleParserLexer$4]
....
[Loaded org.drools.lang.RuleParserLexer$228 from
file:/D:/WebSphere/AppServer/profiles/AppSrv01/installedApps/xxxNode02Ce
ll/xxxApplications.ear/lib/drools-compiler-3.0.jar
<file:///D:\WebSphere\AppServer\profiles\AppSrv01\installedApps\xxxNode0
2Cell\xxxApplications.ear\lib\drools-compiler-3.0.jar> ]
[Loading superclass and interfaces of
org/drools/lang/RuleParserLexer$228]
...
It looks like it loaded the same class hundreds of times until it
exhausts the memory.
Any idea why this happens and how to fix this?
Thanks- Dejia
_____
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