[TUHS] shutdown for pre-v7 unix

Brantley Coile brantley at coraid.com
Thu Jul 17 06:52:06 AEST 2014

I never used shutdown, always three sync commands.  And when you type sync, you should type three sync commands on separate lines hitting newline after each.  Only one is needed, but the extras makes sure the operators didn’t type ‘sync’ then halt the box before the buffers were flushed.

On Jul 16, 2014, at 2:55 PM, Mark Longridge <cubexyz at gmail.com> wrote:

> Hi folks,
> I've been typing sync;sync at the shell prompt then hitting ctrl-e to
> get out of simh to shutdown v5 and v6 unix.
> So far this has worked fairly well but I was wondering if there might
> be a better way to do a shutdown on early unix.
> There's a piece of code for Unix v7 that I came across for doing a shutdown:
> http://www.maxhost.org/other/shutdown.c
> I doesn't work on pre-v7 unix, but maybe it could be modified to work?
> Mark
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