From owner-freebsd-fs@freebsd.org Wed Apr 4 19:25:52 2018 Return-Path: Delivered-To: freebsd-fs@mailman.ysv.freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2610:1c1:1:606c::19:1]) by mailman.ysv.freebsd.org (Postfix) with ESMTP id 56A7EF6F864 for ; Wed, 4 Apr 2018 19:25:52 +0000 (UTC) (envelope-from mike@sentex.net) Received: from smarthost2.sentex.ca (smarthost2.sentex.ca [IPv6:2607:f3e0:80:80::2]) (using TLSv1 with cipher DHE-RSA-CAMELLIA256-SHA (256/256 bits)) (Client CN "smarthost.sentex.ca", Issuer "smarthost.sentex.ca" (not verified)) by mx1.freebsd.org (Postfix) with ESMTPS id 93D726F423 for ; Wed, 4 Apr 2018 19:25:51 +0000 (UTC) (envelope-from mike@sentex.net) Received: from lava.sentex.ca (lava.sentex.ca [IPv6:2607:f3e0:0:5::11]) by smarthost2.sentex.ca (8.15.2/8.15.2) with ESMTPS id w34JP0QK006996 (version=TLSv1 cipher=DHE-RSA-CAMELLIA256-SHA bits=256 verify=NO) for ; Wed, 4 Apr 2018 15:25:01 -0400 (EDT) (envelope-from mike@sentex.net) Received: from [192.168.43.26] (saphire3.sentex.ca [192.168.43.26]) by lava.sentex.ca (8.15.2/8.15.2) with ESMTP id w34JOwTY017147; Wed, 4 Apr 2018 15:24:58 -0400 (EDT) (envelope-from mike@sentex.net) Subject: Re: Linux NFS client and FreeBSD server strangeness To: Guido Falsi , "freebsd-fs@freebsd.org" References: <369fab06-6213-ba87-cc66-c9829e8a76a0@sentex.net> <2019ee5a-5b2b-853d-98c5-a365940d93b5@madpilot.net> From: Mike Tancsa Organization: Sentex Communications Message-ID: Date: Wed, 4 Apr 2018 15:24:59 -0400 User-Agent: Mozilla/5.0 (Windows NT 10.0; WOW64; rv:52.0) Gecko/20100101 Thunderbird/52.6.0 MIME-Version: 1.0 In-Reply-To: <2019ee5a-5b2b-853d-98c5-a365940d93b5@madpilot.net> Content-Type: text/plain; charset=utf-8 Content-Language: en-US Content-Transfer-Encoding: 8bit X-Scanned-By: MIMEDefang 2.78 X-BeenThere: freebsd-fs@freebsd.org X-Mailman-Version: 2.1.25 Precedence: list List-Id: Filesystems List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Wed, 04 Apr 2018 19:25:52 -0000 On 4/4/2018 3:04 PM, Guido Falsi wrote: > > https://wiki.freebsd.org/ZFSTuningGuide > > in the NFS tuning section. > > > If you're not using ZFS I don't have an idea right away what your > problem could be. Thanks, same sort of bursty traffic patterns with a ufs filesystem. I just tried with a spare disk I made into a UFS2 partition and exported it to the linux client. Also no difference if I disable sync for the underlying file system when using zfs. ---Mike -- ------------------- Mike Tancsa, tel +1 519 651 3400 x203 Sentex Communications, mike@sentex.net Providing Internet services since 1994 www.sentex.net Cambridge, Ontario Canada