From owner-freebsd-current@FreeBSD.ORG Mon Jul 16 20:16:23 2007 Return-Path: X-Original-To: freebsd-current@freebsd.org Delivered-To: freebsd-current@freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [69.147.83.52]) by hub.freebsd.org (Postfix) with ESMTP id DB52116A400 for ; Mon, 16 Jul 2007 20:16:23 +0000 (UTC) (envelope-from kometen@gmail.com) Received: from wx-out-0506.google.com (wx-out-0506.google.com [66.249.82.228]) by mx1.freebsd.org (Postfix) with ESMTP id 9AD9E13C4A7 for ; Mon, 16 Jul 2007 20:16:23 +0000 (UTC) (envelope-from kometen@gmail.com) Received: by wx-out-0506.google.com with SMTP id i29so1055709wxd for ; Mon, 16 Jul 2007 13:16:22 -0700 (PDT) DKIM-Signature: a=rsa-sha1; c=relaxed/relaxed; d=gmail.com; s=beta; h=domainkey-signature:received:received:message-id:date:from:to:subject:cc:in-reply-to:mime-version:content-type:content-transfer-encoding:content-disposition:references; b=oUvQJDnnQ+pgAuFmcgT2Ifb60DH1EF4GtesdhPofwb6OJEj0Snjc8igvEsgRdzY+zW1ZaSKyAQItTpiZNFaaIN2g8fOVzmEJBHjA55oHutGdpM1858jXmYMohzci2IfyD+5chf49fbPzkEcxGRw/9E3anYux6t7eURrjLBUijGY= DomainKey-Signature: a=rsa-sha1; c=nofws; d=gmail.com; s=beta; h=received:message-id:date:from:to:subject:cc:in-reply-to:mime-version:content-type:content-transfer-encoding:content-disposition:references; b=pJfM2g7eUwIOfsjkbCdumhfx9JIQWronMkrECocD9/fBPBplmwtt1gqInEy5PLYKMJUGg4TI4RMmXtMef4kaAdgz2i+IhDXCEDqmdRGpNQIqmIgUk8LV2vq0PsXNznmAVzgL5zYS4/OfpN9NW2OcuUIXVWCW3CL10WE+gMF1sQA= Received: by 10.90.93.6 with SMTP id q6mr3743372agb.1184616982673; Mon, 16 Jul 2007 13:16:22 -0700 (PDT) Received: by 10.70.41.4 with HTTP; Mon, 16 Jul 2007 13:16:22 -0700 (PDT) Message-ID: Date: Mon, 16 Jul 2007 22:16:22 +0200 From: "Claus Guttesen" To: "Steven Schlansker" In-Reply-To: <2978EDA9-D393-434C-B734-2DE188631761@berkeley.edu> MIME-Version: 1.0 Content-Type: text/plain; charset=ISO-8859-1; format=flowed Content-Transfer-Encoding: 7bit Content-Disposition: inline References: <2978EDA9-D393-434C-B734-2DE188631761@berkeley.edu> Cc: freebsd-current@freebsd.org Subject: Re: Strange performance characteristics with ZFS X-BeenThere: freebsd-current@freebsd.org X-Mailman-Version: 2.1.5 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: Mon, 16 Jul 2007 20:16:23 -0000 > I'm experiencing what (to me) seems to be strange performance with > ZFS. I have it set up as follows: > > [steven@universe /universe]$ sudo zpool status > pool: universe > state: ONLINE > I share it over NFS to a linux machine. I'm trying to write a very > large (30GB) disk image to it over nfs, and it goes in short fits and > bursts. > > It copies a few (mega?)bytes of data (not sure how much exactly), and > top shows: How much ram is installed? -- regards Claus When lenity and cruelty play for a kingdom, the gentlest gamester is the soonest winner. Shakespeare