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Date: Thu, 10 Nov 2005 20:21:56 +0100
From: Jean-frederic Clere <jfclere@telefonica.net>
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To: harmony-dev@incubator.apache.org
Subject: Re: Code contribution to harmony
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George Harley1 wrote:

>Hi Jean-Frederic, 
>
>My understanding is that while huge TLB pages support was new in the 2.6 
>kernel it was made available as a backport in the RHEL3 2.4 kernel. Not 
>sure if this also made it into the 2.4 kernel for SuSE 8.1. Might be 
>worthwhile checking the documentation for your distribution. 
>  
>
for info: huge TLB pages support has not (yet) been backported to the 
2.4 kernels of www.kernel.org.

>Best regards, 
>George
>
>
>
>
>
>George Harley1/UK/IBM@IBMGB 
>09/11/2005 23:54
>Please respond to
>harmony-dev@incubator.apache.org
>
>
>To
>harmony-dev@incubator.apache.org
>cc
>
>Subject
>Re: Code contribution to harmony
>
>
>
>
>
>
>Hi Jean-Frederic, 
>
>It sounds like you do not have a compatible VM to run with (i.e. a VM that 
>
>implements the proposed interface to the class libraries). As mentioned by 
>
>Tim the other day you can obtain one from the IBM developerWorks site at 
>http://www.ibm.com/developerworks/java/jdk/harmony
>
>If you unzip the archive from the above link into the same directory that 
>you unzipped the code contribution to then the current problem should be 
>sorted. Note that the VM is not part of the code contribution and is only 
>available in binary form under an evaluation license. 
>
>Hope this helps, 
>George
>
>
>
>
>
>Jean-frederic Clere <jfclere@telefonica.net> 
>09/11/2005 22:56
>Please respond to
>harmony-dev@incubator.apache.org
>
>
>To
>harmony-dev@incubator.apache.org
>cc
>
>Subject
>Re: Code contribution to harmony
>
>
>
>
>
>
>Tim Ellison wrote:
>
>  
>
>>Jean-frederic Clere wrote:
>>
>>
>>    
>>
>>>Note when doing ant I get the following:
>>>+++
>>>cc -fpic  -DLINUX -D_REENTRANT -O1 -march=pentium3
>>>-DIPv6_FUNCTION_SUPPORT  -DHYX86 -DHYPORT_LIBRARY_DEFINE
>>>-I../include     -c -o hyvmem.o hyvmem.c
>>>hyvmem.c: In function `hyvmem_reserve_memory':
>>>hyvmem.c:311: `SHM_HUGETLB' undeclared (first use in this function)
>>>hyvmem.c:311: (Each undeclared identifier is reported only once
>>>hyvmem.c:311: for each function it appears in.)
>>>make[1]: Leaving directory
>>>`/home/jfclere/harmony/Harmony/native-src/linux.IA32/port'
>>>make[1]: *** [hyvmem.o] Error 1
>>>make: *** [_port] Error 2
>>>+++
>>>
>>>So the requirements on Linux are a 2.6.x kernel, aren't they?
>>>
>>>
>>>      
>>>
>>No, should work ok on 2.4 (e.g. RHEL3) What are you compiling on?
>>
>>
>>    
>>
>Suse 8.1:
>+++
>jfclere@jfcexpert:~/harmony/Harmony> more /etc/SuSE-release
>SuSE Linux 8.1 (i386)
>VERSION = 8.1
>+++
>I have added:
>#define SHM_HUGETLB     04000   /* segment will use huge TLB pages */
>in native-src/linux.IA32/port/hyvmem.c to work-round the problem.
>
>The next problem is:
>+++
>jfclere@jfcexpert:~/harmony/Harmony> ./deploy/jre/bin/java --help
>Failed to open JVM DLL: 
>/home/jfclere/harmony/Harmony/deploy/jre/bin/default/clearvm 
>(/home/jfclere/harmony/Harmony/deploy/jre/bin/default/libclearvm.so: 
>cannot open shared object file: No such file or directory)
>+++
>
>  
>
>>The platforms we are using include:
>>- Red Hat EL3 Update 5
>>- Red Hat EL4 Update 1
>>- SLES 9 SP1
>>(on Pentium III, Pentium 4, and Pentium Xeon processors).
>>
>>Regards,
>>Tim
>>
>>
>>
>>    
>>
>>>Cheers
>>>
>>>Jean-Frederic
>>>
>>>
>>>
>>>
>>>      
>>>
>>
>>    
>>
>
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>  
>