From owner-freebsd-hackers Wed May 23 22:36: 8 2001 Delivered-To: freebsd-hackers@freebsd.org Received: from spnet.com (m42.spnet.com [207.181.251.42]) by hub.freebsd.org (Postfix) with ESMTP id 51D6837B424 for ; Wed, 23 May 2001 22:36:01 -0700 (PDT) (envelope-from elh@spnet.com) Received: from spnet.com (m3.spnet [192.168.76.3]) by spnet.com (8.9.3/8.8.5) with ESMTP id WAA25622; Wed, 23 May 2001 22:35:55 -0700 (PDT) Message-ID: <3B0C9DBB.35724C09@spnet.com> Date: Wed, 23 May 2001 22:35:55 -0700 From: Ed Hudson X-Mailer: Mozilla 4.77 [en] (X11; U; Linux 2.2.12 i386) X-Accept-Language: en MIME-Version: 1.0 To: hackers@freebsd.org, elh@spnet.com Subject: general speed differences between 4.1.1-RELEASE and 4.3-RELEASE Content-Type: text/plain; charset=us-ascii Content-Transfer-Encoding: 7bit Sender: owner-freebsd-hackers@FreeBSD.ORG Precedence: bulk List-ID: List-Archive: (Web Archive) List-Help: (List Instructions) List-Subscribe: List-Unsubscribe: X-Loop: FreeBSD.ORG howdy. maybe this has been discussed in 'hackers' or elsewhere, before - i can't find a reference via the search interface. i'm a long time freebsd user, and i've been struck by how much my systems (3 of them) have slowed down in its disk performance with 4.3-RELEASE, relative to 4.2-RELEASE and 4.1.1-RELEASE. here is my data: 4.1.1-RELEASE, ASUS A7A mbd, wd600-b (60gig udma100 drive). time to newfs an 8192mby partition ('a' partition in the first slice): 8seconds. 4.3-RELEASE, same mbd/drive: time to newfs the same 8192 mby partition: 36seconds this is 4.5x slowdown! this 'newfs' is done by an express install in both cases. even lowly linux-7.1 thinks this disk and system are fast, and they zip along in comparison to 4.3-RELEASE. i believe that a 4.2-RELEASE system would have the same performance as the 4.1.1-RELEASE, based on my system at work. thoughts ? -elh To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-hackers" in the body of the message