Date: Mon, 25 Aug 1997 18:51:13 -0700 (MST) From: Charles Mott <cmott@snake.srv.net> To: "John S. Dyson" <toor@dyson.iquest.net> Cc: freebsd-questions@FreeBSD.ORG Subject: Re: Slowly declining memory Message-ID: <Pine.BSF.3.96.970825184900.8991A-100000@darkstar.home> In-Reply-To: <199708260125.UAA01683@dyson.iquest.net>
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On Mon, 25 Aug 1997, John S. Dyson wrote: > pcoyne@br-inc.com said: > > Given a relatively static machine (i.e. runs DNS only) why does > > 'free' memory slowly but surely reduce (in top) day after day? > > > > e.g in a week, on a 64MB machine, go from 49MB to 25MB free memory in top > > display. > > > > Where is it going on / is it a problem? > > > > Thanks, > > > The system is aggressive about caching the filedata and .text+.data, and > if there isn't other, more important competing need, the system will just > keep on remembering more and more data. It is not a problem, but simply > using all of available memory if it can. > Is there any preference for caching in real memory versus the swap file? Would there still be an advantage to cache that is shifted to swap? Just curious how things work. Charles Mott
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