From owner-freebsd-stable@FreeBSD.ORG Tue Jan 26 23:15:18 2010 Return-Path: Delivered-To: freebsd-stable@freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:4f8:fff6::34]) by hub.freebsd.org (Postfix) with ESMTP id 2360B106566B for ; Tue, 26 Jan 2010 23:15:18 +0000 (UTC) (envelope-from dan.naumov@gmail.com) Received: from mail-yx0-f171.google.com (mail-yx0-f171.google.com [209.85.210.171]) by mx1.freebsd.org (Postfix) with ESMTP id D8A5B8FC0A for ; Tue, 26 Jan 2010 23:15:17 +0000 (UTC) Received: by yxe1 with SMTP id 1so4208751yxe.3 for ; Tue, 26 Jan 2010 15:15:17 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=gamma; h=domainkey-signature:mime-version:received:date:message-id:subject :from:to:content-type; bh=MXHLCZb2JI2MvNgDbZ4PcBwVJF/yvuysgOkP4q3wLFY=; b=Zwpb8IPshBJbA77iXZyO/IUuqkniEGqI4OuW5Hvqf0FrZxWRli6Fcd9IG8ITxL1RUb nYicFx9RVG2uIl2A6Tf+PByCScWo6skR3tESEmdGiQ1D/JcZqKcGJ9dmFsuuOz3J3pqN ILRUOEFM6ARCP1dKWvk59kAsdpehScHHVDuwM= DomainKey-Signature: a=rsa-sha1; c=nofws; d=gmail.com; s=gamma; h=mime-version:date:message-id:subject:from:to:content-type; b=MWURamdE9qtJP07B2gf5f+PPDOeAl9YfYgacLGkBwNLgxADjz/O/uMksDuebOLaxPM Abuhbr7vAzo3a761FfeL+0jq2HiPGrT+eTfEtg8OB+uuXs1Lz3NHP66BYe3FCr+F7s7I 9cvRWhJB/f5UkGQquba/9DZY0QWpUd61dbuhU= MIME-Version: 1.0 Received: by 10.101.53.7 with SMTP id f7mr10895360ank.136.1264547717130; Tue, 26 Jan 2010 15:15:17 -0800 (PST) Date: Wed, 27 Jan 2010 01:15:17 +0200 Message-ID: From: Dan Naumov To: FreeBSD-STABLE Mailing List Content-Type: text/plain; charset=ISO-8859-1 Subject: RE: immense delayed write to file system (ZFS and UFS2), performance issues X-BeenThere: freebsd-stable@freebsd.org X-Mailman-Version: 2.1.5 Precedence: list List-Id: Production branch of FreeBSD source code List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Tue, 26 Jan 2010 23:15:18 -0000 Can anyone confirm that using the WDIDLE3 utility on the 2TB WD20EADS discs will not cause any issues if these disks are part of a ZFS mirror pool? I do have backups of data, but I would rather not spend the time rebuilding the entire system and restoring enormous amounts of data over a 100mbit network unless I absolutely have to :) - Sincerely, Dan Naumov