Re: Production use of carp?

2011-06-02 Thread Jeremy Chadwick
On Fri, Jun 03, 2011 at 02:37:53AM +0200, Per von Zweigbergk wrote: > 3 jun 2011 kl. 00.10 skrev Patrick Lamaiziere: > > > You may want to implement your own control because if the two hosts > > cannot communicate, you will have two masters. This can happen if the > > links on the both hosts are u

Re: Production use of carp?

2011-06-02 Thread Steve Polyack
On 6/2/2011 8:14 PM, John De Boskey wrote: - Patrick Lamaiziere's Original Message - Le Thu, 2 Jun 2011 16:39:40 -0400, John a ?crit : Instead of running carp on the external interfaces as below: ifconfig_cxgb0="inet 10.24.99.11 netmask 255.255.0.0" # System 1 physical ip ifconf

Re: Production use of carp?

2011-06-02 Thread Per von Zweigbergk
3 jun 2011 kl. 00.10 skrev Patrick Lamaiziere: > You may want to implement your own control because if the two hosts > cannot communicate, you will have two masters. This can happen if the > links on the both hosts are up, but none packet are forwarded (ie the > switch connecting the two boxes is

Re: Production use of carp?

2011-06-02 Thread John De Boskey
- Patrick Lamaiziere's Original Message - > Le Thu, 2 Jun 2011 16:39:40 -0400, > John a ?crit : > > >Instead of running carp on the external interfaces as below: > > > > ifconfig_cxgb0="inet 10.24.99.11 netmask 255.255.0.0" # System 1 > > physical ip ifconfig_cxgb0="inet 10.24.99.12

Re: Introducing netmap: line-rate packet send/receive at 10Gbit/s

2011-06-02 Thread Pawel Tyll
Hi Luigi, > we have recently worked on a project, called netmap, which lets > FreeBSD send/receive packets at line rate even at 10 Gbit/s with > very low CPU overhead: one core at 1.33 GHz does 14.88 Mpps with a > modified ixgbe driver, which gives plenty of CPU cycles to handle > multiple interfa

Re: Introducing netmap: line-rate packet send/receive at 10Gbit/s

2011-06-02 Thread Adriel Torres
Hello, This is very interesting and thank you for sharing. On 6/2/11, Luigi Rizzo wrote: > Hi, > we have recently worked on a project, called netmap, which lets > FreeBSD send/receive packets at line rate even at 10 Gbit/s with > very low CPU overhead: one core at 1.33 GHz does 14.88 Mpps with a

Re: Production use of carp?

2011-06-02 Thread Jeremy Chadwick
On Fri, Jun 03, 2011 at 12:10:36AM +0200, Patrick Lamaiziere wrote: > Le Thu, 2 Jun 2011 16:39:40 -0400, > John a ?crit : > > Hello, > > >However, if system A is the MASTER, and system B is rebooted, > > the carp interface on system A will flip/flop going down and > > coming back up which is

Re: Production use of carp?

2011-06-02 Thread Patrick Lamaiziere
Le Thu, 2 Jun 2011 16:39:40 -0400, John a écrit : >Instead of running carp on the external interfaces as below: > > ifconfig_cxgb0="inet 10.24.99.11 netmask 255.255.0.0" # System 1 > physical ip ifconfig_cxgb0="inet 10.24.99.12 netmask 255.255.0.0" # > System 2 physcial ip ifconfig_carp1=

Re: Production use of carp?

2011-06-02 Thread Patrick Lamaiziere
Le Thu, 2 Jun 2011 16:39:40 -0400, John a écrit : Hello, >However, if system A is the MASTER, and system B is rebooted, > the carp interface on system A will flip/flop going down and > coming back up which is not what I want. I saw this if the switch connecting the two systems takes some ti

Introducing netmap: line-rate packet send/receive at 10Gbit/s

2011-06-02 Thread Luigi Rizzo
Hi, we have recently worked on a project, called netmap, which lets FreeBSD send/receive packets at line rate even at 10 Gbit/s with very low CPU overhead: one core at 1.33 GHz does 14.88 Mpps with a modified ixgbe driver, which gives plenty of CPU cycles to handle multiple interface and/or do usef

Production use of carp?

2011-06-02 Thread John
Hi Folks, Posting to -net & -fs to hopefully catch the right folks. A similar posting to -current didn't seem to catch anyones interest. Please respond as approriate. I'm in the process of setting up HA/Failover ZFS server systems using carp. I seem to be running into some issues that may