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From Erik Abele <e...@codefaktor.de>
Subject Re: docs-build and java stack size
Date Thu, 20 Sep 2007 17:42:26 GMT
On 13.09.2007, at 21:19, Eric Covener wrote:

> On 9/13/07, Erik Abele <erik@codefaktor.de> wrote:
>> On 12.09.2007, at 16:12, Eric Covener wrote:
>>
>>> build.sh has:
>>>
>>>> # raise stack size...
>>>> ANT_OPTS="-Xmx128m -mx128m"
>>>
>>> AFAICT those affect the heap only and to change the native thread
>>> stack size java seems to want -ss/-Xss.
>>
>> Yep, 'java -X' tells:
>>
>>      -Xms<size>        set initial Java heap size
>>      -Xmx<size>        set maximum Java heap size
>>      -Xss<size>        set java thread stack size
>>
>> Though the last time we had any mem-related problems it was
>> sufficient to simply raise the heap.
>>
>>> Adding -Xss10m allowed me to get past java.lang.StackOverflowError
>>> during the  docs build.
>>
>> Hmm, considering the default thread stack size of 512kb on Sparc and
>> 256kb on Intel for 1.3 and 1.4 32-bit VMs I think this is a bit too
>> much, no? (Since it quickly adds up to the whole amount of mem  
>> used...)
>>
>> Does it also work with 1mb, 2mb or 4mb?
>>
>> Ah, and just out of interesst, what does 'ulimit -s' say for you? On
>> OS X it's 8192k so 10m is kind of moot here anyway, though shouldn't
>> do any harm :)
>>
>
> FWIW on this system (IBM java5 ppc32) 512k fails, 1m succeeds.

Since nobody else chimed in so far I've just committed a ppc-specific  
fix for build.sh - IBMs Java 5 is known to cause several issues  
there... (you may also want to try 1.4.2 which is more stable IIRC).

Cheers,
Erik

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