Article View: comp.os.netware.connectivity
Article #411Re: SAA Memory Problem
From: Robert Ibrom
Date: Mon, 02 Sep 1996 00:00
Date: Mon, 02 Sep 1996 00:00
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3607 bytes
Gershon wrote: > > Hi - > > Here's one for the NWSAA experts. > > We're running NWSAA 2.0.30 on Netware 3.12 on a 486. Hostprint 1.11 is also > running on the same machine. The server runs pretty exclusively SAA, with > very little file/print activity. > > We started out with 16M memory. When the server was brought up, the Cache > Buffers stood at about 43%, and the Alloc Memory Pool was somewhere under 2 > MB. Suddenly, with no console message, the Alloc Memory Pool jumped, eating > up all the cache buffers, leaving us with 1%, until the server crashed. The > wierd part of it is, out of the 7 MB of Alloc Memory Pool, less than 2 MB > were in use. What happened to the other 3 MB? I presume these were supposed > to return to the Cache Buffer pool but never did, right? > > Next step - SET MAXIMUM ALLOC SHORT TERM MEMORY=2500000. But that also > crashed the server. Some process or NLM must have been looking for memory, > and couldn't get any. > > To test the problem further, we added another 16 MB memory. Once again, > the Alloc Memory Pool started out at less than 2MB. Yesterday morning, > I came in and found the Alloc Memory Pool at * 15,992,208 * But, as > before, less than 2 MB were in use. So I have some 13 MB of memory > unaccounted for. > > The statistics in Monitor don't seem to reveal much. The sum total of > Alloc Short Term Memory (Bytes) seems to total the amount of the Alloc > Memory Pool in use - 2 MB, not the grand total of almost 16 MB. So > the bottom line is - where has all my memory gone? > > All the NLMs are the latest versions, and I'm running all the latest > patches from Novell. This problem is only on the SAA server. We're > running 30 other 3.12 servers on the campus, and haven't seen this kind of > problem anywhere else. I know that Novell 4.10 handles memory better. It > has a "garbage collection" process which might be built for just this kind > of problem. We will ultimately be upgrading this server, along with all > of our others. But we're not ready just yet, if we don't REALLY have to. > > Any ideas? > > -Gershon > > --------------------------------------------------------------------- > Gershon Kunin Internet: Gershon@erez.cc.biu.ac.il > Data Communications Tel. +972-3-531-8619 > Bar-Ilan University Fax: +972-3-534-4446 > Ramat-Gan, Israel 52-900 Hi, I think I can assist you with your problem, but first of all I need to know : How many session you have on you machine, an how many are usually in use. Is this machine a EISA machine or not and which kind of Disk controller you have ? What kind of protocolls you use ( only SPX or TCP od APPLE ? )
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X-Google-Language: ENGLISH,ASCII-7-bit X-Google-Thread: f8bf7,c593844c91a0c2f0 X-Google-Attributes: gidf8bf7,public X-Google-Thread: 102be9,d2daf95d3f51fcc X-Google-Attributes: gid102be9,public X-Google-Thread: fcc1d,c593844c91a0c2f0 X-Google-Attributes: gidfcc1d,public X-Google-Thread: fa939,c593844c91a0c2f0 X-Google-Attributes: gidfa939,public From: Robert Ibrom <robert.ibrom@audi.de> Subject: Re: SAA Memory Problem Date: 1996/09/02 Message-ID: <322B03BE.FE@audi.de> X-Deja-AN: 177940183 references: <3216fb34.1199507@nntp.ix.netcom.com> <32171420.56573872@news.gulf.net> <4vrqkv$iga@cnn.cc.biu.ac.il> content-type: text/plain; charset=us-ascii organization: AUDI AG mime-version: 1.0 newsgroups: comp.os.netware.connectivity,comp.os.netware.misc,fido.novell,israel.lists.nov-il x-mailer: Mozilla 2.0 (Win16; I)