[jboss-jira] [JBoss JIRA] Deleted: (JGRP-170) upTbl should be cleared in _upViewChange()

[Bela Ban (JIRA)]

     [ https://issues.jboss.org/browse/JGRP-170?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Bela Ban deleted JGRP-170:
--------------------------


> upTbl should be cleared in _upViewChange()
> ------------------------------------------
>
>                 Key: JGRP-170
>                 URL: https://issues.jboss.org/browse/JGRP-170
>             Project: JGroups
>          Issue Type: Bug
>            Reporter: Bela Ban
>            Assignee: Bela Ban
>
>  upTbl should be cleared in _upViewChange().
> Say there are three nodes A,B,C. Suppose there are 10
> outstanding TOTAL sequences say 1-10 (1-5 from A and
> 6-10 from B). Say seq#1 is missing so we have 2-10 in
> every upTbl.
> Now assume the view changes and A and B replayBcast
> (). This time A gets 6-10 and B gets 1-5.
> A lot can go wrong now, say if A's sequences reach in
> reverse order. We have duplicate transmissions from A.
> Its also possible that B's transmission is totally lost.
> I haven't verified all possible scenarios here, but I think
> the above two are quite possible.

--
This message is automatically generated by JIRA.
For more information on JIRA, see: http://www.atlassian.com/software/jira