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From "Geir Magnusson Jr." <g...@pobox.com>
Subject Re: [drlvm] Need help debugging
Date Wed, 13 Sep 2006 05:53:18 GMT


Vladimir Gorr wrote:
> I was able to sucessfully run both applications (Eclipse & ActiveMQ) for 
> the
> recent build.

what changed?

geir

> 
> Thanks,
> Vladimir.
> 
> On 9/12/06, Geir Magnusson Jr. <geir@pobox.com> wrote:
>>
>> doh.  Thanks.  I feel dumb for not trying the simplest thing first :)
>>
>> There's a test...
>>
>> geir
>>
>>
>> Anton Luht wrote:
>> > Hello,
>> >
>> > The 'java -jar' launcher prints dump and exits even on a minimal
>> > HelloWorld app jar - please see
>> > http://issues.apache.org/jira/browse/HARMONY-1444
>> >
>> > On 9/12/06, Anton Luht <anton.luht@gmail.com> wrote:
>> >> No, I used hand-made build from SVN.
>> >>
>> >> BTW, sorry for confusion about 'broken data'. The pointer value is
>> >> changed inside the method - this assignment should be removed.
>> >>
>> >> On 9/12/06, Vladimir Gorr <vvgorr@gmail.com> wrote:
>> >> > Did you run this application for the recent binaries got from the 
>> SVN
>> >> > sources?
>> >> > As for me my results differ from Geir ones, namely, DRLVM crashes
>> >> for both
>> >> > Windows & Linux as follows:
>> >> >
>> >> > =======
>> >> > Windows
>> >> > =======
>> >> >
>> >> > vgorr@ /cygdrive/c/Tools/incubator-activemq-4.0
>> >> > $ echo JAVA_HOME
>> >> > JAVA_HOME
>> >> >
>> >> > vgorr@ /cygdrive/c/Tools/incubator-activemq-4.0
>> >> > $ echo $CLASSPATH
>> >> > c:/Tools/incubator-activemq-4.0/lib
>> >> >
>> >> > vgorr@ /cygdrive/c/Tools/incubator-activemq-4.0
>> >> > $ which java
>> >> >
>> >>
>> /cygdrive/c/DrlSrc/drlvm/trunk/build/win_ia32_msvc_debug/deploy/jre/bin/java 
>>
>> >>
>> >> >
>> >> > vgorr@ /cygdrive/c/Tools/incubator-activemq-4.0
>> >> > $ bin/activemq
>> >> > cygpath: can't convert empty path
>> >> >
>> >> > An unhandled error (4) has occurred.
>> >> > HyGeneric_Signal_Number=00000004
>> >> > ExceptionCode=c0000005
>> >> > ExceptionAddress=00F3D648
>> >> > ContextFlags=0001003f
>> >> > Handler1=00401010
>> >> > Handler2=11105D20
>> >> > InaccessibleAddress=00F3D648
>> >> > EDI=0013F9D4
>> >> > ESI=0013F768
>> >> > EAX=00000000
>> >> > EBX=0000000B
>> >> > ECX=00000001
>> >> > EDX=0000000C
>> >> > EIP=00F3D648
>> >> > ESP=0013F764
>> >> > EBP=0013F770
>> >> > Module=
>> >> > Module_base_address=00F30000
>> >> > Offset_in_DLL=0000d648
>> >> > ====
>> >> > Linux
>> >> > ====
>> >> >
>> >> > sh bin/activemq
>> >> > java:
>> >> >
>> >>
>> /nfs/ins/proj/drl/coreapi/vgorr/drlvm/trunk/vm/vmcore/src/exception/exceptions.cpp:143:

>>
>> >>
>> >> > _jobject* create_exception(const char*): Assertion
>> >> > `hythread_is_suspend_enabled()' failed.
>> >> > abort_handler()
>> >> > Aborted
>> >> >
>> >> >
>> >> > Thanks,
>> >> > Vladimir.
>> >> >
>> >> > On 9/12/06, Anton Luht <anton.luht@gmail.com> wrote:
>> >> > >
>> >> > > Hello,
>> >> > >
>> >> > > I'm observing the same problem - ActiveMQ can't start - on DRLVM
+
>> >> > > Classlibrary build 442240 .
>> >> > >
>> >> > > The problem I see first is that in
>> >> > > <classlib 
>> root>\modules\luni\src\main\native\launcher\shared\main.c
>> >> > >
>> >> > > in function 'static int invocation' after call 'createVMArgs'
>> >> variable
>> >> > > 'mainClassJar' contains garbale while in the very end of 'static
>> int
>> >> > > createVMArgs' it contains valid string
>> >> > > 'org.apache.harmony.kernel.vm.JarRunner' . If we comment out
>> >> > > 'hymem_allocate_memory' in that function:
>> >> > >
>> >> > > if (isStandaloneJar)
>> >> > >    {
>> >> > >      if (useDefaultJarRunner == 0)
>> >> > >        {
>> >> > >          //:::commented out:::: mainClassJar =
>> >> hymem_allocate_memory (50);
>> >> > >          if (mainClassJar == NULL)
>> >> > >
>> >> > > the application will crash a little later. Note: we can comment
>> this
>> >> > > out because memory for mainClassJar is already allocated in the
>> >> > > calling method.
>> >> > >
>> >> > > I believe that the general problem is that contents of memory
>> >> alocated
>> >> > > with hymem_allocate_memory get somehow broken on exit from a
>> method.
>> >> > >
>> >> > > On 9/9/06, Geir Magnusson Jr. <geir@pobox.com> wrote:
>> >> > > > I applied the GCv4.1 patch and now I pass smoke test.  I
suspect
>> >> it may
>> >> > > > be because the patch modifies the LOS test, but I'm not so
sure.
>> >> > > >
>> >> > > > that patch (HARMONY-1269) is a sole-author patch to our existing
>> >> > > > codebase, and while I do have a BCC to put in SVN, I think
that
>> >> this is
>> >> > > > a patch, and not a "bulk contribution", so I'll go forward
and
>> >> commit
>> >> > > it.
>> >> > > >
>> >> > > > geir
>> >> > > >
>> >> > > >
>> >> > > > Geir Magnusson Jr. wrote:
>> >> > > > > More news - I'm not passing the smoke tests. gc.LOC
just spins
>> >> (and
>> >> > > > > sucks a lot of memory in).
>> >> > > > >
>> >> > > > > Clearly what I thought were trivial changes to switch
to use
>> the
>> >> > > > > launcher had hidden effects.  Any suggestions where
to start
>> >> looking?
>> >> > > > >
>> >> > > > > geir
>> >> > > > >
>> >> > > > > Geir Magnusson Jr. wrote:
>> >> > > > >> I was testing the DRLVM-in-Launcher setup and something
is
>> >> seriously
>> >> > > > >> broken.
>> >> > > > >>
>> >> > > > >> On Ubuntu, both debug and release builds, it will
run Tomcat
>> >> ok, but
>> >> > > > >> when I try something like Eclipse 3.2 or ActiveMQ
4.0.2 the
>> >> program
>> >> > > > >> runs and silently exits.  No log output, no console
output.
>> >> > > > >>
>> >> > > > >> I've been trying to find a hint of what is making
it unhappy,
>> >> but so
>> >> > > > >> far, no luck.
>> >> > > > >>
>> >> > > > >> I've been staring at the output with -Xlog and -Xtrace,
and
>> >> there
>> >> > > > >> doesn't seem to be any errors, but I don't know
what to look
>> >> for.  (
>> >> > > > >>
>> >> > > > >> I've captured the stream and placed it here :
>> >> > > > >>
>> >> > > > >>
>> >> http://people.apache.org/~geirm/activemq-logstream-20060909.txt
>> >> > > > >>
>> >> http://people.apache.org/~geirm/activemq-tracestream-20060909.txt
>> >> > > > >>
>> >> > > > >> If anyone has any hints, I'd be mighty obliged...
>> >> > > > >>
>> >> > > > >> geir
>> >
>>
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>>
> 

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