On 9/15/06, Christian Brueffer <brueffer_at_freebsd.org> wrote: > On Fri, Sep 15, 2006 at 08:09:20PM +0200, Andre Oppermann wrote: > > Scott Long wrote: > > >Christian Brueffer wrote: > > > > > >>Hi, > > >> > > >>with the latest em(4) code in current (sans the printf/device_printf > > >>change), my interface wedges every few hours. It can be resurrected > > >>by bringing it down and up again. > > >> > > >>The device in question is a E1000_DEV_ID_82540EP_LP built into my > > >>Thinkpad. > > >> > > >>Anyone else seeing this? > > >> > > >>- Christian > > >> > > > > > >Yes. It's also almost guaranteed to wedge the first time I do a remote > > >CVS operation after boot. > > > > When the interface wedges does it show the OACTIVE flag in ifconfig output? > > This is an important hint. > > > > Yeah, OACTIVE is set. > > > If you are running at 100Mbit there seems to be bug in the em(4) harware > > with TSO. Try disabling TSO on it with 'ifconfig em0 -tso'. > > > > Correct, I'm using it at 100Mbit and disabling TSO works around the > issuue. That NIC should not be TSO capable so I'm confused by disabling it in this case would have an effect... hmmmm.... JackReceived on Fri Sep 15 2006 - 23:51:16 UTC
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