Re: tcp keepalive after fin+ack from client and server

2009-12-14 Thread Felix J. Ogris
On 12/14/09 5:32 AM, "Julian Elischer" wrote: > Felix J. Ogris wrote: >> Hi, >> >> I am experiencing some strange problem where FreeBSD sometimes starts >> sending tcp keepalives after client and server have sent and ack'ed FINs. >> The server

tcp keepalive after fin+ack from client and server

2009-12-13 Thread Felix J. Ogris
Hi, I am experiencing some strange problem where FreeBSD sometimes starts sending tcp keepalives after client and server have sent and ack'ed FINs. The server runs 7.1-RELEASE/amd64 with open-vm-tools-nox11-148847 in a VMware ESXi 4.0. The client runs a CentOS Linux 2.6.18-164.6.1.el5PAE SMP on a

Re: CARP IP level load balancing

2009-03-29 Thread Felix J. Ogris
Barney Cordoba wrote: --- On Sun, 3/8/09, Felix J. Ogris wrote: From: Felix J. Ogris Subject: Re: CARP IP level load balancing To: freebsd-net@freebsd.org Date: Sunday, March 8, 2009, 4:24 AM On 1/20/09 3:30 PM, "Alexey Ivanov" wrote: Is there any plans to port IP lev

Re: CARP IP level load balancing

2009-03-08 Thread Felix J. Ogris
On 1/20/09 3:30 PM, "Alexey Ivanov" wrote: > Is there any plans to port IP level LB from OpenBSD, and, if yes, will it be > ported to 7x and 6x? Feel free to port http://ogris.de/carp/carp_aa.patch to 7.x. Felix ___ freebsd-net@freebsd.org mailing l

carp(4) ip loadbalancing (patch included)

2008-01-24 Thread Felix J. Ogris
Hi, I have extended ip_carp.c to provide loadbalancing on an ip basis, eg. to setup an active/active cluster. The algorithm is quite simple. Each cluster consists of N nodes. If an IPv4/IPv6 packet reaches node X, then it evaluates X == N mod source_address_of_IP_packet. If this is true, then the