[Video] Upcoming RSS enhancements to the FreeBSD Network Stack

2014-07-31 Thread Craig Rodrigues
Hi, On July 10, at the Bay Area FreeBSD Users Group ( http://bafug.org ), Adrian Chadd gave a very nice talk: "Upcoming RSS enhancements to the FreeBSD Network Stack" https://www.youtube.com/watch?v=7CvIztTz-RQ Thanks to Adrian for doing the work and giving the talk! Thanks to Cao Pham for r

4 million packets per second: Re: fastforward/routing: a 3 million packet-per-second system?

2014-07-31 Thread John Jasen
Following up, toggling hw.cxgbe.cong_drop yielded over 4 million packets per second in testing. This is probably an artifact of the switch I'm using, and should not be used unless your switch or clients don't respect ethernet pause. Turning off ip/icmp redirects yielded a little more, perhaps anot

Using the loopback interface with BPF

2014-07-31 Thread Robert Clipsham
Hi there, I've been using BPF to read and write Ethernet packets from the network, however I have encountered issues while writing a test suite for my code. The tests run on the loopback interface, however when calling write(), I received an EAFNOSUPPORT error (looutput: af=0 unexpected). When inv

Multicast races on vlan & lagg

2014-07-31 Thread Alexander Motin
Hi. Doing some tests on FreeNAS (FreeBSD 9.2+) I hit series of panic during active interfaces manipulation in some scenarios including multicast and several vlans on top of lagg. I am not ready to reproduce the full environment on head, but the code looks equal, so probably the bugs. I've made a

Re: nfsd spam in /var/log/messages

2014-07-31 Thread Rick Macklem
Russell L. Carter wrote: > > > On 07/29/14 13:48, Rick Macklem wrote: > > Russell L. Carter: > > > > > The "directories within a file system" exports are only enforced by > > the Mount protocol that NFSv3 uses to talk to mountd. (NFSv4 does > > not > > use the Mount protocol.) These are conside

Re: FreeBSD 10.0-R connected to Cisco switch (in 'trunk' mode with native VLAN) - doesn't work?

2014-07-31 Thread Karl Pielorz
--On 30 July 2014 13:26 +0400 Hrant Dadivanyan wrote: Hi Karl, I'm not sure whether it's on by default, but many Cisco switches (including all in 3750 family) can tag native vlan, so no a packet will leave ports untagged. no vlan dot1q tag native in configuration mode will switch this of