futex_wait problem

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futex_wait problem

by Amahdy :: Rate this Message:

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Hey there!
I'm running fedora 10, with OpenJDK 1.6, and developing with NetBeans 6.5, lately I got a problem with any java application, I can't run any java-based application and always receiving a "futex_wait" hanging on any java based application, I mean, when I run a java-based application I get a hanging interface and when i take a look at running process I see the java process is hanging in "futex_wait" FOR EVER and the application won't run ... I mean here by java-based application a application developed by me maybe, or any other like "netbeans" itself I cant run it, neither "logfactor5", nor any java application or applet for example ...

what I did lately in the system before that appears was installaing "fedora eclipse", and updated the system, I removed all the eclipse stuff and the problem still there, please help me to fix it and/or fix the bug ... Thanks!

Re: futex_wait problem

by Florian Weimer :: Rate this Message:

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* Amahdy:

> I'm running fedora 10, with OpenJDK 1.6, and developing with NetBeans 6.5,
> lately I got a problem with any java application, I can't run any java-based
> application and always receiving a "futex_wait" hanging on any java based
> application, I mean, when I run a java-based application I get a hanging
> interface and when i take a look at running process I see the java process
> is hanging in "futex_wait" FOR EVER and the application won't run ... I mean
> here by java-based application a application developed by me maybe, or any
> other like "netbeans" itself I cant run it, neither "logfactor5", nor any
> java application or applet for example ...

You should probably ask on a Fedora mailing list.  You should also use
jps and jstack to get a stack dump from the stuck process.

Re: futex_wait problem

by Amahdy :: Rate this Message:

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OK thanks for ur reply, I opened a thread and here is a link for future reference:
http://forums.fedoraforum.org/showthread.php?p=1191481

BUT, I have just a question, I don't know what's "jps" or "jstack" ... is it a java-based application? I can't make any java-based application to run including the java-cpl and the java-policy-tool ... I have removed all the OpenJDK stuff and reinstalled them without any result ... can u help me please?

On Thu, Mar 26, 2009 at 11:23 PM, Florian Weimer <fw@...> wrote:
* Amahdy:

> I'm running fedora 10, with OpenJDK 1.6, and developing with NetBeans 6.5,
> lately I got a problem with any java application, I can't run any java-based
> application and always receiving a "futex_wait" hanging on any java based
> application, I mean, when I run a java-based application I get a hanging
> interface and when i take a look at running process I see the java process
> is hanging in "futex_wait" FOR EVER and the application won't run ... I mean
> here by java-based application a application developed by me maybe, or any
> other like "netbeans" itself I cant run it, neither "logfactor5", nor any
> java application or applet for example ...

You should probably ask on a Fedora mailing list.  You should also use
jps and jstack to get a stack dump from the stuck process.
 

Re: futex_wait problem

by Amahdy :: Rate this Message:

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Hey, this is just to confirm that I figured that this is not java related issue, updates are found here:
http://forums.fedoraforum.org/showthread.php?p=1191574&posted=1#post1191574

if anybody have any idea or resolution please share it, thanks!

On Thu, Mar 26, 2009 at 11:58 PM, Amahdy <mrjava.javaman@...> wrote:
OK thanks for ur reply, I opened a thread and here is a link for future reference:
http://forums.fedoraforum.org/showthread.php?p=1191481

BUT, I have just a question, I don't know what's "jps" or "jstack" ... is it a java-based application? I can't make any java-based application to run including the java-cpl and the java-policy-tool ... I have removed all the OpenJDK stuff and reinstalled them without any result ... can u help me please?


On Thu, Mar 26, 2009 at 11:23 PM, Florian Weimer <fw@...> wrote:
* Amahdy:

> I'm running fedora 10, with OpenJDK 1.6, and developing with NetBeans 6.5,
> lately I got a problem with any java application, I can't run any java-based
> application and always receiving a "futex_wait" hanging on any java based
> application, I mean, when I run a java-based application I get a hanging
> interface and when i take a look at running process I see the java process
> is hanging in "futex_wait" FOR EVER and the application won't run ... I mean
> here by java-based application a application developed by me maybe, or any
> other like "netbeans" itself I cant run it, neither "logfactor5", nor any
> java application or applet for example ...

You should probably ask on a Fedora mailing list.  You should also use
jps and jstack to get a stack dump from the stuck process.