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From "Geir Magnusson Jr." <g...@pobox.com>
Subject Re: [application] [feedback] VM crashed when running Poleposition on Harmony
Date Sat, 14 Oct 2006 17:19:15 GMT


Andrew Zhang wrote:
> On 10/15/06, Geir Magnusson Jr. <geir@pobox.com> wrote:
>>
>>
>>
>> Andrew Zhang wrote:
>> > On 10/14/06, Alexey Petrenko <alexey.a.petrenko@gmail.com> wrote:
>> >>
>> >> Andrew,
>> >>
>> >> did you use latest snapshot or build classlib and drlvm from the 
>> latest
>> >> sources?
>> >
>> >
>> > I downloaded the drlvm from latests snapshot.
>> > I also tried some other applications, and found DRLVM is vulnerable 
>> when
>> > running multi-thread application. Has drlvm completed thread
>> functionality?
>> > Thanks!
>>
>> No, we're still working on that.
> 
> 
> oh... where can I see the status?

I don't think it's that simple.  We have a full implementation, but 
there are bugs and architectural issues that are still being worked on.

Look for discussion in a thread titled : "thread library - let there be 
one!"  for one aspect of many regarding threading.

geir

> 
>>
>> > btw, my environment is: windows xp & sp2.
>> >
>>
>> can you try to build DRLVM debug and see what it says?  That will
>> help...  The build is very straightforward.
> 
> 
> np. l'll try later. too sleepy to build it now. :)
> 
> geir
>>
>> >
>> > SY, Alexey
>> >>
>> >> 2006/10/14, Andrew Zhang <zhanghuangzhu@gmail.com>:
>> >> > PolePosition is a benchmark test suite to compare database engines
>> and
>> >> > object-relational mapping technology. (http://www.polepos.org/). I
>> >> tried
>> >> to
>> >> > run PolePosition on Harmony(lastest build), but unfortunately vm
>> >> crashed
>> >> > during the execution.
>> >> >
>> >> > The DRLVM crashes at the very early stage, while IBM VME crashes
>> >> after a
>> >> > while. No error message is printed out from DRLVM, while IBM VME
>> gives
>> >> > following message [1]. Any comments about "jclclear_23.dll" and "the
>> >> extra
>> >> > info 0012FB7C" ?
>> >> >
>> >> > [1] IBM VME error message:
>> >> > Unhandled exception
>> >> > Type=Segmentation error vmState=0x00040000
>> >> > J9Generic_Signal_Number=00000004 ExceptionCode=c0000005
>> >> > ExceptionAddress=7F96A8EC ContextFlags=0001003f
>> >> > Handler1=7FE50390 Handler2=7FD074F0 InaccessibleAddress=0137D580
>> >> > EDI=0074BB40 ESI=0081F100 EAX=11761268 EBX=0137D568
>> >> > ECX=0000000C EDX=00000004
>> >> > EIP=7F96A8EC ESP=0012F81C EBP=001D5500
>> >> > Module=D:\Harmony\deploy\jdk\jre\bin\default\jclclear_23.dll
>> >> > Module_base_address=7F950000 Offset_in_DLL=0001a8ec
>> >> > Target=2_30_20060727_07300_lHdSMR (Windows XP 5.1 build 2600 Service
>> >> Pack 2)
>> >> > CPU=x86 (1 logical CPUs) (0x1f77c000 RAM)
>> >> > ...
>> >> >     _org.apache.harmony.vmi.portlib (extra info: 0012FB7C)
>> >> >     -Xjcl:jclclear_23
>> >> >     _j2se_j9=136448
>> >> >
>> >> > --
>> >> > Best regards,
>> >> > Andrew Zhang
>> >> >
>> >> >
>> >>
>> >>
>> >> --
>> >> Alexey A. Petrenko
>> >> Intel Middleware Products Division
>> >>
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>> >>
>> >>
>> >
>> >
>>
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>>
> 
> 

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