From owner-freebsd-fs@FreeBSD.ORG Mon Jul 8 01:19:20 2013 Return-Path: Delivered-To: freebsd-fs@freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:1900:2254:206a::19:1]) by hub.freebsd.org (Postfix) with ESMTP id 7C450A80 for ; Mon, 8 Jul 2013 01:19:20 +0000 (UTC) (envelope-from berend@pobox.com) Received: from smtp.pobox.com (b-pb-sasl-quonix.pobox.com [208.72.237.35]) by mx1.freebsd.org (Postfix) with ESMTP id 3AD6C1ED9 for ; Mon, 8 Jul 2013 01:19:19 +0000 (UTC) Received: from smtp.pobox.com (unknown [127.0.0.1]) by b-sasl-quonix.pobox.com (Postfix) with ESMTP id 3ACDC1DA06; Mon, 8 Jul 2013 01:19:17 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha1; c=relaxed; d=pobox.com; h=date :message-id:from:to:cc:subject:in-reply-to:references :mime-version:content-type:content-transfer-encoding; s=sasl; bh=f3vft/iOKQ59MpwieDnrogl95xs=; b=iI1iZIO+H3e9GgGh1q0/U87ELuRN 6bs8TPUaAeB3zk1sF7VeFMbbC9v2lMDi6TD2ET/+FUxzi508Bvm53gTecx8147r3 vf3Je6E04goLrLQITNQc3OH/J/HU1Er6BHs2+Fa9MOVxrQmEGcxiSI+UbzdrOXhC bMyYYs1lDq/oyA0= DomainKey-Signature: a=rsa-sha1; c=nofws; d=pobox.com; h=date:message-id :from:to:cc:subject:in-reply-to:references:mime-version :content-type:content-transfer-encoding; q=dns; s=sasl; b=Jh6tW2 ogvpU9Tijixm9RpliChrxMJDF1dSNSJfSCboU+AsjayTAlSTgMUI/SnYIlLgEdHj 6KujyQLGM9bUfNVa/2Kj6ZOzJ4oBmhk6G9s4m8MlHa4V0fvbNJgZE/LBnd94eg2G Y7gXAw1qd8x9IQA+kKEJhSBbyjL9K1e3VrWC0= Received: from b-pb-sasl-quonix.pobox.com (unknown [127.0.0.1]) by b-sasl-quonix.pobox.com (Postfix) with ESMTP id 306BF1DA05; Mon, 8 Jul 2013 01:19:17 +0000 (UTC) Received: from bmach.nederware.nl (unknown [27.252.169.66]) by b-sasl-quonix.pobox.com (Postfix) with ESMTPA id 9F0921DA04; Mon, 8 Jul 2013 01:19:16 +0000 (UTC) Received: from quadrio.nederware.nl (quadrio.nederware.nl [192.168.33.13]) by bmach.nederware.nl (Postfix) with ESMTP id C24915C55; Mon, 8 Jul 2013 13:19:09 +1200 (NZST) Received: from quadrio.nederware.nl (quadrio.nederware.nl [127.0.0.1]) by quadrio.nederware.nl (Postfix) with ESMTP id 2137449FB979; Mon, 8 Jul 2013 13:19:14 +1200 (NZST) Date: Mon, 08 Jul 2013 13:19:14 +1200 Message-ID: <87sizp26i5.wl%berend@pobox.com> From: Berend de Boer To: Rick Macklem Subject: Re: Terrible NFS4 performance: FreeBSD 9.1 + ZFS + AWS EC2 In-Reply-To: <580122426.2916694.1373242759482.JavaMail.root@uoguelph.ca> References: <87y59i0yni.wl%berend@pobox.com> <580122426.2916694.1373242759482.JavaMail.root@uoguelph.ca> User-Agent: Wanderlust/2.15.9 (Almost Unreal) SEMI-EPG/1.14.7 (Harue) FLIM/1.14.9 (=?UTF-8?B?R29qxY0=?=) APEL/10.8 EasyPG/1.0.0 Emacs/24.3 (i686-pc-linux-gnu) MULE/6.0 (HANACHIRUSATO) Organization: Xplain Technology Ltd MIME-Version: 1.0 (generated by SEMI-EPG 1.14.7 - "Harue") Content-Type: multipart/signed; boundary="pgp-sign-Multipart_Mon_Jul__8_13:19:13_2013-1"; micalg=pgp-sha256; protocol="application/pgp-signature" Content-Transfer-Encoding: 7bit X-Pobox-Relay-ID: 6848B016-E76C-11E2-9AF6-E84251E3A03C-48001098!b-pb-sasl-quonix.pobox.com Cc: freebsd-fs X-BeenThere: freebsd-fs@freebsd.org X-Mailman-Version: 2.1.14 Precedence: list List-Id: Filesystems List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Mon, 08 Jul 2013 01:19:20 -0000 --pgp-sign-Multipart_Mon_Jul__8_13:19:13_2013-1 Content-Type: text/plain; charset=US-ASCII >>>>> "Rick" == Rick Macklem writes: >> Repeating this with nfs4 + udp: doesn't work at all, get >> input/output error after a few files. >> Rick> The RFCs for NFSv4 require use of transport protocols that Rick> include congestion control --> no UDP support. What client Rick> are you using? Happened to be Ubuntu 10.04 LTS. >> Rick> Please try this patch: Rick> http://people.freebsd.org/rmacklem/~drc4.patch - After you Rick> apply the patch and boot the rebuilt kernel, Ah kernel. The problem is I'm on Amazon, and I doubt I can rebuilt the kernel that easily. The patches to make that work only recently landed. I'll need to ask Colin Percival how I can safely do that. -- All the best, Berend de Boer ------------------------------------------------------ Awesome Drupal hosting: https://www.xplainhosting.com/ --pgp-sign-Multipart_Mon_Jul__8_13:19:13_2013-1 Content-Type: application/pgp-signature Content-Transfer-Encoding: 7bit Content-Description: OpenPGP Digital Signature -----BEGIN PGP SIGNATURE----- Version: GnuPG v2.0.17 (GNU/Linux) iQIcBAABCAAGBQJR2hORAAoJEKOfeD48G3g5hKEQAI6Afn3dd3RJiUTOFuVlY765 0zfpTutNzeuVRPjyyd4w5WHeSfarkW6eSLzGHt6HqlZsWEdliqpxea7FEzdt8xJp N04jq1g9HiUR4o1zwBDGTiZt61G9jAaswHq6LoOOod6A3uTIcRYrW0bKZ5MT0UFq xSgftyaxMpHmoq0UuVq8v9tBcvleoQFaA4lt7oR5aTuF8F8J8aDE8LgWcPMRUhUN fF05FtVh4yjiJdIj2Knd4srJtKylJVgCs+IwALBcc6i+gL8CneIbxY/LqEbc2JNy 1e31VfyLzWsgBYUu1mGZJSqrrKnRfv2tkrp6CfcIr/MOhWALkeNpSj5F4aEGXh1z dgoWnmh7FpnfPY2hSqay00/VuyoDDGIB0wd61kuRMxOxtikRZHQSITRjz4uigzQV cH4DEfibZoo50rdPpHemPESAyLAPSszUl69+c24SST11HmliEkOBjSfQOIRlhisq hKM5aaFGklFJERBbrW+0uJ2PTXQDwCTpe/IxywRDW3wIzSYqzIZ0cmJKSujA0zQH 3RxmRBg2eXbCXtzt2usyzOKEGNWM8YQQtv38JFPDuMna2WiID398H7tP9GynCt00 LRoznJGBbxrLUeUszu2psFZUCn8bEqclHQ2QvcH1OyTGgeaCESH2OQacVULqAuAq xPJ//kN2EGqGwwaPGegj =c5j3 -----END PGP SIGNATURE----- --pgp-sign-Multipart_Mon_Jul__8_13:19:13_2013-1--