From owner-freebsd-questions  Mon May 20 20:28:36 1996
Return-Path: owner-questions
Received: (from root@localhost)
          by freefall.freebsd.org (8.7.3/8.7.3) id UAA17138
          for questions-outgoing; Mon, 20 May 1996 20:28:36 -0700 (PDT)
Received: from dan.emsphone.com (dan.emsphone.com [199.67.51.101])
          by freefall.freebsd.org (8.7.3/8.7.3) with ESMTP id UAA17129
          for <questions@freefall.freebsd.org>; Mon, 20 May 1996 20:28:32 -0700 (PDT)
Received: (from dan@localhost) by dan.emsphone.com (8.7.4/8.7.3) id WAA00987; Mon, 20 May 1996 22:28:29 -0500 (CDT)
Message-Id: <199605210328.WAA00987@dan.emsphone.com>
Subject: Re: Who is using a file?
To: dkelly@hiwaay.net (David Kelly)
Date: Mon, 20 May 1996 22:28:28 -0500 (CDT)
Cc: questions@freefall.freebsd.org
In-Reply-To: <v03006601adc6d9daca60@[44.100.48.19]> from "David Kelly" at May 20, 96 09:28:45 pm
From: dnelson@emsphone.com (Dan Nelson)
X-Mailer: ELM [version 2.4 PL24]
Content-Type: text
Sender: owner-questions@FreeBSD.ORG
X-Loop: FreeBSD.org
Precedence: bulk

in the last episode, David Kelly said:
> 
> Once Upon A Time I came across the BSD utility to determine who has a
> particular file open and now I've forgotten it. This is a real useful thing
> when one wants to umount a fs and learns its busy. I *think* the utility
> could list the open files on a filesystem and/or list the users who are
> using a single file.

Try fstat.

	-Dan Nelson
	dnelson@emsphone.com