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Newsgroups: comp.unix.bsd Path: sserve!manuel!munnari.oz.au!hp9000.csc.cuhk.hk!uakari.primate.wisc.edu!ames!haven.umd.edu!uunet!psgrain!hippo!ccml From: ccml@hippo.ru.ac.za (Mike Lawrie) Subject: Re: 8Mb stability patches DESPERATELY needed! Message-ID: <1992Sep12.192840.1933@hippo.ru.ac.za> Organization: Rhodes University, Grahamstown, South Africa References: <1992Sep8.062725.9038@marlin.jcu.edu.au> <18ip3rINNg2m@agate.berkeley.edu> Date: Sat, 12 Sep 1992 19:28:40 GMT Lines: 27 In <18ip3rINNg2m@agate.berkeley.edu> wjolitz@soda.berkeley.edu (William F. Jolitz) writes: >In article <1992Sep8.062725.9038@marlin.jcu.edu.au> cejjb@marlin.jcu.edu.au (Jeffrey J Bird) writes: >>I am in very desparate need of the patches that stop 386BSD 0.1 >>freezing when there is more than 8Mb of memory in the machine. >This is a buffer cache problem, dealing with fragmentation of an internal >resource. The fix for this, the "panic kmem" problem, and the resulting >instability are to insert the following line before line 171 ("if(nbuf==0)..") >of machdep.c: > bufpages = min (NKMEMCLUSTERS/2, bugpages); /* XXX */ >The real solution to this and other problems is related to 0.2 new work. Even with /bugpages/bufpages as in a kernel patch from somewhere, my 8Mb 386 still hangs when it is very busy (eg executing make in /usr/othersrc/share). Anyone else with a fix or a pointer in the right direction? Mike -- Mike Lawrie <ccml@hippo.ru.ac.za> Director, Computing Services ph +27 461 22023 x 279 Rhodes University, Drostdy Rd fx +27 461 25049 Grahamstown 6140, South Africa