I have set up small, virtual clusters using avahi with success. I'm not sure I've ever run them though an IP change though. I also don't know how much overhead the protocol would impose on a "real" cluster. Still, it might be worth looking into.
Cheers, -Nick On Fri, Mar 26, 2010 at 10:16 AM, Steve Loughran <ste...@apache.org> wrote: > On 26/03/2010 16:39, Gokulakannan M wrote: > >> >>> It's what I do. You just have to make sure that if the IPAddrs change, >>> >>> everything gets restarted. >>> >> >> >> Thanks Steve for the reply. "everything must be restarted" means >> the >> hadoop cluster or all the systems. >> > > just the JVMs. All JVMs cache mapped IP addresses forever, very annoying. > > http://issues.apache.org/jira/browse/HDFS-34 > > Dyndns and the like don't get a look in. It's for applet security, but > interferes with long-lived apps. Another reason to automate restarting your > apps regularly. > >
