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| -rw-r--r-- | doc/book/src/cpp-broker/Active-Passive-Cluster.xml | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/doc/book/src/cpp-broker/Active-Passive-Cluster.xml b/doc/book/src/cpp-broker/Active-Passive-Cluster.xml index 8c7de9c40a..0a0d59045f 100644 --- a/doc/book/src/cpp-broker/Active-Passive-Cluster.xml +++ b/doc/book/src/cpp-broker/Active-Passive-Cluster.xml @@ -102,6 +102,11 @@ under the License. primary. This protects those messages against a failure of the new primary until the backups have a chance to connect and catch up. </para> + <para> + Not all messages need to be replicated to the back-up brokers. If a + message is consumed and acknowledged by a regular client before it has + been replicated to a backup, then it doesn't need to be replicated. + </para> <variablelist> <title>Status of a HA broker</title> <varlistentry> |