Persistance and LVS

Andrea Cerrito is at gentestrana.net
Fri Apr 30 09:20:20 BST 2004


On Fri, 2004-04-30 at 04:40, Horms wrote:
> On Thu, Apr 29, 2004 at 03:45:53PM +0200, Andrea Cerrito wrote:
> > On Thu, 2004-04-29 at 15:28, Joseph Mack wrote:
> > > Andrea Cerrito wrote:
> > > > 
> > > 
> > > > > To have 8 million concurrent connections through a director to realservers
> > > > > that only have 64k ports, you'd need 128 realservers?
> > > > 
> > > > Does it help to play with /proc/sys/net/ipv4/ip_conntrack_max?
> > > > I mean, is it possible to increment over 65535 this value?
> > > 
> > > the problem is that the number of ports in ipv4 is a 16bit number and
> > > part of the spec. I kinda think that maybe ipv6 has more ports but I don't really 
> > > know.
> > 
> > I'm confused.
> > Reading here 'http://www.wallfire.org/misc/netfilter_conntrack_perf.txt'
> > I found that tuning ip_conntrack module is possible, and it's possible
> > to handle even 1million connection.
> 
> LVS-Nat ant Netfilter's NAT are not the same thing.
> The do not use the same code. Although the agument for
> LVS is simmilar to the one for Nefilter you have below.

So, modify conntrack kernel parameters have no influence on lvs?
-- 
Enjoy your freedom

Andrea Cerrito
http://www.gentestrana.net/
Linux User #103564

www.centromultimediale.tv
Vincitore del 35° Smau Industrial Design
ICOGRADA Excellence Award 2002
www.centromultimediale.it
www.etad.it

=== (17:57:49) Nietzsche: "niente è quello che sembra"



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