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| author | Emile Joubert <emile@rabbitmq.com> | 2011-09-30 11:46:13 +0100 |
|---|---|---|
| committer | Emile Joubert <emile@rabbitmq.com> | 2011-09-30 11:46:13 +0100 |
| commit | 80e2c5091671543e556eb357a8440f40a3090e70 (patch) | |
| tree | 051a287d1130263dff1a213e150ff6c833c617ef | |
| parent | 4c8e0ba742304badde6a5a43cc75046e3691d174 (diff) | |
| download | rabbitmq-server-80e2c5091671543e556eb357a8440f40a3090e70.tar.gz | |
Add brief note about requeue to VQ docs
| -rw-r--r-- | src/rabbit_variable_queue.erl | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/src/rabbit_variable_queue.erl b/src/rabbit_variable_queue.erl index 1a7166ca..4843def1 100644 --- a/src/rabbit_variable_queue.erl +++ b/src/rabbit_variable_queue.erl @@ -164,6 +164,11 @@ %% content have that content removed and the corresponding messages %% are pushed out to disk. %% +%% Messages from pending acks are returned to q4, q3 and delta during +%% requeue, based on the limits of seq_id contained in each. Requeued +%% messages retain their original seq_id, maintaining order +%% when requeued. +%% %% The order in which alphas are pushed to betas and pending acks %% are pushed to disk is determined dynamically. We always prefer to %% push messages for the source (alphas or acks) that is growing the |