Perlbal and sessions.

[christopher at baus.net]

>No, it doesn't really have any concept of that.  It sends requests to
> available nodes in a pool, that's it.  :)

Are LiveJournal requests are completely stateless or can the state can be
accessed from any node?  Maybe that's what memcached is all about.  Just
query the state on every hit.  I wonder how common this is.  Obviously it
is a good way to scale up.

Christopher Baus