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- Newsgroups: comp.unix.bsd
- Path: sparky!uunet!elroy.jpl.nasa.gov!sdd.hp.com!caen!hellgate.utah.edu!fcom.cc.utah.edu!cs.weber.edu!terry
- From: terry@cs.weber.edu (A Wizard of Earth C)
- Subject: Re: Occasional system hangs
- Message-ID: <1992Dec15.034235.21052@fcom.cc.utah.edu>
- Sender: news@fcom.cc.utah.edu
- Organization: University of Utah Computer Center
- References: <andrewh.724059111@bruce.cs.monash.edu.au> <jason.724071780@sorokin> <1992Dec12.073053.2721@fcom.cc.utah.edu> <1992Dec12.223932.15096@runx.oz.au>
- Date: Tue, 15 Dec 92 03:42:35 GMT
- Lines: 33
-
- In article <1992Dec12.223932.15096@runx.oz.au>, bde@runx.oz.au (Bruce Evans) writes:
- |> In article <1992Dec12.073053.2721@fcom.cc.utah.edu> terry@cs.weber.edu (A Wizard of Earth C) writes:
- |>
- |> >RAM isn't a problem; I have run a sufficiently stripped kernel on a 640K
- |> >(no extended or expanded memory!) 386 Box with an NE2K card for periods
- |> >in excess of 4 days with moderate usage (20 Meg swap on a 30 Meg drive
- |> >and /usr remote mounted). Moderate usage is 3 users curious about it and
- |> >beating on the compiler. Obviously, no X 8-).
- |>
- |> How fast does it run? I have run a fairly large kernel on a 386 system with
- |> 1664K. It runs OK until it starts swapping. (Actually it runs dismally
- |> because the disks are slow MFM 2:1 interleave and the system has to go to the
- |> disk for almost everything.) When it starts swapping, the disk light stays
- |> on all the time and it takes several minutes to run the shell script
- |> 'umount -af; sync'. The shell is bash (definitely too big). All known
- |> patches related to memory leaks and disk activity are installed.
-
- Well, this is pretty much to be expected... swapping kills, especially on
- slow spindles. The small box I played around with (above) has a fast disk;
- swapping isn't that big a problem as long as the image you run plus the
- kernel size fits in ram, or you have a moderately fast disk.
-
-
- Terry Lambert
- terry@icarus.weber.edu
- terry_lambert@novell.com
- ---
- Any opinions in this posting are my own and not those of my present
- or previous employers.
- -------------------------------------------------------------------------------
- "I have an 8 user poetic license" - me
- Get the 386bsd FAQ from agate.berkeley.edu:/pub/386BSD/386bsd-0.1/unofficial
- -------------------------------------------------------------------------------
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