site_archiver@lists.apple.com Delivered-To: darwin-dev@lists.apple.com User-agent: Thunderbird 2.0.0.17 (Macintosh/20080914) Thanks - that helps a lot. Jay _______________________________________________ Do not post admin requests to the list. They will be ignored. Darwin-dev mailing list (Darwin-dev@lists.apple.com) Help/Unsubscribe/Update your Subscription: http://lists.apple.com/mailman/options/darwin-dev/site_archiver%40lists.appl... Eric Gouriou wrote: On Oct 30, 2008, at 3:41 PM, Jay Levitt wrote: I'm seeing the same thing on my 16GB Mac Pro (early 2008, OS X 10.5.5). I'm getting crashes every few days in WindowServer or coreservicesd; MenuMeters and Activity Monitor say I've got plenty of available RAM (either unused or idle). system.log says: system.log.0.bz2:Oct 29 14:35:19 macpro com.apple.coreservicesd[89]: coreservicesd(89,0xa0220fa0) malloc: *** mmap(size=16777216) failed (error code=12) I suggest keeping top or Activity Monitor around and, when you see a large growth in RPRVT or when VSIZE gets around ~3GB, capture heap / vmmap / leaks Is there a way for me to keep an eye on the "largest contiguous block on the free list", or something like that? I haven't done any dev on Darwin, so I don't know much about debugging it. This email sent to site_archiver@lists.apple.com