Re: Segmentation fault when trying to use the max heap

>>>>> "Chisheng" == Chisheng Huang <[email protected]> writes:

    Chisheng> ... snipped ...
    Chisheng> 58100000-58102000 rwxp 01cab000 08:01 1416903    /usr/local/cmucl-2016-02/lib/cmucl/lib/lisp-sse2.core
    Chisheng> 58102000-b5d00000 rwxp 00000000 00:00 0 
    >> 
    >> Ok. The max memory (in x86-validate-linux.h) expects to be able to
    >> allocate memory up to 0xbe000000...
    >> 
    Chisheng> b7b82000-b7fea000 rw-p 00000000 00:00 0 
    Chisheng> b7ffe000-b8000000 rw-p 00000000 00:00 0 
    Chisheng> bffdf000-c0000000 rw-p 00000000 00:00 0          [stack]
    >> 
    >> but this map shows that you have something at 0xb7b82000.  This
    >> probably explains why you can't allocate the full 1631 MB that
    >> x86-validate-linux.h thinks are available.  For portability I'll have
    >> to reduce that limit so that the top of the heap is below 0xb7b82000
    >> or so for a max of 1530 MB or so.
    >> 
    >> Can you verify that -dynamic-space-size 1530 works?

    Chisheng> Yes, a dynamic space size of 1530 works on my computer.  Thank you very
    Chisheng> much for maintaing CMUCL.

Thanks for testing.  I'll update the limit soon; it should be correct
in the next snapshot coming soon.

--
Ray

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