[Intel-wired-lan] [BUG] igb: reconnecting of cable not always detected
Richard Cochran
richardcochran at gmail.com
Wed Apr 25 03:30:13 UTC 2018
On Tue, Apr 24, 2018 at 11:09:02AM -0700, Alexander Duyck wrote:
> On Tue, Apr 24, 2018 at 8:14 AM, Holger Schurig <holgerschurig at gmail.com> wrote:
> > Sometimes, plugging the cable back in is detected ...
> >
> > [ 43.736922] igb 0000:02:00.0 eth0: igb: eth0 NIC Link is Up 1000 Mbps Full Duplex, Flow Control: RX/TX
> >
> > ... but sometimes this is *NOT* detected. I can put the cable in and
> > even after two minutes nothing has been detected.
> >
> > But when I run "rmmod igb" followed by "modpobe igb", the link is
> > detected again:
FWIW, I have noticed over the past months (or even years?) that my
i210 cards (or the igb driver) also fail to detect link changes after
a few physical link interruptions. I never bothered to try and debug
this, but it is super annoying.
Thanks,
Richard
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