Re: Recommendations for 10gbps NIC

2013-07-26 Thread Daniel Feenberg
meter cables. We liked the fact that the Chelsio cards were single-port and cheaper. I don't really understand why nearly all 10GBE cards are dual-port. Surely there is a market for NICs between 1 gigabit and 20 gigabit. The NIC heatsinks are too hot to touch during use unless specially c

Restarting exports disturbs clients

2013-05-03 Thread Daniel Feenberg
even without NFSv4, for that matter, if it would let us change exports without disturbing users. Perhaps there there is an NFS shutdown procedure that we should be using? Daniel Feenberg NBER ___ freebsd-net@freebsd.org mailing list http://lists.freebs

Re: Question about NIC link state initialization

2011-06-30 Thread Daniel Feenberg
ou can do everything you might need through the OS interface. Can I ask what is the brand of this so-called LOM? Is there any documentation implying something more useful? Do they describe doing a bare metal install of an OS? Daniel Feenberg ___ freebsd-net@f

Re: Problem with igb(4) updated to version 2.0.7

2010-12-04 Thread Daniel Feenberg
lso help. These should be available on expensive switches. Cheap switches don't cause any delay (the don't do STP which is the source of the delay). FreeBSD shouldn't count on that being available, though. Daniel Feenberg ___ f

Re: Network booting FreeBSD with gpxelinx almost works

2010-10-06 Thread Daniel Feenberg
On Sat, 25 Sep 2010, Warren Block wrote: On Sat, 25 Sep 2010, Daniel Feenberg wrote: We have been network booting FreeBSD for some time with pxeboot. So I am confident that we have the dhcpd.conf and the root filesystem sufficient for diskless booting. But now we would like to have menu of

Network booting FreeBSD with gpxelinx almost works

2010-09-25 Thread Daniel Feenberg
I can find in the syslinux or gpxelinux documentation, and the various web posting I have found linking FreeBSD to gpxelinux are all about do installations of iso files over the net. Daniel Feenberg NBER http://www.nber.org/sys-admin/FreeBSD-diskless.html _

Does pxeboot support option 134?

2005-12-13 Thread Daniel Feenberg
tp and not dhcp. There are some postings from users reporting success with this option, however all seem to be using bootp rather than dhcpd, and all seem to have older kernels. I am using an unmodified 6.0 #0 kernel, with the default options. It does serve to generate a system that boots and functio