*BSD News Article 13441


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Newsgroups: comp.os.386bsd.bugs
Path: sserve!newshost.anu.edu.au!munnari.oz.au!metro!ipso!runxtsa!bde
From: bde@runx.oz.au (Bruce Evans)
Subject: Re: still vm "slowdown/death" after patchkit 0.2.1
Message-ID: <1993Mar27.023030.25238@runx.oz.au>
Organization: RUNX Un*x Timeshare.  Sydney, Australia.
References: <ROOT.93Mar24143128@faster.fcr.com>
Date: Sat, 27 Mar 93 02:30:30 GMT
Lines: 12

In article <ROOT.93Mar24143128@faster.fcr.com> root@faster.fcr.com (Charlie Root) writes:
>
>I've installed patchkit 0.2.1 and I'm still seeing a gradual slowdown/death
>as if slowly some kernel resource is going away... (vm pages?)

Swap space.  If a process forks while part of it is swapped out, then an
amount of swap space equal to the amount swapped out is lost permanently.
Or something like that.  This is with about half a dozen patches from
the defunct tfs 386bsd_kernel mailing list applied.  0.1 has slightly
worse problems (perhaps different ones).
-- 
Bruce Evans  bde@runx.oz.au