Date: Wed, 3 Dec 2014 17:05:56 +0100 From: Patrick Proniewski <patpro@patpro.net> To: Steven Hartland <killing@multiplay.co.uk> Cc: freebsd-net@freebsd.org Subject: Re: Horrendous upload network performance with VLAN (download seems OK) Message-ID: <43C2162E-2B9F-437F-B4CF-E792CEC5DA7B@patpro.net> In-Reply-To: <547F3352.3040101@multiplay.co.uk> References: <727AB395-CF83-4D13-A2C3-50969C2969B0@patpro.net> <547F3352.3040101@multiplay.co.uk>
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I did and it failed, but maybe I've not used the right syntax: # ifconfig bxe0 -vlanmtu ifconfig: -vlanmtu: Invalid argument man bxe makes me think that this driver won't allow this kind of = changes. On 3 d=E9c. 2014, at 16:59, Steven Hartland <killing@multiplay.co.uk> = wrote: > Have you tried disabling all the various flags VLAN flags on the NIC? >=20 > On 03/12/2014 15:46, Patrick Proniewski wrote: >>=20 >> Blade B is configured to access the network through a link sporting = multiple VLANs, so I've created a network interface that uses one of = these VLANs. Ping is OK, I can ssh to this server, transfer rate to the = server (down) is not fantastic but OK, enough to perform pkg = installation or FreeBSD update. Transfer rate from the server to the = rest of the world is abysmal, often stalling after few 100's KB. >>=20 >> ifconfig_bxe0=3D"UP" >> vlans_bxe0=3D"161" >> ifconfig_bxe0_161=3D"inet x.y.z.142/24" >> defaultrouter=3D"x.y.z.1" >>=20 >> # ifconfig bxe0 >> bxe0: flags=3D8843<UP,BROADCAST,RUNNING,SIMPLEX,MULTICAST> = metric 0 mtu 1500 >> = options=3D507bb<RXCSUM,TXCSUM,VLAN_MTU,VLAN_HWTAGGING,JUMBO_MTU,VLAN_HWCSU= M,TSO4,TSO6,LRO,VLAN_HWFILTER,VLAN_HWTSO> >> ether 00:17:a4:77:04:10 >> nd6 options=3D29<PERFORMNUD,IFDISABLED,AUTO_LINKLOCAL> >> media: Ethernet autoselect (10Gbase-CX4 <full-duplex>) >> status: active >>=20 >> # ifconfig bxe0.161 >> bxe0.161: flags=3D8843<UP,BROADCAST,RUNNING,SIMPLEX,MULTICAST> = metric 0 mtu 1500 >> options=3D303<RXCSUM,TXCSUM,TSO4,TSO6> >> ether 00:17:a4:77:04:10 >> inet x.y.z.142 netmask 0xffffff00 broadcast x.y.z.255 >> inet6 fe80::217:a4ff:fe77:410%bxe0.161 prefixlen 64 scopeid = 0x10 >> nd6 options=3D29<PERFORMNUD,IFDISABLED,AUTO_LINKLOCAL> >> media: Ethernet autoselect (10Gbase-CX4 <full-duplex>) >> status: active >> vlan: 161 parent interface: bxe0
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