Path: utzoo!utgpu!jarvis.csri.toronto.edu!rutgers!apple!voder!pyramid!csg
From: csg@pyramid.pyramid.com (Carl S. Gutekunst)
Newsgroups: comp.sys.pyramid
Subject: Re: tail -f stops working
Keywords: tail, read, sleep, bug?
Message-ID: <76174@pyramid.pyramid.com>
Date: 5 Jul 89 21:22:37 GMT
References: <1290@esquire.UUCP>
Reply-To: csg@pyramid.pyramid.com (Carl S. Gutekunst)
Organization: Pyramid Technology Corp., Mountain View, CA
Lines: 14

In article <1290@esquire.UUCP> sullivan@esquire.UUCP (David J. Sullivan) writes:
>I've noticed something that is quite vexing and a bit confusing:
>tail -f's on files that don't change often can stop working.

Actually, it can happen even when the file *does* change. The bug is in the

	sleep(1);

call, which occasionally doesn't wake up. (I ran the test for days on my 9840
before it happened -- but it definitely *does* happen.)

This should be reported to pyramid!bugs.

<csg>