Re: ETCP Project

[Alan Robertson <alanr@unix.sh>]

"David L. Nicol" wrote:
> 
> Another nominee for the first Clustering Tool to try to
> get added into the main linux distribution might be a
> set of patches to implement ETCP, based on
> the internet draft written by Christian Huitema.
> 
> ETCP helps within migration clusters because by using it,
> it becomes possible to have a network connection follow
> a process, instead of tcp IO being relayed through the
> original node.

The hard problem isn't at the transport layer, but at the application layer
- in synchronizing application state.  For migration clusters, this is
*comparatively* easy, but for failover clusters this is typically very hard.

I've added a link to this page on the High-Availability Linux web site: 
http://linux-ha.org/

	-- Alan Robertson
	   alanr@unix.sh

Linux-cluster: generic cluster infrastructure for Linux
Archive:       http://mail.nl.linux.org/linux-cluster/