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Message-ID: <40334D23.1000504@decodon.com>
Date: Wed, 18 Feb 2004 12:31:47 +0100
From: Frank-Michael Moser <moser AT decodon DOT com>
Organization: DECODON GmbH
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To: cygwin AT cygwin DOT com
Subject: Re: Java Thread Dump in Bash
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Ha, now I saw a thread dump in bash console. Unfortunately it kills 
immediately the java app. In RXVT I see a single new line with "i" 
printed and the app is killed.

My $CYGWIN is "nontsec nosmbntsec". Java is run from SDK as you do. My 
cygwin is latest, too (just updated again).

Frank-Michael.

Randall R Schulz wrote:
> Frank-Michael,
> 
> At 12:09 2004-02-17, Frank-Michael Moser wrote:
> 
>> Unfortunately neither Ctrl-Break nor Ctrl-Scroll produce a thread dump 
>> not in pure bash and not in RXVT for me. I'm using latest cygwin and 
>> tried JDK 1.4.2_02 and 1.5.0 beta.
>>
>> Also the java applications I tried do not read from standard input.
>>
>> What versions (cygwin/java) do you use.
> 
> 
> Cygwin: Latest "kernel" and latest version of all packages.
> Java: Latest (specifically, 1.4.2_03); If it might matter, I generally 
> use the "java" and "javac" commands from the SDK bin, not the "jre" bin. 
> That's the directory that includes the compiler and related development 
> tools, where as the jre bin has only the JVM and other runtime resources.
> 
> By "pure BASH" I take it you mean BASH in a console window, in contrast 
> to an RXVT window. I do _not_ use the "tty" option in the CYGWIN 
> environment variable. Do you?
> 
> 
>> Is it worth to send my cygcheck output attached? Should I really 
>> expect Ctrl-Break to work - this would be great?
> 
> 
> I expect it to work because it does work for me...
> 
> Cygcheck output isn't anything I can use for any purpose I can think of 
> in resolving this discrepancy between how your system and mine behave.
> 
> 
>> Frank-Michael
> 
> 
> Randall Schulz
> 
> 
>> Randall R Schulz wrote:
>>
>>> Frank-Michael,
>>>
>>> CTRL-BREAK produces a thread-dump using the latest Sun JVM on my 
>>> system when launched from BASH. However, if the program is reading 
>>> standard input from the unredirected console, it receives an 
>>> end-of-file indication on that stream as well.
>>>
>>> Randall Schulz
>>>
>>> At 03:42 2004-02-17, Frank-Michael Moser wrote:
>>>
>>>> Searching the mailing list archive I found that there is an old 
>>>> thread from Dec 2000 which exactly describes my problem:
>>>>
>>>> http://sources.redhat.com/ml/cygwin/2000-12/msg00490.html
>>>>
>>>> In short: Using Ctrl-Scroll does not cause a Java program to dump 
>>>> threads as it does in cmd.exe. Unfortunately the thread ended up 
>>>> with some personal strife.
>>>>
>>>> I understand that the signal problem could be by design. But now (3 
>>>> years later) maybe there are news about this issue? Has someone a 
>>>> way to work around this problem?
>>>>
>>>> Frank-Michael
> 
> 
> 
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