Date: Mon, 8 Dec 2003 11:46:24 -0500 From: Don Bowman <don@sandvine.com> To: 'Fred Clift' <fclift@verio.net>, Jun Kuriyama <kuriyama@imgsrc.co.jp> Cc: pdeuskar@freebsd.org Subject: RE: dev/em: Link is not up until 2 seconds after "ifconfig up" Message-ID: <FE045D4D9F7AED4CBFF1B3B813C85337035E409D@mail.sandvine.com>
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From: Fred Clift [mailto:fclift@verio.net] > > On Mon, 8 Dec 2003, Jun Kuriyama wrote: > > > At Sun, 7 Dec 2003 20:09:41 -0600, > > > > Unfortunately, doing "ifconfig em1 ether 01:02:03:04:05:06" causes 1 > > or 2 seconds "no carrier", too. > > > > > As an additional datapoint - I've noticed that adding aliases > causes the > same kind of delay four our use of the em driver- slows down > booting of > large hosting boxes when you have a script to add each > customer one at a > time and you have 600 :) > > Fred I wonder if setting WAIT_FOR_AUTO_NEG_DEFAULT to 0 in if_em.h would help you. --don
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