Hi Rob, Thanks for the information and I think we should wait until things are alright with AMQP 1-0 and I am happy to contribute towards clustering implementation for java broker.
On Wed, Jul 7, 2010 at 3:25 PM, Robert Godfrey <[email protected]>wrote: > > Currently what I am thinking is achieving HA without loosing messages > which > > is the basic requirement of any clustering approach. > > So this we can only really achieve with 0-10 or 1-0 (as per my > previous post, AMQP 0-8/0-9/0-9-1 don't have any sort of > acknowledgement on publish which makes it impossibly to guarantee any > sort of reliability except in the case of transactions). > > > > > Thanks a lot Robert for your reply. can you please elaborate little bit > on > > why should we wait until the AMQP 1-0 support is finished, if there's a > > pretty good reason for that we can wait until it comes up. > > AMQP 1-0 defines a clearer model for which state needs to be retained > in order to recover from temporary failure. Given the architectural > changes inherent in supporting AMQP1-0 and the fact that AMQP1-0 > should be the basis of Qpid efforts going forward, I would much rather > design any state replication around the 1-0 model than earlier models > of the protocol. Moreover while we are re-architecting for 1-0 we can > have clustering in mind. > > If we want a "quick and dirty" solution for right now, I would look at > active-passive and replication of the "MessageStore" - this should be > achievable... and will give you the same sort of reliability that you > get from persistent messages. > -1, since we don't have to wait years for this i guess, so let's do that in correct approach, I do not have a quick requirement with is and I consider this as a nice to have feature which is good when it comes to marketing Qpid infront of clients. Lahiru > > > -- Rob > > --------------------------------------------------------------------- > Apache Qpid - AMQP Messaging Implementation > Project: http://qpid.apache.org > Use/Interact: mailto:[email protected] > > -- Apache Qpid, Worlds dominant messaging middleware..!!! Senior Software Engineer WSO2 Inc
