Date: Thu, 06 Jul 1995 17:11:02 -0700 From: David Greenman <davidg@Root.COM> To: Matt Thomas <matt@lkg.dec.com> Cc: hackers@freebsd.org Subject: Re: How can VSZ < RSS? Huh!? Message-ID: <199507070011.RAA00703@corbin.Root.COM> In-Reply-To: Your message of "Thu, 06 Jul 95 17:59:37 -0000." <199507061759.RAA01215@whydos.lkg.dec.com>
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>I'm running FreeBSD 2.0.5 and I'm seeing something that is slightly >confusing. When doing a "ps axu", many processes have a RSS greater >than their VSZ. ... >My guess is this is related to the use mmap by process (to load the sharable >libraries or other things). > >Still looks weird. I've "threatened" on more than one occasion to report the _actual_ amount of allocated virtual memory, but got mixed reponses each time I've done that. The current VSZ figure does not take into consideration mapped files other than the executable. It also does not consider the "heap". -DG
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