Re: [Wrapper-user] Debugging with wrapper

[Chandra P. <cp...@ig...>]

I see how your proposal is more compliant and semantically correct than 
mine which is in the spirit of 'benevolent dictatorship'. Either way, it 
would be nice to have nice debugging experience.



da...@sm... wrote:
> I agree and disagree. I don't think the wrapper should set its ping to  
> 0 if debug is set, but I do think it should not restart when debug is  
> set. Maybe record in in the log file that it timed out, but due to  
> debug existing, the application won't be restarted, unless there is  
> some super-sexy way of finding out from the debugged application that  
> the wrapper thread (and others depending upon the debugger that  
> connects to it) has been debug paused.
> 
> My thoughts at least!
> 
> Cheers again Leif!
> 
> Quoting Chandra Patni <cp...@ig...>:
> 
>> I think wrapper should set ping timeout to zero if -Xdebug and
>> -Xrunjdwp .... option is set  for JVMDI supporting VMs. And print out
>> this as warning. It should also do the same when -agentlib:jdwp...
>> option is set for newer JVMTI supporting VMs. Otherwise, it will always
>> result in surprised user.
>>
>>
>>
>> Leif Mortenson wrote:
>>
>>> Chandra,
>>> I'm not sure of any way to let the Wrapper know that the JVM is   
>>> paused due to
>>> debug mode.  You would not want to disable the ping timeout simply 
>>> because
>>> debug was enabled.    I should add a note about this or maybe make   
>>> the Wrapper
>>> provide some additional info if the command line contains -Xdebug.  
>>> Setting
>>> wrapper.ping.timeout to 0 should solve the problem for you however.
>>>
>>> Cheers,
>>> Leif
>>>
>>> Chandra Patni wrote:
>>>
>>>> I started my JVM with
>>>> -Xdebug -Xnoagent -Djava.compiler=NONE   
>>>> -Xrunjdwp:transport=dt_socket,server=y,suspend=n,address=5005
>>>>
>>>> and attached IDE debugger. Blocked a JSP thread on a breakpoint.   
>>>> The wrapper restarts/shuts down (depending on   
>>>> wrapper.disable_restarts=TRUE) the VM.
>>>>
>>>>
>>>> ERROR  | wrapper  | 2006/05/09 16:35:02 | JVM appears hung: Timed   
>>>> out waiting for signal from JVM.
>>>> ERROR  | wrapper  | 2006/05/09 16:35:02 | JVM did not exit on   
>>>> request, terminated
>>>> STATUS | wrapper  | 2006/05/09 16:35:03 | JVM Restarts disabled.   
>>>> Shutting down.
>>>> STATUS | wrapper  | 2006/05/09 16:35:03 | <-- Wrapper Stopped
>>>>
>>>> I can set the wrapper.ping.timeout to zero to avoid this.   
>>>> Shouldn't wrapper should detect debug mode?
>>>>
>>>>
>>>>
>>>> -------------------------------------------------------
>>>> Using Tomcat but need to do more? Need to support web services, 
>>>> security?
>>>> Get stuff done quickly with pre-integrated technology to make your  
>>>>  job easier
>>>> Download IBM WebSphere Application Server v.1.0.1 based on Apache 
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>>>>
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>>>>
>>>
>>>
>>>
>>> -------------------------------------------------------
>>> Using Tomcat but need to do more? Need to support web services, 
>>> security?
>>> Get stuff done quickly with pre-integrated technology to make your   
>>> job easier
>>> Download IBM WebSphere Application Server v.1.0.1 based on Apache 
>>> Geronimo
>>> http://sel.as-us.falkag.net/sel?cmd=lnk&kid=120709&bid=263057&dat=121642
>>> _______________________________________________
>>> Wrapper-user mailing list
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>>
>>
>>
>> -------------------------------------------------------
>> Using Tomcat but need to do more? Need to support web services, security?
>> Get stuff done quickly with pre-integrated technology to make your job 
>> easier
>> Download IBM WebSphere Application Server v.1.0.1 based on Apache 
>> Geronimo
>> http://sel.as-us.falkag.net/sel?cmd=lnk&kid=120709&bid=263057&dat=121642
>> _______________________________________________
>> Wrapper-user mailing list
>> Wra...@li...
>> https://lists.sourceforge.net/lists/listinfo/wrapper-user
> 
> 
> 
> 
> 
> -------------------------------------------------------
> Using Tomcat but need to do more? Need to support web services, security?
> Get stuff done quickly with pre-integrated technology to make your job 
> easier
> Download IBM WebSphere Application Server v.1.0.1 based on Apache Geronimo
> http://sel.as-us.falkag.net/sel?cmd=k&kid0709&bid&3057&dat1642
> _______________________________________________
> Wrapper-user mailing list
> Wra...@li...
> https://lists.sourceforge.net/lists/listinfo/wrapper-user