On 17/11/2011 6:55 AM, Kelly O'Hair wrote:

On windows, it's more of a "give me a block of memory this big", and sometimes 
even if the
system has 4GB, it might not have a 1GB hole to give you. :^(  So java just 
dies on startup.

And if you make this number>  RAM, the Linux/Solaris systems could very easily 
just page thrash.

We could declare that 2GB RAM is the minimum now, on all systems, and do as you 
say, but
there are people out there with less RAM, I think...  not me...

Right - and while the build system already tries to account for such machines by lowering MIN/MAX_VM_MEMORY the settings in this makefile actually seem to override that and ignore it completely (which seems wrong to me).

David
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-kto

On Nov 16, 2011, at 12:40 PM, Mike Duigou wrote:

Since this is the maximum memory limit and not a specified allocation why not 
go right to 1GB?

The netbeans launcher scripts also have some nice code which could determine an 
appropriate maximum for a given configuration.

Mike

On Nov 16 2011, at 12:00 , build-dev-requ...@openjdk.java.net wrote:
Hi,

Here is a tiny change to increase the heap space for javadoc, during the
jdk build,  this allows the build to complete and speeds up the build as
well.

fyi. The heap space was on the borderline of  running out of heap and cause
an OOM,  some recent changes  have increased the memory requirement,
and tipped the scale over.

http://cr.openjdk.java.net/~ksrini/7112160/

Thanks
Kumar

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