Re: Regarding if_alloc()

2008-04-18 Thread gnn
At Thu, 17 Apr 2008 18:35:23 -0700 (PDT), vijay singh wrote: Hi all. How do we avoid a race in populating the ifindex_table? Id this is a TODO, as it seems from the code below, would it be acceptable if I wrote a patch and reused the ifnet_lock [IFNET_WLOCK, IFNET_WUNLOCK]? It is almost

Re: MFC of TOE support to RELENG_7

2008-04-18 Thread gnn
At Thu, 17 Apr 2008 21:00:04 -0700, Kip Macy wrote: I would like to MFC TOE and RDMA support in the last week of May / first week of June. My primary objective is that it be present in 7.1. The re team has not yet decided when the freeze date for 7.1 will be, so I may end up asking to do it

Re: kern/122839: [multicast] FreeBSD 7 multicast routing problem

2008-04-18 Thread 4pr
The following reply was made to PR kern/122839; it has been noted by GNATS. From: [EMAIL PROTECTED] To: [EMAIL PROTECTED], [EMAIL PROTECTED] Cc: Subject: Re: kern/122839: [multicast] FreeBSD 7 multicast routing problem Date: Fri, 18 Apr 2008 15:50:02 +0800 Thank you very mach for your

Strange forwarding issue with tap(4) and if_bridge(4)

2008-04-18 Thread Bruce M Simpson
Hi, I noticed a strange issue with tap(4) and if_bridge(4) where the bridge seems not to be forwarding frames. 6.3-RELEASE, btw. I have this setup where I use the two to bootstrap QEMU virtual machines. Up until now I've been using dhcpd for this. This has only ever worked right for me if

zonelimit issues...

2008-04-18 Thread gnn
Hi, I am wondering why this patch was never committed? http://people.freebsd.org/~delphij/misc/patch-zonelimit-workaround It does seem to address an issue I'm seeing where processes get into the zonelimit state through the use of mbufs (a high speed UDP packet receiver) but even after

Re: zonelimit issues...

2008-04-18 Thread Xin LI
Hi, [EMAIL PROTECTED] wrote: Hi, I am wondering why this patch was never committed? http://people.freebsd.org/~delphij/misc/patch-zonelimit-workaround As its name said, it's a workaround :) I thought the bug was fixed by several ways, so the old bug resurfaced? It does seem to

Looking for a bgp stressing tool

2008-04-18 Thread Pierre-Gilles Mialon
Hi, We are currently trying to migrate our AS from Linux/quagga to NanoBSD/openbgpd. We want to validate our model. Please find below the test platform we use: __ __ __ | || | | | | router A || router B | | router C |

Re: Looking for a bgp stressing tool

2008-04-18 Thread Ingo Flaschberger
Dear Pierre, We are currently trying to migrate our AS from Linux/quagga to NanoBSD/openbgpd. We want to validate our model. Please find below the test platform we use: __ __ __ | || | | | | router A || router B | |

Question about ip accounting

2008-04-18 Thread Vincent Mialon
Hello I'm in a six months placement at Gitoyen http://www.gitoyen.net/ (a small opensource-based LIR) Gitoyen is a Local Internet Registry. The current routing solution is based on Linux with Quagga running OSPF and BGP. All routers runs Linux from USB flash drives but we think that FreeBSD

Re: Question about ip accounting

2008-04-18 Thread Christopher Arnold
On Fri, 18 Apr 2008, Vincent Mialon wrote: I'm in a six months placement at Gitoyen http://www.gitoyen.net/ (a small opensource-based LIR) Gitoyen is a Local Internet Registry. The current routing solution is based on Linux with Quagga running OSPF and BGP. All routers runs Linux from USB

Re: Question about ip accounting

2008-04-18 Thread Bruce M. Simpson
Christopher Arnold wrote: Anyone looing at supporting the netfpga card on FreeBSD? I would love to do that project myself, my time is scarse right now. I believe there was some interaction between other XORP members and the NetFPGA people, although I don't know if this resulted in any

Re: Looking for a bgp stressing tool

2008-04-18 Thread Bruce M. Simpson
Ingo Flaschberger wrote: So we are looking for a tool that inject and verify packet with faked IPs. We want to generate fake traffic between A-B A-C B-C in both directions. The aim is to evaluate the routing capacity of openbgpd/freebsd. We currently didn't find any tool that fit our needs.

IPIP tunnel behind NAT

2008-04-18 Thread Steve Bertrand
Hi everyone, I'm trying to configure a GIF IPIP tunnel from a FreeBSD box to a Cisco router in order to route IPv6 blocks to a remote location. However, I can't find good documentation to find out whether this will work in behind a NAT device. The FreeBSD box has a private IP, NAT'd 1:1.

Re: IPIP tunnel behind NAT

2008-04-18 Thread Baldur Gislason
It'll work fine. I've done this several times before. However I've also had NAT implementations which didn't work this way but this one should definitely work. Baldur On Fri, Apr 18, 2008 at 09:25:50AM -0400, Steve Bertrand wrote: Hi everyone, I'm trying to configure a GIF IPIP tunnel from a

Re: zonelimit issues...

2008-04-18 Thread Chris Pratt
On Apr 18, 2008, at 3:48 AM, Xin LI wrote: Hi, [EMAIL PROTECTED] wrote: Hi, I am wondering why this patch was never committed? http:// people.freebsd.org/~delphij/misc/patch-zonelimit-workaround As its name said, it's a workaround :) I thought the bug was fixed by several ways, so the

Re: Regarding if_alloc()

2008-04-18 Thread Brooks Davis
On Thu, Apr 17, 2008 at 06:35:23PM -0700, vijay singh wrote: Hi all. How do we avoid a race in populating the ifindex_table? Id this is a TODO, as it seems from the code below, would it be acceptable if I wrote a patch and reused the ifnet_lock [IFNET_WLOCK, IFNET_WUNLOCK]? Locking if_index

Re: Question about ip accounting

2008-04-18 Thread Julian Elischer
Christopher Arnold wrote: On Fri, 18 Apr 2008, Vincent Mialon wrote: I'm in a six months placement at Gitoyen http://www.gitoyen.net/ (a small opensource-based LIR) Gitoyen is a Local Internet Registry. The current routing solution is based on Linux with Quagga running OSPF and BGP. All

Re: bge dropping packets issue

2008-04-18 Thread Alexander Sack
On Thu, Apr 17, 2008 at 9:13 PM, Bruce Evans [EMAIL PROTECTED] wrote: So the million dollar question: Do you believe that if I disable DEVICE_POLLING and use interrupt driven I/O, I could achieve zero packet loss over a 1Gbps link? This is the main issue I need to solve (solve means

Re: MFC of TOE support to RELENG_7

2008-04-18 Thread Kip Macy
On Thu, Apr 17, 2008 at 11:32 PM, [EMAIL PROTECTED] wrote: At Thu, 17 Apr 2008 21:00:04 -0700, Kip Macy wrote: I would like to MFC TOE and RDMA support in the last week of May / first week of June. My primary objective is that it be present in 7.1. The re team has not yet decided

Re: MFC of TOE support to RELENG_7

2008-04-18 Thread Kip Macy
I apologize for not yet reviewing all the code. I take that last bit to mean the drivers can reach up into sockets given those functions? I gather this is due to the work necessary to implement RDMA over TCP? TOE for obvious reasons uses the existing socket infrastructure for integrating

Re: bge dropping packets issue

2008-04-18 Thread Steven Hartland
We use the following for line rate gig capture on em's so you should be safe to increase from 1048576. net.bpf.maxbufsize=20971520 net.bpf.bufsize=20971520 - Original Message - From: Alexander Sack [EMAIL PROTECTED] Packets still get dropped but this time by BPF. It seems I pushed

Re: bge dropping packets issue

2008-04-18 Thread Bruce Evans
On Fri, 18 Apr 2008, Alexander Sack wrote: Here are my results: Good news: Well after fiddling around with it, it seems if I bump the number of rx_bds to 512, disable polling, and use net.isr.direct=1, bge does not drop packets anymore (as verified by assigning a counter within bge_ticks()

Re: zonelimit issues...

2008-04-18 Thread George V. Neville-Neil
At Fri, 18 Apr 2008 06:40:26 -0700, Chris Pratt wrote: I am very interested in this topic as I've been waiting since moving from FreeBSD 5 in 2006. The workaround in the errata had no effect and the only notice I could see of something changing was the errata did not include the problem as

Re: zonelimit issues...

2008-04-18 Thread Xin LI
George V. Neville-Neil wrote: [snip] I believe that a better solution is possible, but it will take more careful study. One option is to start adding drain routines to UDP that cause the protocol to drop packets under load, which is the problem we're seeing. In our tests the server process

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2008-04-18 Thread received
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