Tomcat Monitoring

2006-07-12 Thread Mr Alireza Fattahi
Hi,

We are using Tomcat 5.5, please let us know if there are any monitoring tools 
that we can use with this server.
We found Lambda Probe mentioned in the posts. 
Are there any built-in tools, or can we find some open sources for this issue?!




~Regards,
~~Alireza Fattahi

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Re: Getting the date/time from the client

2006-07-11 Thread Mr Alireza Fattahi
Hi,

May be you can use:
request.getDateHeader()

Have a look at, there is a related thread there:
http://www.theserverside.com/discussions/thread.tss?thread_id=38542



Vinu Varghese [EMAIL PROTECTED] wrote: Hi All,

 I am doing a project in jsp/servlet and tomcat, which requires to take 
the client date/time (ie the time of the machine the browser is 
running). Is there any way to accomplish this ?

Thanks  regards
Vinu

 

-- 


Vinu Varghese
[EMAIL PROTECTED]
www.x-minds.org




~Regards,
~~Alireza Fattahi

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Re: Tomcat shutdowns unexpectedly - Please help

2006-07-11 Thread Mr Alireza Fattahi
Hi,

I hope I get it correctly, the Tomcat shutdowns when it is ideal. That means no 
one is working with it and there is no connection to it.
If I assume correct and this is the case, please let me know if this shutdown 
happens when there are some connections to it.
We had this problem once with Apache and OracleAS, the OracleAS shouted down 
itself when it does not received any requests (made a suicide!) We end up 
writing a small program which was connected to Tomcat every 10 min and 
requested a dummy page. It solved it.

P.S: Did you configure your Tomcat with Apache?

Hope it helps you!



Martin Gainty [EMAIL PROTECTED] wrote: If the app is crashing then you would 
see exceptions thrown in wither catalina.out / stdout_MMDD.log / 
stderr_MMDD.log
If the service is crashing on startup(misconfigured JVM, startup jars missing) 
then check the jakarta_service_MMDD.log

HTH,
Martin--
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- Original Message - 
From: David Smith 
To: Tomcat Users List 
Sent: Tuesday, July 11, 2006 7:51 AM
Subject: Re: Tomcat shutdowns unexpectedly - Please help


 I'm no expert, but off the top of my head it appears your JVM is 
 crashing.  Especially true if there is absolutely no logging data just 
 before the process stops.  You may have indications of what's happening 
 in other log files like syslog or a core dump file.  You may also want 
 to look at bug reports for your OS and JDK.
 
 
 --David
 
 Arunan Kannan wrote:
 
 Hi,

 Please help me in guiding to find out the root cause of this problem.

 Tomcat Version: jakarta-tomcat-4.1.31
 Server OS: SUN OS 5.8
 JDK version: j2sdk1.4.2_11

 Initially the tomcat server is running perfectly and there is no problem.
 There is no operation done on the server. Simply it is kept idle.
 After some 3 or 4 hours the tomcat gets shutdown unexpectedly.

 This happens repeatedly. Whenever I start the server, after some 3 or 4
 hours it gets stopped.
 There is not enough log to find the cause.

 I have posted this query in lot of forum and still it is a hard luck.
 I configured debug=5 in server.xml under conf directory to get maximum 
 log,
 then also no use.
 There is no application running in the tomcat server.

 Simply the when tomcat is started in this SUN server after a few ours it
 stops always.
 Please help me.
 Please let me know if I need to give more information.

 Thanks in advance,
 Thanks and Regards,
 Arunan

 
 
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~Regards,
~~Alireza Fattahi

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ApacheConfig returns ClassCastException for mod_jk

2006-07-09 Thread Mr Alireza Fattahi
Hi,

We want to configure tomcat 5.5.17 with mod_jk and change server.xml as below:

Engine name=Catalina defaultHost=localhost  
className=org.apache.jk.config.ApacheConfig 

The above changed was mentioned at 
http://tomcat.apache.org/connectors-doc/howto/apache.html; to create a 
mod_jk.conf-auto file.

But, we get an error which sayes:
java.lang.ClassCastException: org.apache.jk.config.ApacheConfig
at 
org.apache.catalina.startup.LifecycleListenerRule.begin(LifecycleListenerRule.java:96)
at org.apache.tomcat.util.digester.Digester.startElement(Digester.java:1275)
at 
com.sun.org.apache.xerces.internal.parsers.AbstractSAXParser.startElement(AbstractSAXParser.java:533)
at 
com.sun.org.apache.xerces.internal.impl.XMLDocumentFragmentScannerImpl.scanStartElement(XMLDocumentFragmentScannerImpl.java:878)
at 
com.sun.org.apache.xerces.internal.impl.XMLDocumentFragmentScannerImpl$FragmentContentDispatcher.dispatch(XMLDocumentFragmentScannerImpl.java:1693)
at 
com.sun.org.apache.xerces.internal.impl.XMLDocumentFragmentScannerImpl.scanDocument(XMLDocumentFragmentScannerImpl.java:368)
at 
com.sun.org.apache.xerces.internal.parsers.XML11Configuration.parse(XML11Configuration.java:834)

Any comments!

Regards,
Alireza Fattahi


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ApacheConfig returns ClassCastException for mod_jk

2006-07-09 Thread Mr Alireza Fattahi
Hi,

We want to configure tomcat 5.5.17 with mod_jk and change server.xml as below:

Engine name=Catalina defaultHost=localhost  
className=org.apache.jk.config.ApacheConfig 

The above was mentioned at 
http://tomcat.apache.org/connectors-doc/howto/apache.html; to create a 
mod_jk.conf-auto file.

But, we get an error which sayes:
java.lang.ClassCastException: org.apache.jk.config.ApacheConfig
at 
org.apache.catalina.startup.LifecycleListenerRule.begin(LifecycleListenerRule.java:96)
at org.apache.tomcat.util.digester.Digester.startElement(Digester.java:1275)
at 
com.sun.org.apache.xerces.internal.parsers.AbstractSAXParser.startElement(AbstractSAXParser.java:533)
at 
com.sun.org.apache.xerces.internal.impl.XMLDocumentFragmentScannerImpl.scanStartElement(XMLDocumentFragmentScannerImpl.java:878)
at 
com.sun.org.apache.xerces.internal.impl.XMLDocumentFragmentScannerImpl$FragmentContentDispatcher.dispatch(XMLDocumentFragmentScannerImpl.java:1693)
at 
com.sun.org.apache.xerces.internal.impl.XMLDocumentFragmentScannerImpl.scanDocument(XMLDocumentFragmentScannerImpl.java:368)
at 
com.sun.org.apache.xerces.internal.parsers.XML11Configuration.parse(XML11Configuration.java:834)

Any comments!

Regards,
Alireza Fattahi


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