> [!LogicalParallelApplyStateChange] > <table><tr><td rowspan="4" width="25%"><img src="assets/wl_ipc_logicalparallelapplystatechange.png"></td><td><b>Wait Category</b></td><td>IPC</td></tr><tr><td><b>Mechanism</b></td><td><code>LogicalParallelApply</code></td></tr><tr><td><b>Operations</b></td><td><a href="Operations/Distributed/Redistribute">Redistribute</a></td></tr><tr><td><b>Resources</b></td><td><a href="Resources/RAM">Memory</a>, <a href="Resources/CPU">CPU</a></td></tr><tr><td colspan="3"><b>Parallel Replication Orchestration Barrier</b>. Because parallel apply workers must coordinate their transaction commits to maintain ordering and consistency, they must frequently signal their status to the rest of the pool.</td></tr></table>