Re: [Wrapper-user] unable to load native library on AIX

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

Santo,
    Can you try launching your application with the wrapper.debug=true 
property set,
then try stopping your application with kill halt.  I should be able to 
see what is
happening there from the debug output.

Cheers,
Leif

First Last wrote:

> Leif,
>  
> I checked whether our AIX machine is running in 64-bit mode and indeed 
> it is.
> Apparently one of my colleagues needed 64-bit mode for testing 
> purposes and therefore
> switched the machine to 64-bit mode.
>  
> So, the problem that the libwrapper.so library cannot be loaded is 
> probably caused by this.
>  
> But, apart from that, I still have problems shutting down my 
> application in a normal clean way.
> Only "kill -9" can bring the application down.
>  
> I thought this had to do with the libwrapper.so issue, but because 
> that seems to be caused by the 64-bit mode, it's probably something 
> else that is causing this.
>  
> thanks,
>  
> Santo
>
> */Leif Mortenson <le...@ta...>/* wrote:
>
>     Santo,
>     I am not familiar with AIX personally. It is built by a user who
>     donates their time.
>     This problem has been seen on other platforms however when a 32-bit
>     version of
>     the Wrapper is run with a 64-bit JVM. The Wrapper binary works
>     fine as
>     it is a
>     separate process. But the native library is not able to be loaded due
>     to linking
>     problems.
>     The other possible causes, a bad so file and file permissions, have
>     already been
>     checked by you.
>
>     You might want to try running with "-verbose:jni -Xcheck:jni" set
>     when launching
>     the JVM. That might (??) give you a little more information.
>
>     Cheers,
>     Leif
>
>     First Last wrote:
>
>     > Hi,
>     >
>     > I'm using the java service wrapper on several platforms (windows,
>     > solaris and aix).
>     > On the aix platform, I get the following error:
>     >
>     > STATUS | wrapper | 2005/06/14 11:37:29 | --> Wrapper Started as
>     Daemon
>     > STATUS | wrapper | 2005/06/14 11:37:29 | Launching a JVM...
>     > INFO | jvm 1 | 2005/06/14 11:37:30 |
>     > INFO | jvm 1 | 2005/06/14 11:37:30 | WARNING - Unable to load the
>     > Wrapper's native library 'libwrapper.so'.
>     > INFO | jvm 1 | 2005/06/14 11:37:30 | The file is
>     > located on the path at the following location but
>     > INFO | jvm 1 | 2005/06/14 11:37:30 | could not be loaded:
>     > INFO | jvm 1 | 2005/06/14 11:37:30 |
>     > /TivoliNotFwk/dman/bin/aix/./libwrapper.so
>     > INFO | jvm 1 | 2005/06/14 11:37:30 | Please verify that
>     > the file is readable by the current user
>     > INFO | jvm 1 | 2005/06/14 11:37:30 | and that the file
>     > has not been corrupted in any way.
>     > INFO | jvm 1 | 2005/06/14 11:37:30 | System signals
>     > will not be handled correctly.
>     > INFO | jvm 1 | 2005/06/14 11:37:30 |
>     > INFO | jvm 1 | 2005/06/14 11:37:3 0 | Wrapper (Version 3.1.2)
>     > http://wrapper.tanukisoftware.org
>     >
>     > Despite the error, the application gets started, but we are not
>     able
>     > to shut it down in a normal way (only with kill -9)
>     >
>     > I already tried to redownload the wrapper files, changing the file
>     > permissions, but nothing helps.
>     > Seems like the native library is corrupt in some way ?
>     >
>     > I'm using v3.1.2 (as far as I know that's the most recent version)
>     >
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