Re: [Wrapper-user] FW: CTRL-BREAK/PAUSE trapped

[Leif M. <le...@ta...>]

Scott,
Ok great.   If they press CTRL-C rather than CTRL-BREAK it will tell
the wrapper to shut down.
That is probably what they meant to do.

Cheers,
Leif

On Wed, May 21, 2008 at 10:53 AM, Scott Myers
<sco...@di...> wrote:
> I apologize for posting the question before getting a complete report from
> the customer. They are in Switzerland so it is difficult to gather complete
> information. I was working off of a report that was translated from German
> to English and it was a bit misleading.
>
> It turns out that the customer was running my app (in Windows) in the
> Windows session (rather than as a Windows Service) and thought it was "hung"
> so he hit CTRL-BREAK repeatedly to try to shut it down. That is what was
> causing the CTRL-BREAK/PAUSE signals. The documentation tells them to enter
> a quit command but they didn't read it.
>
> Thanks for your quick response.
>
> Scott
>
> -----Original Message-----
> From: wra...@li...
> [mailto:wra...@li...] On Behalf Of Leif
> Mortenson
> Sent: Tuesday, May 20, 2008 5:41 PM
> To: wra...@li...
> Subject: Re: [Wrapper-user] FW: CTRL-BREAK/PAUSE trapped
>
> Scott,
> Are you referring to the "CTRL-BREAK/PAUSE trapped" message?
> It looks like you are running on a Windows machine.
>
> Java has a built in feature to allow the user to request a thread dump
> by pressing
> CTRL + <the BREAK key>.   The Wrapper also traps this key sequence so it can
> be forwarded on to the Java process.
>
> Are you saying that the user is seeing this over and over in the logs?
>  I have never
> heard of this signal being sourced by anything other than a user key press.
> You
> can confirm that your customer is not pressing these keys?   If not
> then there must
> be something else running on the system that is generating those key
> press events.
>
> Cheers,
> Leif
>
> On Wed, May 21, 2008 at 7:12 AM, Scott Myers
> <sco...@di...> wrote:
>> I have a customer who is running my application under JSW. They report
>> seeing the message stream below when they start the application.
> Reportedly,
>> this happens over and over.
>>
>>
>>
>> At this point, I'm just looking for a little guidance about how to proceed
>> with this issue. Does anyone know what trigger such a thing?
>>
>>
>>
>> wrapper  | --> Wrapper Started as Console wrapper  | Launching a JVM...
>>
>> jvm 1    | Wrapper (Version 3.2.0) http://wrapper.tanukisoftware.org
>>
>> jvm 1    |
>>
>> wrapper  | CTRL-BREAK/PAUSE trapped.  Asking the JVM to dump its state.
>>
>> jvm 1    | 2008-05-20 10:19:11
>>
>> jvm 1    | Full thread dump Java HotSpot(TM) Client VM (10.0-b19 mixed
> mode,
>> sharing):
>>
>> jvm 1    |
>
> <snip>
>
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