From owner-freebsd-stable Mon Oct 8 6:18: 7 2001 Delivered-To: freebsd-stable@freebsd.org Received: from cs.huji.ac.il (cs.huji.ac.il [132.65.16.10]) by hub.freebsd.org (Postfix) with ESMTP id 9BDC437B401; Mon, 8 Oct 2001 06:18:02 -0700 (PDT) Received: from pampa.cs.huji.ac.il ([132.65.80.32] ident=exim) by cs.huji.ac.il with esmtp (Exim 3.32 #1) id 15qaID-0001hb-00; Mon, 08 Oct 2001 15:18:01 +0200 Received: from localhost ([127.0.0.1] helo=pampa.cs.huji.ac.il ident=danny) by pampa.cs.huji.ac.il with esmtp (Exim 3.22 #2) id 15qaIC-0000AN-00; Mon, 08 Oct 2001 15:18:00 +0200 X-Mailer: exmh version 2.5 07/13/2001 with nmh-1.0.4 To: freebsd-hackers@freebsd.org Cc: stable@FreeBSD.org Subject: strange network performace Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Date: Mon, 08 Oct 2001 15:18:00 +0200 From: Danny Braniss Message-Id: Sender: owner-freebsd-stable@FreeBSD.ORG Precedence: bulk List-ID: List-Archive: (Web Archive) List-Help: (List Instructions) List-Subscribe: List-Unsubscribe: X-Loop: FreeBSD.ORG setup: host A: dual pentium III/1GHz (Dell 2450) host B: dual pentium III/950MHz (Intel STL2) host C: Pentium III/1GHz (Dell GX150) all connected at 100Mgb full duplex all three are running FreeBSD 4.4. all three have identical troughput when writing to a NetAPP fileserver ~ 10MBs but: B -> A: ~ 6MBs C -> A: ~ 2MBs Q: why is C -> A so bad? danny To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-stable" in the body of the message