Date: Thu, 23 May 2013 21:49:19 -0700 From: Jeremy Chadwick <jdc@koitsu.org> To: Glen Barber <gjb@FreeBSD.org> Cc: YongHyeon PYUN <pyunyh@gmail.com>, FreeBSD Release Engineering Team <re@freebsd.org>, freebsd-stable@freebsd.org Subject: Re: Apparent fxp regression in FreeBSD 8.4-RC3 Message-ID: <20130524044919.GA41292@icarus.home.lan> In-Reply-To: <20130524044035.GA40957@icarus.home.lan> References: <CAG=rPVf0W2U4OwRUzVB5TgVVX%2BAD44VL1fBCtLMiqtDSL%2Bg4Vg@mail.gmail.com> <alpine.BSF.2.00.1305161103370.1222@familysquires.net> <alpine.BSF.2.00.1305232013110.14717@familysquires.net> <20130524010943.GA37252@icarus.home.lan> <20130524012117.GE1672@glenbarber.us> <20130524030351.GA39091@icarus.home.lan> <20130524031303.GC28865@glenbarber.us> <20130524033806.GA39720@icarus.home.lan> <20130524034244.GD28865@glenbarber.us> <20130524044035.GA40957@icarus.home.lan>
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On Thu, May 23, 2013 at 09:40:35PM -0700, Jeremy Chadwick wrote: > On Thu, May 23, 2013 at 11:42:44PM -0400, Glen Barber wrote: > > On Thu, May 23, 2013 at 08:38:06PM -0700, Jeremy Chadwick wrote: > > > If someone wants me to test DHCP via fxp(4) on the above system (I can > > > do so with both NICs), just let me know; it should only take me half an > > > hour or so. > > > > > > I'll politely wait for someone to say "please do so" else won't bother. > > > > > > > For the sake of completeness... > > > > "Please do so." :) > > Issue reproduced 100% reliably, even within sysinstall. > > {snip} Forgot to add: This issue ONLY happens when using DHCP. Statically assigning the IP address works fine; fxp0 goes down once, up once, then stays up indefinitely. I also tested network I/O in the statically-assigned scenario. Pinging the box from another machine on the LAN: $ ping 192.168.1.192 PING 192.168.1.192 (192.168.1.192): 56 data bytes 64 bytes from 192.168.1.192: icmp_seq=0 ttl=64 time=0.180 ms 64 bytes from 192.168.1.192: icmp_seq=1 ttl=64 time=0.138 ms 64 bytes from 192.168.1.192: icmp_seq=2 ttl=64 time=0.214 ms 64 bytes from 192.168.1.192: icmp_seq=3 ttl=64 time=0.165 ms 64 bytes from 192.168.1.192: icmp_seq=4 ttl=64 time=0.114 ms ^C --- 192.168.1.192 ping statistics --- 5 packets transmitted, 5 packets received, 0.0% packet loss round-trip min/avg/max/stddev = 0.114/0.162/0.214/0.034 ms -- | Jeremy Chadwick jdc@koitsu.org | | UNIX Systems Administrator http://jdc.koitsu.org/ | | Mountain View, CA, US | | Making life hard for others since 1977. PGP 4BD6C0CB |
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