[Gc] nobody out there has experienced with USE_MUNMAP?

Andrew Haley aph at redhat.com
Fri May 12 11:51:30 PDT 2006


Glauco Masotti writes:

 > Hello. I understand that you gurus (:-) are interested in other
 > details of the software...
 > but nobody out there has experienced the same heap growth problems
 > that I described in my previous post?

 > (Too bad that the graphs of memory management cannot be shared).
 > 
 > As I said, in my case, the USE_MUNMAP option produces a much better
 > behavior in memory management.

Better behaviour in what way?  I can imagine that USE_MUNMAP results
in a somewhat reduced used of virtual address space, but not much
else.  Do you actually see a reduction in the use of real memory?  Does
RSS decrease?

Andrew.


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