Path: utzoo!utgpu!water!watmath!clyde!bellcore!faline!ulysses!allegra!mit-eddie!husc6!cmcl2!brl-adm!brl-smoke!gwyn
From: gwyn@brl-smoke.UUCP
Newsgroups: comp.unix.wizards
Subject: Re: UNIX for realtime
Keywords: UNIX, realtime
Message-ID: <7051@brl-smoke.ARPA>
Date: 12 Jan 88 00:44:42 GMT
References: <449@aati.UUCP>
Reply-To: gwyn@brl.arpa (Doug Gwyn (VLD/VMB) <gwyn>)
Organization: Ballistic Research Lab (BRL), APG, MD.
Lines: 6
Posted: Mon Jan 11 19:44:42 1988

In article <449@aati.UUCP> fish@aati.UUCP (William G. Fish) writes:
>Must a realtime process kill /etc/update?

That's what I used to do.
The sync() system call initiates a lot of high-priority kernel work,
which is hazardous to the performance of a real-time application.