From owner-freebsd-stable@FreeBSD.ORG Thu Feb 4 21:31:40 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 62697106566C for ; Thu, 4 Feb 2010 21:31:40 +0000 (UTC) (envelope-from jonc@chen.org.nz) Received: from chen.org.nz (ip-58-28-152-174.static-xdsl.xnet.co.nz [58.28.152.174]) by mx1.freebsd.org (Postfix) with ESMTP id ECBC08FC19 for ; Thu, 4 Feb 2010 21:31:39 +0000 (UTC) Received: by chen.org.nz (Postfix, from userid 1000) id 71512E0452; Fri, 5 Feb 2010 10:31:37 +1300 (NZDT) Date: Fri, 5 Feb 2010 10:31:37 +1300 From: Jonathan Chen To: Pyun YongHyeon Message-ID: <20100204213137.GA9431@osiris.chen.org.nz> References: <20100202193616.GA16953@osiris.chen.org.nz> <20100202212029.GA5295@asgard.cs.uoi.gr> <20100203225255.GB14315@osiris.chen.org.nz> <20100204012503.GK5901@michelle.cdnetworks.com> <20100204020015.GA17301@osiris.chen.org.nz> <20100204192315.GN5901@michelle.cdnetworks.com> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20100204192315.GN5901@michelle.cdnetworks.com> User-Agent: Mutt/1.4.2.3i Cc: freebsd-stable@freebsd.org Subject: Re: if_bge upload stalls repeatedly (Was: 8-STABLE outgoing scp stalling frequently) 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: Thu, 04 Feb 2010 21:31:40 -0000 On Thu, Feb 04, 2010 at 11:23:15AM -0800, Pyun YongHyeon wrote: > On Thu, Feb 04, 2010 at 03:00:15PM +1300, Jonathan Chen wrote: > > On Wed, Feb 03, 2010 at 05:25:03PM -0800, Pyun YongHyeon wrote: [...] > > > I'm not sure but recently added code to support TSO may cause the > > > issue. Would you show me verbose boot output(only bge(4) related > > > one)? > > > > bge0: mem 0xf1bf0000-0xf1bfffff irq 17 at device 0.0 on pci9 > > bge0: Reserved 0x10000 bytes for rid 0x10 type 3 at 0xf1bf0000 > > bge0: adjust device control 0x2000 -> 0x5000 > > bge0: attempting to allocate 1 MSI vectors (1 supported) > > bge0: using IRQ 258 for MSI > > bge0: CHIP ID 0x0000a002; ASIC REV 0x0a; CHIP REV 0xa0; PCI-E > > bge0: Disabling fastboot > > bge0: Disabling fastboot > > miibus0: on bge0 > > bge0: bpf attached > > bge0: Ethernet address: 00:1d:09:d2:d1:9e > > bge0: [MPSAFE] > > bge0: [FILTER] > > bge0: Disabling fastboot > > bge0: Disabling fastboot > > bge0: link UP > > > > >To rule out possible TSO issue, disable TSO and try it > > > again(#ifconfig bge0 -tso). Does it make any difference? > > > > Yup, it sure does! With a TSO disabled, my upload and download speeds > > are pretty much symmetrical at a decent 10MB/s. > > > > Hmm, that means TSO was broken on your controller. Because BCM5755 > or newer controllers have no known TSO issues I don't know why the > controller fails on TSO. Very recent controllers use new TSO format > but I don't think your controller is one of them and FreeBSD has no > support for these controllers anyway. > Would you show me the output of "pciconf -lcv" of your bge(4) > controller? bge0@pci0:9:0:0: class=0x020000 card=0x01fe1028 chip=0x167314e4 rev=0x02 hdr=0x00 vendor = 'Broadcom Corporation' device = 'NetXtreme BCM5755M Gigabit Ethernet PCIe' class = network subclass = ethernet cap 01[48] = powerspec 3 supports D0 D3 current D0 cap 03[50] = VPD cap 09[58] = vendor (length 120) cap 05[e8] = MSI supports 1 message, 64 bit enabled with 1 message cap 10[d0] = PCI-Express 1 endpoint max data 128(128) link x1(x1) This is on a Dell Latitude D830 Laptop. Cheers. -- Jonathan Chen ---------------------------------------------------------------------- "Beer. Now there's a temporary solution." - Homer Simpson