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Date:      Fri, 17 Mar 1995 09:19:54 +0100
From:      Lars Koeller  <>
To:        davidg@Root.COM
Subject:   Re: My free memory is shrinking away 
Message-ID:  <>
In-Reply-To: Mail from 'David Greenman <davidg@Root.COM>' dated: Thu, 16 Mar 1995 16:12:33 -0800

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   I'm the person who ported xperfmon++!

|>> I just ftp'd xperfmon++ from Kudos to the person who ported
|>> it.
|>> While I've been sitting here running it on an idle machine, the Free Memory
|>> field has been slowly marching down from 800 to 452 at a regular rate.
|>> Is this the expected behavior or do I have a memory leak somewhere?
|>> The network is active, hey is the Free Memory field just turned yellow.
|>> I'm running SNAP 021095.
|>> The machine is idle other than seeing network traffic not destined for it.

|>    There are two classes of 'free' memory..."cached pages" - which are clean
|> pages, not mapped into any process that are primarily intended to cache file
|> data, and free pages which contain nothing. I suspect that xperfmon isn't
|> reporting 'cached' pages.

       Right!  Xperfmon++  displays  the  t_free field  out  of the vmtotal
   struct.  These are the the same as the 'fre' field vmstat shows!



Lars Köller                        E-Mail: 
University of Rostock (Germany)       lars.koeller@odie.physik2.Uni-Rostock.DE
Fachbereich Physik 		      lars.koeller@physik.Uni-Rostock.DE
Universitätsplatz 3		   Phone:  +49 381/498-1665 or 498-1648
18051 Rostock                      Fax:    +49 381/498-1667

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