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<p class=MsoNormal><font size=2 color=black face=Arial><span style='font-size:
10.0pt;font-family:Arial'>BTW, I noticed that current stable version of antlr is
2.7.7 (released November 1, 2006). Rule 3.0.5 has 2.7.6.<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 color=black face=Arial><span style='font-size:
10.0pt;font-family:Arial'><o:p> </o:p></span></font></p>
<p class=MsoNormal><font size=2 color=black face=Arial><span style='font-size:
10.0pt;font-family:Arial'>Edson, will antlr 2.7.7 work?<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 color=black face=Arial><span style='font-size:
10.0pt;font-family:Arial'><o:p> </o:p></span></font></p>
<p class=MsoNormal><font size=2 color=black face=Arial><span style='font-size:
10.0pt;font-family:Arial'>Thanks- Dejia<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 color=navy face=Arial><span style='font-size:
10.0pt;font-family:Arial;color:navy'><o:p> </o:p></span></font></p>
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<p class=MsoNormal><b><font size=2 color=black face=Tahoma><span
style='font-size:10.0pt;font-family:Tahoma;color:windowtext;font-weight:bold'>From:</span></font></b><font
size=2 color=black face=Tahoma><span style='font-size:10.0pt;font-family:Tahoma;
color:windowtext'> Dejia Wang <br>
<b><span style='font-weight:bold'>Sent:</span></b> Monday, January 15, 2007 5:40
PM<br>
<b><span style='font-weight:bold'>To:</span></b> 'Rules Users List'<br>
<b><span style='font-weight:bold'>Subject:</span></b> RE: [rules-users] Out of
Memory Issue of JBoss Engine deployed onIBMWAS 6.0.2.7</span></font><font
color=black><span style='color:windowtext'><o:p></o:p></span></font></p>
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<p class=MsoNormal><font size=2 color=navy face=Arial><span style='font-size:
10.0pt;font-family:Arial;color:navy'>This is good news. Thanks very much, Mark
and Edson! BTW, when will 3.0.6 release be out? <o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 color=navy face=Arial><span style='font-size:
10.0pt;font-family:Arial;color:navy'><o:p> </o:p></span></font></p>
<p class=MsoNormal><font size=2 color=navy face=Arial><span style='font-size:
10.0pt;font-family:Arial;color:navy'>- Dejia<o:p></o:p></span></font></p>
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10.0pt;font-family:Arial;color:navy'><o:p> </o:p></span></font></p>
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<p class=MsoNormal><b><font size=2 color=black face=Tahoma><span
style='font-size:10.0pt;font-family:Tahoma;color:windowtext;font-weight:bold'>From:</span></font></b><font
size=2 color=black face=Tahoma><span style='font-size:10.0pt;font-family:Tahoma;
color:windowtext'> Mark Proctor [mailto:mproctor@codehaus.org] <br>
<b><span style='font-weight:bold'>Sent:</span></b> Monday, January 15, 2007
4:33 PM<br>
<b><span style='font-weight:bold'>To:</span></b> Rules Users List<br>
<b><span style='font-weight:bold'>Subject:</span></b> Re: [rules-users] Out of
Memory Issue of JBoss Engine deployed onIBMWAS 6.0.2.7</span></font><font
color=black><span style='color:windowtext'><o:p></o:p></span></font></p>
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style='font-size:12.0pt'><o:p> </o:p></span></font></p>
<p class=MsoNormal><font size=3 color=black face="Times New Roman"><span
style='font-size:12.0pt'>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.<br>
<br>
Mark<br>
Dejia Wang wrote: <o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 color=black face=Arial><span style='font-size:
10.0pt;font-family:Arial'>BTW, I am using the JBoss Rules 3.0.5.<u1:p></u1:p></span></font><o:p></o:p></p>
<p class=MsoNormal><font size=2 color=navy face=Arial><span style='font-size:
10.0pt;font-family:Arial;color:navy'><u1:p> </u1:p></span></font><o:p></o:p></p>
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<p class=MsoNormal><b><font size=2 color=black face=Tahoma><span
style='font-size:10.0pt;font-family:Tahoma;font-weight:bold'>From:</span></font></b><font
size=2 face=Tahoma><span style='font-size:10.0pt;font-family:Tahoma'> Dejia
Wang <br>
<b><span style='font-weight:bold'>Sent:</span></b> Monday, January 15, 2007
3:56 PM<br>
<b><span style='font-weight:bold'>To:</span></b> <a
href="mailto:rules-users@lists.jboss.org">rules-users@lists.jboss.org</a><br>
<b><span style='font-weight:bold'>Subject:</span></b> [rules-users] Out of Memory
Issue of JBoss Engine deployed on IBMWAS 6.0.2.7<br>
<b><span style='font-weight:bold'>Importance:</span></b> High</span></font><u1:p></u1:p><o:p></o:p></p>
</div>
<p class=MsoNormal><font size=3 color=black face="Times New Roman"><span
style='font-size:12.0pt'><u1:p> </u1:p><o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 color=black face=Arial><span style='font-size:
10.0pt;font-family:Arial'>Hi All, <u1:p></u1:p></span></font><o:p></o:p></p>
<p class=MsoNormal><font size=2 color=black face=Arial><span style='font-size:
10.0pt;font-family:Arial'><u1:p> </u1:p></span></font><o:p></o:p></p>
<p class=MsoNormal><font size=2 color=black face=Arial><span style='font-size:
10.0pt;font-family:Arial'>I ran into OOM (Out of Memory) issue of JBoss</span></font><font
size=2 color=navy face=Arial><span style='font-size:10.0pt;font-family:Arial;
color:navy'> Rule</span></font><font size=2 face=Arial><span style='font-size:
10.0pt;font-family:Arial'> Engine deployed on IBM WAS 6.0.2.7. Below is the log<u1:p></u1:p></span></font><o:p></o:p></p>
<p class=MsoNormal><font size=2 color=black face=Arial><span style='font-size:
10.0pt;font-family:Arial'><u1:p> </u1:p></span></font><o:p></o:p></p>
<p class=MsoNormal><font size=2 color=black face=Arial><span style='font-size:
10.0pt;font-family:Arial'>…<u1:p></u1:p></span></font><o:p></o:p></p>
<p class=MsoNormal><font size=2 color=black face=Arial><span style='font-size:
10.0pt;font-family:Arial'>[Loaded org.antlr.runtime.DFA from <a
href="file:///D:\WebSphere\AppServer\profiles\AppSrv01\installedApps\xxxNode02Cell\xxx.ear\lib\antlr-3.0ea8.jar">file:/D:/WebSphere/AppServer/profiles/AppSrv01/installedApps/xxxNode02Cell/xxx.ear/lib/antlr-3.0ea8.jar</a>]<u1:p></u1:p></span></font><o:p></o:p></p>
<p class=MsoNormal><font size=2 color=black face=Arial><span style='font-size:
10.0pt;font-family:Arial'>[Loading superclass and interfaces of
org/antlr/runtime/DFA]<u1:p></u1:p></span></font><o:p></o:p></p>
<p class=MsoNormal><font size=2 color=black face=Arial><span style='font-size:
10.0pt;font-family:Arial'>[Preparing org/antlr/runtime/DFA]<u1:p></u1:p></span></font><o:p></o:p></p>
<p class=MsoNormal><font size=2 color=black face=Arial><span style='font-size:
10.0pt;font-family:Arial'>[Loaded org.antlr.runtime.DFA$State from <a
href="file:///D:\WebSphere\AppServer\profiles\AppSrv01\installedApps\xxxNode02Cell\xxxApplications.ear\lib\antlr-3.0ea8.jar">file:/D:/WebSphere/AppServer/profiles/AppSrv01/installedApps/xxxNode02Cell/xxxApplications.ear/lib/antlr-3.0ea8.jar</a>]<u1:p></u1:p></span></font><o:p></o:p></p>
<p class=MsoNormal><font size=2 color=black face=Arial><span style='font-size:
10.0pt;font-family:Arial'>[Loading superclass and interfaces of
org/antlr/runtime/DFA$State]<u1:p></u1:p></span></font><o:p></o:p></p>
<p class=MsoNormal><font size=2 color=black face=Arial><span style='font-size:
10.0pt;font-family:Arial'>[Loaded org.drools.lang.RuleParserLexer$1 from <a
href="file:///D:\WebSphere\AppServer\profiles\AppSrv01\installedApps\xxxNode02Cell\xxxApplications.ear\lib\drools-compiler-3.0.jar">file:/D:/WebSphere/AppServer/profiles/AppSrv01/installedApps/xxxNode02Cell/xxxApplications.ear/lib/drools-compiler-3.0.jar</a>]<u1:p></u1:p></span></font><o:p></o:p></p>
<p class=MsoNormal><font size=2 color=black face=Arial><span style='font-size:
10.0pt;font-family:Arial'>[Loading superclass and interfaces of
org/drools/lang/RuleParserLexer$1]<u1:p></u1:p></span></font><o:p></o:p></p>
<p class=MsoNormal><font size=2 color=black face=Arial><span style='font-size:
10.0pt;font-family:Arial'>[Loaded org.drools.lang.RuleParserLexer$2 from <a
href="file:///D:\WebSphere\AppServer\profiles\AppSrv01\installedApps\xxxNode02Cell\">file:/D:/WebSphere/AppServer/profiles/AppSrv01/installedApps/xxxNode02Cell/</a>
xxxApplications.ear/lib/drools-compiler-3.0.jar]<u1:p></u1:p></span></font><o:p></o:p></p>
<p class=MsoNormal><font size=2 color=black face=Arial><span style='font-size:
10.0pt;font-family:Arial'>[Loading superclass and interfaces of
org/drools/lang/RuleParserLexer$2]<u1:p></u1:p></span></font><o:p></o:p></p>
<p class=MsoNormal><font size=2 color=black face=Arial><span style='font-size:
10.0pt;font-family:Arial'>[Loaded org.drools.lang.RuleParserLexer$3 from <a
href="file:///D:\WebSphere\AppServer\profiles\AppSrv01\installedApps\xxxNode02Cell\">file:/D:/WebSphere/AppServer/profiles/AppSrv01/installedApps/xxxNode02Cell/</a>
xxxApplications.ear/lib/drools-compiler-3.0.jar]<u1:p></u1:p></span></font><o:p></o:p></p>
<p class=MsoNormal><font size=2 color=black face=Arial><span style='font-size:
10.0pt;font-family:Arial'>[Loading superclass and interfaces of org/drools/lang/RuleParserLexer$3]<u1:p></u1:p></span></font><o:p></o:p></p>
<p class=MsoNormal><font size=2 color=black face=Arial><span style='font-size:
10.0pt;font-family:Arial'>[Loaded org.drools.lang.RuleParserLexer$4 from <a
href="file:///D:\WebSphere\AppServer\profiles\AppSrv01\installedApps\xxxNode02Cell\">file:/D:/WebSphere/AppServer/profiles/AppSrv01/installedApps/xxxNode02Cell/</a>
xxxApplications.ear/lib/drools-compiler-3.0.jar]<u1:p></u1:p></span></font><o:p></o:p></p>
<p class=MsoNormal><font size=2 color=black face=Arial><span style='font-size:
10.0pt;font-family:Arial'>[Loading superclass and interfaces of
org/drools/lang/RuleParserLexer$4]<u1:p></u1:p></span></font><o:p></o:p></p>
<p class=MsoNormal><font size=2 color=black face=Arial><span style='font-size:
10.0pt;font-family:Arial'>….<u1:p></u1:p></span></font><o:p></o:p></p>
<p class=MsoNormal><font size=2 color=black face=Arial><span style='font-size:
10.0pt;font-family:Arial'>[Loaded org.drools.lang.RuleParserLexer$228 from <a
href="file:///D:\WebSphere\AppServer\profiles\AppSrv01\installedApps\xxxNode02Cell\xxxApplications.ear\lib\drools-compiler-3.0.jar">file:/D:/WebSphere/AppServer/profiles/AppSrv01/installedApps/xxxNode02Cell/xxxApplications.ear/lib/drools-compiler-3.0.jar</a>]<u1:p></u1:p></span></font><o:p></o:p></p>
<p class=MsoNormal><font size=2 color=black face=Arial><span style='font-size:
10.0pt;font-family:Arial'>[Loading superclass and interfaces of
org/drools/lang/RuleParserLexer$228]<u1:p></u1:p></span></font><o:p></o:p></p>
<p class=MsoNormal><font size=2 color=black face=Arial><span style='font-size:
10.0pt;font-family:Arial'>…<u1:p></u1:p></span></font><o:p></o:p></p>
<p class=MsoNormal><font size=2 color=black face=Arial><span style='font-size:
10.0pt;font-family:Arial'><u1:p> </u1:p></span></font><o:p></o:p></p>
<p class=MsoNormal><font size=2 color=black face=Arial><span style='font-size:
10.0pt;font-family:Arial'>It looks like it loaded the same class hundreds of
times until it exhausts the memory.<u1:p></u1:p></span></font><o:p></o:p></p>
<p class=MsoNormal><font size=2 color=black face=Arial><span style='font-size:
10.0pt;font-family:Arial'><u1:p> </u1:p></span></font><o:p></o:p></p>
<p class=MsoNormal><font size=2 color=black face=Arial><span style='font-size:
10.0pt;font-family:Arial'>Any idea why this happens and how to fix this?<u1:p></u1:p></span></font><o:p></o:p></p>
<p class=MsoNormal><font size=2 color=black face=Arial><span style='font-size:
10.0pt;font-family:Arial'><u1:p> </u1:p></span></font><o:p></o:p></p>
<p class=MsoNormal><font size=2 color=black face=Arial><span style='font-size:
10.0pt;font-family:Arial'>Thanks- Dejia<u1:p></u1:p></span></font><o:p></o:p></p>
<pre wrap=""><font size=2 color=black face="Courier New"><span
style='font-size:10.0pt'><o:p> </o:p></span></font></pre><pre
style='text-align:center'><font size=2 color=black face="Courier New"><span
style='font-size:10.0pt'><o:p> </o:p></span></font></pre><pre
style='text-align:center'><font size=2 color=black face="Courier New"><span
style='font-size:10.0pt'><o:p> </o:p></span></font></pre><pre
style='text-align:center'><font size=2 color=black face="Courier New"><span
style='font-size:10.0pt'>
<hr size=4 width="90%" align=center>
</span></font></pre><pre style='text-align:center'><font size=2 color=black
face="Courier New"><span style='font-size:10.0pt'><o:p> </o:p></span></font></pre><pre
style='text-align:center'><font size=2 color=black face="Courier New"><span
style='font-size:10.0pt'><o:p> </o:p></span></font></pre><pre><font
size=2 color=black face="Courier New"><span style='font-size:10.0pt'><o:p> </o:p></span></font></pre><pre><font
size=2 color=black face="Courier New"><span style='font-size:10.0pt'>_______________________________________________<o:p></o:p></span></font></pre><pre><font
size=2 color=black face="Courier New"><span style='font-size:10.0pt'>rules-users mailing list<o:p></o:p></span></font></pre><pre><font
size=2 color=black face="Courier New"><span style='font-size:10.0pt'><a
href="mailto:rules-users@lists.jboss.org">rules-users@lists.jboss.org</a><o:p></o:p></span></font></pre><pre><font
size=2 color=black face="Courier New"><span style='font-size:10.0pt'><a
href="https://lists.jboss.org/mailman/listinfo/rules-users">https://lists.jboss.org/mailman/listinfo/rules-users</a><o:p></o:p></span></font></pre><pre><font
size=2 color=black face="Courier New"><span style='font-size:10.0pt'> <o:p></o:p></span></font></pre>
<p class=MsoNormal><font size=3 color=black face="Times New Roman"><span
style='font-size:12.0pt'><o:p> </o:p></span></font></p>
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