Re: [ws-rx] NEW ISSUE: Remove LastMessage

[Christopher B Ferris <chrisfer@us.ibm.com>]

Anish,

Please see my comments below.

Cheers,

Christopher Ferris
STSM, Emerging e-business Industry Architecture
email: chrisfer@us.ibm.com
blog: http://webpages.charter.net/chrisfer/blog.html
phone: +1 508 377 9295

Anish Karmarkar <Anish.Karmarkar@oracle.com>
wrote on 11/30/2005 06:16:53 PM:

[...]
> 
> 3) What I'm saying is the following -
> When:
> a) an LM marker is present in the last message, and
> b) the RMD receives all the messages upto and including the message
with 
> the LM marker. I.e. all the messages in the range [1, Seqno(LM-message)]
> then:
> at that point the RMD knows that it has received all the messages
in the 
> sequence. In certain implementations it can make the determination
that 
> it no longer needs the message store (it still needs to be around
to ack 
> messages) -- assuming that the messages have been successfully delivered
> to the AD. i.e., it can give up its message store resource at this
point 
> but *not* terminate the Sequence.

Why would you keep messages in the store that have
been delivered? Wouldn't a 
sensible implementation delete the messages from the
store once they had
been successfully delivered? What am I missing?