memory leak in free()
Paul Allen
nospam at ugcs.caltech.edu
Wed Jun 14 17:53:54 UTC 2006
>From Jason Evans <jasone at freebsd.org>, Wed, Jun 14, 2006 at 10:35:03AM -0700:
> This is on a 32-bit system, right? If so, what's happening is that the
> brk-managed space (data segment) is being fragmented, such that the
> address space isn't returned to the OS. However, this is not really a
> memory leak, since madvise() is called in order to let the kernel know
> that the unused space need not be swapped out.
And in particular this should manifest itself as 'RES' declining but 'SIZE'
in top remaining unchanged. Until an over-commit hating individual manages
to get a patch into the tree, this should not be a concern at all.
Paul
More information about the freebsd-current
mailing list