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| author | Alan Conway <aconway@apache.org> | 2012-02-14 16:10:05 +0000 |
|---|---|---|
| committer | Alan Conway <aconway@apache.org> | 2012-02-14 16:10:05 +0000 |
| commit | dc5bbb40a7b661bd50cf230a976336074e15e15d (patch) | |
| tree | c87412450414d5372be6d618001e1c9382b96d7d | |
| parent | 81e2b33fff4eeb5aeb8b9a2f79f616166b2a26ba (diff) | |
| download | qpid-python-dc5bbb40a7b661bd50cf230a976336074e15e15d.tar.gz | |
QPID-3603: minor updates to new-ha-design.txt
git-svn-id: https://svn.apache.org/repos/asf/qpid/branches/qpid-3603-6@1244090 13f79535-47bb-0310-9956-ffa450edef68
| -rw-r--r-- | qpid/cpp/design_docs/new-ha-design.txt | 9 |
1 files changed, 9 insertions, 0 deletions
diff --git a/qpid/cpp/design_docs/new-ha-design.txt b/qpid/cpp/design_docs/new-ha-design.txt index 4ff61f6bb0..3272b1315f 100644 --- a/qpid/cpp/design_docs/new-ha-design.txt +++ b/qpid/cpp/design_docs/new-ha-design.txt @@ -287,6 +287,14 @@ the requisite number of replication subscriptions established will be confirmed to the publisher before they are replicated, leaving them vulnerable to a loss of the new primary before they are replicated. +LM6 - persistence: In the event of a total cluster failure there are +no tools to automatically identify the "latest" store. Once this +is manually identfied, all other stores belonging to cluster members +must be erased and the latest node must started as primary. + +LM6 - persistence: In the event of a single node failure, that nodes +store must be erased before it can re-join the cluster. + For configuration propagation: LC2 - Queue and exchange propagation is entirely asynchronous. There @@ -341,6 +349,7 @@ LC6 - The events and query responses are not fully synchronized. It is not possible to miss a create event and yet not to have the object in question in the query response however. + * Benefits compared to previous cluster implementation. - Does not depend on openais/corosync, does not require multicast. |