Re: igb dual-port adapter 1200Mbps limit - what to tune?

2010-11-11 Thread Eugene Perevyazko
On Thu, Nov 11, 2010 at 01:47:02AM +0100, Ivan Voras wrote: On 11/10/10 12:04, Eugene Perevyazko wrote: CPU is e5...@2.4ghz, 8 cores, irqs bound to different cores skipping HT ones. Unless you need the CPU cores for other tasks on the server, they won't help you with network throughput

FreeBSD TCP Behavior with Linux NAT

2010-11-11 Thread Christopher Penney
Hi, I have a curious problem I'm hoping someone can help with or at least educate me on. I have several large Linux clusters and for each one we hide the compute nodes behind a head node using NAT. Historically, this has worked very well for us and any time a NAT gateway (the head node) reboots

FreeBSD TCP Behavior with Linux NAT

2010-11-11 Thread Christopher Penney
Hi, I have a curious problem I'm hoping someone can help with or at least educate me on. I have several large Linux clusters and for each one we hide the compute nodes behind a head node using NAT. Historically, this has worked very well for us and any time a NAT gateway (the head node) reboots

Re: bjoern just received the itojun award at the ietf

2010-11-11 Thread jhell
On 11/10/2010 04:15, Randy Bush wrote: bjoern zeeb just received the itojun award. congratulations, bjoern. and than you for all the hard work on the ipv6 stack. randy For this not understanding what this is or what its about: http://www.isoc.org/awards/itojun/ Where you will find Bjoern

Re: icmp packets on em larger than 1472 [SEC=UNCLASSIFIED]

2010-11-11 Thread Kevin Oberman
Date: Wed, 10 Nov 2010 23:49:56 -0800 (PST) From: Kirill Yelizarov ykir...@yahoo.com --- On Thu, 11/11/10, Kevin Oberman ober...@es.net wrote: From: Kevin Oberman ober...@es.net Subject: Re: icmp packets on em larger than 1472 [SEC=UNCLASSIFIED] To: Wilkinson, Alex

Re: igb dual-port adapter 1200Mbps limit - what to tune?

2010-11-11 Thread Eugene Perevyazko
On Thu, Nov 11, 2010 at 12:49:52PM +0200, Eugene Perevyazko wrote: On Thu, Nov 11, 2010 at 01:47:02AM +0100, Ivan Voras wrote: On 11/10/10 12:04, Eugene Perevyazko wrote: Tried 2 queues and 1 queue per iface, neither hitting cpu limit. Are you sure you are not hitting the CPU limit on

Re: [patch] WOL support for nfe(4)

2010-11-11 Thread Pyun YongHyeon
On Thu, Nov 11, 2010 at 08:08:25AM +0100, Yamagi Burmeister wrote: On Wed, 10 Nov 2010, Pyun YongHyeon wrote: On Tue, Nov 09, 2010 at 01:34:21PM -0800, Pyun YongHyeon wrote: On Tue, Nov 09, 2010 at 10:01:36PM +0100, Yamagi Burmeister wrote: On Tue, 9 Nov 2010, Pyun YongHyeon wrote: No,

Re: igb dual-port adapter 1200Mbps limit - what to tune?

2010-11-11 Thread Aleksandr A Babaylov
On Thu, Nov 11, 2010 at 08:05:40PM +0200, Eugene Perevyazko wrote: On Thu, Nov 11, 2010 at 12:49:52PM +0200, Eugene Perevyazko wrote: On Thu, Nov 11, 2010 at 01:47:02AM +0100, Ivan Voras wrote: On 11/10/10 12:04, Eugene Perevyazko wrote: Tried 2 queues and 1 queue per iface, neither

Re: igb dual-port adapter 1200Mbps limit - what to tune?

2010-11-11 Thread Jack Vogel
The driver already handles the pinning, you shouldnt need to mess with it. MSIX interrupts start at 256, the igb driver uses one vector per queue, which is an TX/RX pair. The driver creates as many queues as cores up to a max of 8. Jack On Thu, Nov 11, 2010 at 10:05 AM, Eugene Perevyazko

ML370 G4 with poor Network Performance and high CPU Load

2010-11-11 Thread r...@reckschwardt.de
Hello, i am new in this Maillist and i use an ML370G4 with FreeBSD 8.1 AMD64. I try with netio and TCP. The used Nics are onboard Broadcom (PCI-X133Mhz), an Broadcom PCI-X Nic and an intel PCI-X Nic. The CPU load is around 35% and the performance like this: Packet size 1k bytes: 99303

Re: NFS + FreeBSD TCP Behavior with Linux NAT

2010-11-11 Thread Julian Elischer
On 11/11/10 6:36 AM, Christopher Penney wrote: Hi, I have a curious problem I'm hoping someone can help with or at least educate me on. I have several large Linux clusters and for each one we hide the compute nodes behind a head node using NAT. Historically, this has worked very well for us

Re: Poor situation with snmp support in FreeBSD

2010-11-11 Thread Brandon Gooch
On Fri, Mar 26, 2010 at 4:01 AM, Hartmut Brandt hartmut.bra...@dlr.de wrote: VSI, probably, was to verbose, and didn't make myself clear enough. For now, VSfrom network admin point of view, it's 3 problems: VS1) No ARP support The ARP table should be there. It may be that it got 'lost' with

Re: icmp packets on em larger than 1472 [SEC=UNCLASSIFIED]

2010-11-11 Thread Pyun YongHyeon
On Thu, Nov 11, 2010 at 08:10:57AM -0800, Kevin Oberman wrote: Date: Wed, 10 Nov 2010 23:49:56 -0800 (PST) From: Kirill Yelizarov ykir...@yahoo.com --- On Thu, 11/11/10, Kevin Oberman ober...@es.net wrote: From: Kevin Oberman ober...@es.net Subject: Re: icmp packets on em

Re: icmp packets on em larger than 1472 [SEC=UNCLASSIFIED]

2010-11-11 Thread Kevin Oberman
From: Pyun YongHyeon pyu...@gmail.com Date: Thu, 11 Nov 2010 13:04:36 -0800 On Thu, Nov 11, 2010 at 08:10:57AM -0800, Kevin Oberman wrote: Date: Wed, 10 Nov 2010 23:49:56 -0800 (PST) From: Kirill Yelizarov ykir...@yahoo.com --- On Thu, 11/11/10, Kevin Oberman

Re: ML370 G4 with poor Network Performance and high CPU Load

2010-11-11 Thread r...@reckschwardt.de
Hello YongHyeon, yes, booth Test-Servers are in idle State, no Disk activity and no important Networktraffic. the pciconf -lcbv for the Nics: e...@pci0:7:1:0: class=0x02 card=0x00db0e11 chip=0x10108086 rev=0x01 hdr=0x00 vendor = 'Intel Corporation' device = 'Dual Port

Re: ML370 G4 with poor Network Performance and high CPU Load

2010-11-11 Thread r...@reckschwardt.de
here is the pciconf for the onboard Nic b...@pci0:7:3:0:class=0x02 card=0x00cb0e11 chip=0x16c714e4 rev=0x10 hdr=0x00 vendor = 'Broadcom Corporation' device = 'BCM5703A3 NetXtreme Gigabit Ethernet' class = network subclass = ethernet bar [10] =

Re: ML370 G4 with poor Network Performance and high CPU Load

2010-11-11 Thread Pyun YongHyeon
On Thu, Nov 11, 2010 at 10:44:31PM +, r...@reckschwardt.de wrote: Hello YongHyeon, yes, booth Test-Servers are in idle State, no Disk activity and no important Networktraffic. the pciconf -lcbv for the Nics: e...@pci0:7:1:0: class=0x02 card=0x00db0e11 chip=0x10108086 rev=0x01

Updated ARP Queue Patch...

2010-11-11 Thread George Neville-Neil
Howdy, After some excellent comments from Bjoern I've put together the following patch: http://people.freebsd.org/~gnn/head-arpqueue4.diff Please review and comment. Best, George ___ freebsd-net@freebsd.org mailing list

Re: NFS + FreeBSD TCP Behavior with Linux NAT

2010-11-11 Thread Lawrence Stewart
On 11/12/10 07:39, Julian Elischer wrote: On 11/11/10 6:36 AM, Christopher Penney wrote: Hi, I have a curious problem I'm hoping someone can help with or at least educate me on. I have several large Linux clusters and for each one we hide the compute nodes behind a head node using NAT.

Re: NFS + FreeBSD TCP Behavior with Linux NAT

2010-11-11 Thread Andre Oppermann
On 12.11.2010 03:29, Lawrence Stewart wrote: On 11/12/10 07:39, Julian Elischer wrote: On 11/11/10 6:36 AM, Christopher Penney wrote: Hi, I have a curious problem I'm hoping someone can help with or at least educate me on. I have several large Linux clusters and for each one we hide the

Re: Problem with re0

2010-11-11 Thread Zeus V Panchenko
Hi, Gabor Radnai (gabor.rad...@gmail.com) [10.11.11 23:22] wrote: pciconf: n...@pci0:0:20:0:class=0x068000 card=0x816a1043 chip=0x026910de rev=0xa3 hdr=0x00 vendor = 'NVIDIA Corporation' device = 'MCP51 Network Bus Enumerator' class = bridge r...@pci0:1:0:0: