From: Nick Rout <nick@rout.co.nz>
To: gentoo-user@lists.gentoo.org
Subject: Re: [gentoo-user] how to find if a program is using a particular /dev device?
Date: Sat, 19 Nov 2005 10:32:02 +1300 [thread overview]
Message-ID: <20051119103202.580d8ce5.nick@rout.co.nz> (raw)
In-Reply-To: <Pine.LNX.4.64.0511180048120.14423@mail.magrittesystems.com>
On Fri, 18 Nov 2005 00:48:19 -0800 (PST)
michael@michaelshiloh.com wrote:
> That was it. Thanks!
> M
you could also try
strace -eopen programname
It will give a pretty verbose account of what files are opened by
programname. (and of course devices, like everything else, are files)
>
>
> On Fri, 18 Nov 2005, John Myers wrote:
>
> > On Thursday 17 November 2005 23:54, michael@michaelshiloh.com wrote:
> >> I have a custom device driver in /dev/ that can only be used by one
> >> program at a time. Since the device is /dev/ttyUSB0, I can see if anyone
> >> is using it by:
> >>
> >> ls -l /proc/*/fd/* | grep ttyUSB0
> >>
> >> Is there a utility or other better way I can discover which process, or
> >> better, which program, is using a particular device?
> >>
> >> Thanks,
> >> Michael
> > try lsof
> >
> --
> gentoo-user@gentoo.org mailing list
>
--
gentoo-user@gentoo.org mailing list
next prev parent reply other threads:[~2005-11-18 21:41 UTC|newest]
Thread overview: 5+ messages / expand[flat|nested] mbox.gz Atom feed top
2005-11-18 7:54 [gentoo-user] how to find if a program is using a particular /dev device? michael
2005-11-18 8:19 ` John Myers
2005-11-18 8:48 ` michael
2005-11-18 21:32 ` Nick Rout [this message]
2005-11-19 21:03 ` michael
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