From: Dan Stromberg <strombrg@dcs.nac.uci.edu>
Subject: Re: identify fs using a particular port
Date: Fri, 08 Oct 2004 15:18:23 -0700
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Message-ID: <1097273903.8133.142.camel@tesuji.nac.uci.edu>
References: <20041008210212.GO7742@polop.usc.edu>
	 <1097271075.8133.126.camel@tesuji.nac.uci.edu>
	 <20041008215621.GR7742@polop.usc.edu>
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Cc: Dan Stromberg <strombrg@dcs.nac.uci.edu>, nfs@lists.sourceforge.net
To: Garrick Staples <garrick@usc.edu>
In-Reply-To: <20041008215621.GR7742@polop.usc.edu>
Errors-To: nfs-admin@lists.sourceforge.net


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On Fri, 2004-10-08 at 14:56, Garrick Staples wrote:
> On Fri, Oct 08, 2004 at 02:31:15PM -0700, Dan Stromberg alleged:
> >=20
> > If it's an rpc service, you can likely get what's using the port from
> > rpcinfo -p.
>=20
> NFS clients don't register themselves as an RPC server in portmapper.
>=20
> =20
> > If it's not an rpc service, you may be able to get it from
> > /etc/services.
> >=20
> > Also check out netstat -p.
>=20
> I already know it is a kernel nfs thread, but that doesn't tell me which
> filesystem.

OK.  How about firing up a tethereal/ethereal on that port, and watching
for filenames going by?

> =20
> > On Fri, 2004-10-08 at 14:02, Garrick Staples wrote:
> > > Silly question that I can't find the answer to... is it possible to i=
dentify
> > > which mounted filesystem is using a particular port?
> > >=20
> > > $ netstat -an | grep :782
> > > tcp        0      0 10.125.0.200:782        10.125.0.193:2049       E=
STABLISHED=20
> > >                                  ^^^ I need this port for another dae=
mon
> > >=20
> > > I have a 14 filesystems mounted from that machine, all busy with user
> > > processes.  So I'm trying to figure out which filesystem needs to be =
unmounted
> > > to free port 782.
> > --=20
> > Dan Stromberg DCS/NACS/UCI <strombrg@dcs.nac.uci.edu>
> >=20
--=20
Dan Stromberg DCS/NACS/UCI <strombrg@dcs.nac.uci.edu>


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