On Wed, Apr 18, 2012 at 04:37:45PM -0700, Sushanth Rai wrote: > Wiring entire address space seems to have interesting side effect. The > libc memory allocator calls madvise() to free the dirty unused pages, > which does nothing when the pages are wired. The allocator unmaps only > when entire chunk is free (default size of 1MB). That leaves lots for > free pages which cannot reclaimed even when the system is under memory > pressure. >
Yes, and I would argue that this is the proper interpretation of the wire request.
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