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Re: [jetty-users] Simplest way to detect: Hey, where'd my thread go?
|
well, after an OOME all bets are generally off and your jvm is going
to have to go down to be predictable again...I suspect that is part of
the rational
jesse
--
jesse mcconnell
jesse.mcconnell@xxxxxxxxx
On Tue, Jun 26, 2012 at 10:58 AM, Tamás Cservenák <tamas@xxxxxxxxxxxxx> wrote:
> To conclude, after I debugged a bit:
>
> Jetty is nice and dandy, logs the problem, as long you have some runtime
> exception (anything that descends from Exception)...
>
> But is grumpy and silent when you have an Error (like OutOfMemoryError).
>
> And in both cases, thread gets removed from the pool, but in 2nd case you
> have no notification about it at all in logs...
>
>
> Thanks,
> ~t~
>
> On Tue, Jun 26, 2012 at 4:45 PM, Tamás Cservenák <tamas@xxxxxxxxxxxxx>
> wrote:
>>
>> New info:
>>
>> It's a nice OutOfMemoryError in Nexus code.
>>
>> I remember I saw some thread (or Jira issue) about why Jetty intentionally
>> does not handle this... am I right?
>>
>>
>> Thanks,
>> ~t~
>>
>>
>> On Tue, Jun 26, 2012 at 4:14 PM, Tamás Cservenák <tamas@xxxxxxxxxxxxx>
>> wrote:
>>>
>>> Hi Jetty list!
>>>
>>> I have a situation where I confirmed that Jetty's pool is "loosing"
>>> threads. I bet it's my code (runtime or maybe even Error is thrown somewhere
>>> I assume?), but...
>>>
>>> What is the easiest thing with Jetty (8.1.x), to instrument the threads,
>>> or install some "custom" UncaughtExceptionHandler or alike (to detect and
>>> see where any why is this happening)?
>>>
>>> Also, what is the default Jetty behavior with Threads that happens to
>>> throw some Runtime Exception or Error? The Jetty log contains no entry about
>>> anything, so I am just speculating the reasons why threads
>>> are disappearing....
>>>
>>> What UncaughtExceptionHandler is by default used?
>>>
>>>
>>> Any help appreciated.
>>>
>>> Reference to:
>>> http://www.ibm.com/developerworks/java/library/j-jtp0924/index.html
>>>
>>>
>>> Thanks,
>>> ~t~
>>
>>
>
>
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