Re: Intel 82574L interface wedging on em 7.1.9/7.2.3 when MSIX enabled

2011-11-09 Thread Hooman Fazaeli
On 11/8/2011 11:00 PM, Adrian Chadd wrote: On 8 November 2011 09:21, Hooman Fazaeli wrote: With MSIX enabled, the link task (em_handle_link) does _not_ triggers _start when the link changes state from inactive to active (which it should). If if_snd quickly fills up during a temporary link loss

Re: Intel 82574L interface wedging on em 7.1.9/7.2.3 when MSIX enabled

2011-11-09 Thread Hooman Fazaeli
On 11/8/2011 10:23 PM, Jason Wolfe wrote: On Tue, Nov 8, 2011 at 10:21 AM, Hooman Fazaeli mailto:hoomanfaza...@gmail.com>> wrote: I have allocated more time to the problem and guess I can explain what your problem is. With MSIX disabled, the driver uses fast interrupt handler (em_ir

Re: Possible MROUTING regression in 9.0 RC1

2011-11-09 Thread Pavel Timofeev
Crashes is often, even on different hardware (another server) [root@timp ~]# /usr/local/sbin/igmpproxy -dvv /usr/local/etc/igmpproxy.conf Searching for config file at '/usr/local/etc/igmpproxy.conf' Config: Quick leave mode enabled. Config: Got a phyint token. Config: IF: Config for interface re0.

Re: Intel 82574L interface wedging on em 7.1.9/7.2.3 when MSIX enabled

2011-11-09 Thread Adrian Chadd
There's no locking around the OACTIVE flag set/clear, right? Is it possible that multiple TX threads are fiddling with OACTIVE and then it's not being properly cleared and tx kicked? Adrian ___ freebsd-net@freebsd.org mailing list http://lists.freebsd.o

ipf(8) for TCP rate limiting

2011-11-09 Thread Vijay Singh
Hi. My machine has some ipf(8) rules and I see that when there is a TCP connection storm to the http port the filer sends out TCP resets. I wanted to know if its possible to configure the pps limit for TCP connections before the RSTs kick in using ipf. regards, vijay __

Re: Intel 82574L interface wedging on em 7.1.9/7.2.3 when MSIX enabled

2011-11-09 Thread Jack Vogel
Hmmm, that's an interesting point Adrian, I'll look at that more closely. Jack On Wed, Nov 9, 2011 at 4:09 PM, Adrian Chadd wrote: > There's no locking around the OACTIVE flag set/clear, right? > Is it possible that multiple TX threads are fiddling with OACTIVE and > then it's not being proper

Re: Intel 82574L interface wedging on em 7.1.9/7.2.3 when MSIX enabled

2011-11-09 Thread Jack Vogel
BTW, the new delta on the driver is coming, I just ran into some issues with the validation testing done in house and I've had to iron a few things out. I am going to implement Hooman's idea of a TX clean from local_timer, that seems like a good idea. The other thing I'm doing right now is reenab

Re: FreeBSD 9 and ARP multicast source address error messages

2011-11-09 Thread Gleb Smirnoff
Alexander, On Tue, Nov 08, 2011 at 05:14:45PM -0500, Alexander Wittig wrote: A> I upgraded one of my machines from FreeBSD 8 to 9.0-RC1 (FreeBSD bt.pa.msu.edu 9.0-RC1 FreeBSD 9.0-RC1 #3: Fri Oct 28 16:45:28 EDT 2011 r...@bt.pa.msu.edu:/usr/obj/usr/src/sys/ALEX i386), and ever since that