Re: low network speed

2012-01-24 Thread Kevin Oberman
On Tue, Jan 24, 2012 at 9:27 PM, Eugene M. Zheganin wrote: > Hi. > > I'm suffering from low network performance on one of my FreeBSDs. > I have an i386 8.2-RELEASE machine with an fxp(4) adapter. It's connected > though a bunch of catalysts 2950 to another 8.2. While other machines in > this serve

Re: Ethernet Switch Framework

2012-01-24 Thread Adrian Chadd
So when will you two have something consensus-y to commit? :-) What I'm hoping for is: * some traction on the MII bus / MDIO bus split and tidyup from stb, which is nice; * ray's switch API for speaking to userland with; * agreeing on whether the correct place to put the driver(s) is where stb, r

low network speed

2012-01-24 Thread Eugene M. Zheganin
Hi. I'm suffering from low network performance on one of my FreeBSDs. I have an i386 8.2-RELEASE machine with an fxp(4) adapter. It's connected though a bunch of catalysts 2950 to another 8.2. While other machines in this server room using the same sequence of switches and the same target sour

RE: Performance problem using Intel X520-DA2

2012-01-24 Thread Marcin Markowski
On 24.01.2012 16:07, Kirk Davis wrote: -Original Message- On 24.01.2012 09:18, Nikolay Denev wrote: On Jan 23, 2012, at 11:39 PM, Marcin Markowski wrote: Hello, This message has been sent to freebsd-performance@ but got the information that should contact also with freebsd-net@. We u

livelock with full loaded em(4)

2012-01-24 Thread Anton Yuzhaninov
Hello. I have test boxes with em(4) network card - Intel 82563EB FreeBSD version - 8.2 stable from 2012-01-15, amd64 When this NIC is full loaded livelock occurs - system is unresponsive even from local console. To generate load I use netsend from /usr/src/tools/tools/netrate/ but other traffic

RE: Performance problem using Intel X520-DA2

2012-01-24 Thread Kirk Davis
>-Original Message- >On 24.01.2012 09:18, Nikolay Denev wrote: >> On Jan 23, 2012, at 11:39 PM, Marcin Markowski wrote: >> >>> Hello, >>> >>> This message has been sent to freebsd-performance@ but got the >>> information that should contact also with freebsd-net@. >>> >>> We use FreeBSD

Re: ng_bridge and locks

2012-01-24 Thread Gleb Smirnoff
On Tue, Jan 24, 2012 at 06:09:30AM +0900, rozhuk...@gmail.com wrote: r> I found a comment in the code: r> /* r> * This node has all kinds of stuff that could be screwed by SMP. r> * Until it gets it's own internal protection, we go through in r> * single file. This could hur

Re: Performance problem using Intel X520-DA2

2012-01-24 Thread Steven Hartland
- Original Message - From: "Marcin Markowski" I tried to compile the kernel with NETMAP on FreeBSD 8 and 9, but I get warnings and the compilation ends. cc1: warnings being treated as errors ../../../dev/netmap/netmap.c: In function 'netmap_memory_init': ../../../dev/netmap/netmap.c:

Re: Performance problem using Intel X520-DA2

2012-01-24 Thread Marcin Markowski
On 24.01.2012 09:18, Nikolay Denev wrote: On Jan 23, 2012, at 11:39 PM, Marcin Markowski wrote: Hello, This message has been sent to freebsd-performance@ but got the information that should contact also with freebsd-net@. We use FreeBSD as sniffer (libpcap programs) and we experience performa

Re: Performance problem using Intel X520-DA2

2012-01-24 Thread Marcin Markowski
On 24.01.2012 09:18, Nikolay Denev wrote: On Jan 23, 2012, at 11:39 PM, Marcin Markowski wrote: Hello, This message has been sent to freebsd-performance@ but got the information that should contact also with freebsd-net@. We use FreeBSD as sniffer (libpcap programs) and we experience performa

Re: pf not seeing inbound packets on netgraph interface

2012-01-24 Thread Andreas Longwitz
Hi Ed, > I am running into a roadblock getting PF to filter traffic on > a Netgraph interface representing an L2TP/IPSec connection. > The problem I have is that PF only sees traffic on the outbound > side of the netgraph interface. This happens because the L2TP packets are tagged with an IPSEC-

Re: ICMP attacks against TCP and PMTUD

2012-01-24 Thread Nikolay Denev
On Jan 23, 2012, at 11:17 PM, Andre Oppermann wrote: > On 23.01.2012 16:01, Nikolay Denev wrote: >> >> On Jan 20, 2012, at 10:32 AM, Nikolay Denev wrote: >> >>> On Jan 15, 2012, at 9:52 PM, Nikolay Denev wrote: >>> On 15.01.2012, at 21:35, Andrey Zonov wrote: > This helped me:

Re: Performance problem using Intel X520-DA2

2012-01-24 Thread Nikolay Denev
On Jan 23, 2012, at 11:39 PM, Marcin Markowski wrote: > Hello, > > This message has been sent to freebsd-performance@ but got > the information that should contact also with freebsd-net@. > > We use FreeBSD as sniffer (libpcap programs) and we experience > performance problems when incoming traf