[Vm-dev] newDelta >0 failed in sqUnixMemory

Damien Cassou damien.cassou at gmail.com
Mon Feb 2 10:40:24 UTC 2009


On Sat, Jan 31, 2009 at 5:55 PM, David T. Lewis <lewis at mail.msen.com> wrote:
> Maybe as a next step you can break out the calculation further:
>       int argToAlign = oldLimit - heap + delta;
>       int align = valign(argToAlign);
>       int newSize= min(align, heapLimit);
>
> Also printing the values of heap and heapLimit might give a clue.

     int argToAlign = oldLimit - heap + delta;
     int align = valign(argToAlign);
      int newSize= min(align, heapLimit);
      int newDelta= newSize - heapSize;
  [...]
      if(newDelta < 0)
	fprintf(stderr,
		"oldLimit=%p\ndelta=%d\nnewSize=%d\nnewDelta=%d\nalign=%d\nargToAlign=%d\nheap=%d\nheapLimit=%d\n",oldLimit,delta,newSize,newDelta,align,argToAlign,heap,heapLimit);

oldLimit=0x79288fe8
delta=0
newSize=23293952
newDelta=-4096
align=23293952
argToAlign=23298024
heap=2009403392
heapLimit=1073741824

-- 
Damien Cassou
http://damiencassou.seasidehosting.st


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