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From: mouse@mcgill-vision.UUCP
Newsgroups: comp.unix.questions
Subject: Re: shared crontab and ND caching
Message-ID: <632@mcgill-vision.UUCP>
Date: Wed, 4-Feb-87 20:14:14 EST
Article-I.D.: mcgill-v.632
Posted: Wed Feb  4 20:14:14 1987
Date-Received: Mon, 9-Feb-87 03:33:24 EST
References: <136@quacky.mips.UUCP> <201@devon.UUCP> <2409@mcc-pp.UUCP> <6437@allegra.UUCP>
Organization: McGill University, Montreal
Lines: 18

In article <6437@allegra.UUCP>, mp@allegra.UUCP (Mark Plotnick) writes:
> As for ables@mcc-pp's question about cron not noticing changes in a
> shared crontab, I think the problem may be due to the caching in ND.

> [...] and periodically flushing the clients' disk caches should help.
> We've found "du /pub" - we have several thousand files in our /pub -
> and a couple "umount /pub"'s (umount will fail, of course, but it
> does what we want) usually flush the cache.

Doesn't `sync' work?  There's a syscall sync() to flush the buffer
cache, and there's a program /etc/sync which calls it.

					der Mouse

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