From owner-freebsd-current@freebsd.org Tue Sep 13 17:55:52 2016 Return-Path: Delivered-To: freebsd-current@mailman.ysv.freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:1900:2254:206a::19:1]) by mailman.ysv.freebsd.org (Postfix) with ESMTP id 01F55BD9A4F for ; Tue, 13 Sep 2016 17:55:52 +0000 (UTC) (envelope-from sbruno@freebsd.org) Received: from mail.ignoranthack.me (ignoranthack.me [199.102.79.106]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (Client did not present a certificate) by mx1.freebsd.org (Postfix) with ESMTPS id DB1E7EFD for ; Tue, 13 Sep 2016 17:55:51 +0000 (UTC) (envelope-from sbruno@freebsd.org) Received: from [192.168.0.6] (97-123-129-224.albq.qwest.net [97.123.129.224]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) (Authenticated sender: sbruno@ignoranthack.me) by mail.ignoranthack.me (Postfix) with ESMTPSA id 3868B1928CE; Tue, 13 Sep 2016 17:55:50 +0000 (UTC) To: freebsd-current From: Sean Bruno Subject: NFS clients (nfsroot netboot) never purged from showmount -a Message-ID: <951d388d-9138-5094-fab8-2bc058f7dc4d@freebsd.org> Date: Tue, 13 Sep 2016 11:55:46 -0600 User-Agent: Mozilla/5.0 (X11; FreeBSD amd64; rv:45.0) Gecko/20100101 Thunderbird/45.2.0 MIME-Version: 1.0 Content-Type: multipart/signed; micalg=pgp-sha512; protocol="application/pgp-signature"; boundary="xDV2XssrDs7Q2uE6RK12jOU2gc9C8Icco" X-BeenThere: freebsd-current@freebsd.org X-Mailman-Version: 2.1.23 Precedence: list List-Id: Discussions about the use of FreeBSD-current List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Tue, 13 Sep 2016 17:55:52 -0000 This is an OpenPGP/MIME signed message (RFC 4880 and 3156) --xDV2XssrDs7Q2uE6RK12jOU2gc9C8Icco Content-Type: multipart/mixed; boundary="UneUA122RB8xlEQLbVLoo5Xhw2X6qjw5m" From: Sean Bruno To: freebsd-current Message-ID: <951d388d-9138-5094-fab8-2bc058f7dc4d@freebsd.org> Subject: NFS clients (nfsroot netboot) never purged from showmount -a --UneUA122RB8xlEQLbVLoo5Xhw2X6qjw5m Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: quoted-printable I just noticed that our netboot nfsroot implementation never clears its entry or logs out or whatever when rebooting. I see the same server in the showmount -a output over the course of testing various configurations on various nfsroots: showmount -a All mount points on localhost: sysdev05.phx7.llnw.net:/tftpboot/netboot_rbhave sysdev05.phx7.llnw.net:/tftpboot/netboot_sysdev05 sysdev06.phx7.llnw.net:/tftpboot/netboot_psunkapur sysdev06.phx7.llnw.net:/tftpboot/netboot_rbhave sysdev06.phx7.llnw.net:/tftpboot/netboot_sysdev06 Is there some logout mechanism that we're missing in our nfs client that would do the right thing here? sean --UneUA122RB8xlEQLbVLoo5Xhw2X6qjw5m-- --xDV2XssrDs7Q2uE6RK12jOU2gc9C8Icco Content-Type: application/pgp-signature; name="signature.asc" Content-Description: OpenPGP digital signature Content-Disposition: attachment; filename="signature.asc" -----BEGIN PGP SIGNATURE----- Version: GnuPG v2 iQF8BAEBCgBmBQJX2D2iXxSAAAAAAC4AKGlzc3Vlci1mcHJAbm90YXRpb25zLm9w ZW5wZ3AuZmlmdGhob3JzZW1hbi5uZXRCQUFENDYzMkU3MTIxREU4RDIwOTk3REQx MjAxRUZDQTFFNzI3RTY0AAoJEBIB78oecn5kYcsH/RVvR294aV0dMVx+7F3eCRCm iHQpFdADsZmFE6N14eAppjNZOwJhsSC+qHX+bbxg6fJA92FE5bpbLUKzq51RtZIw vwCwGqQ6WQ8r23U8+Sg/YfOPoAOOtKICy1pS5mgJh/trTyddMhpPKlTzhFIzx5fJ rENHXDvW0Y4jSt8jXQxbT3q0S56iQB6TW092qFOoxua+MYk1UwzE5cujsgCdgH+V iTsoOHhFi4v2SnrbVHATFPNLwoo4vOByx61en7e9e+834R+E2Z3c8rBzbpyg+Qy+ KClu6DV9bxd+ZOVfW3Fr2sWgGXz9BiRdLQVwPt9um9NQMeL9ruV/1pZ4Dk1NAKk= =Q1cm -----END PGP SIGNATURE----- --xDV2XssrDs7Q2uE6RK12jOU2gc9C8Icco--