diff --git a/docs/operations/rolling-updates.md b/docs/operations/rolling-updates.md index 1bb0acdef31..e205f25b82a 100644 --- a/docs/operations/rolling-updates.md +++ b/docs/operations/rolling-updates.md @@ -28,7 +28,7 @@ following order: 1. Historical 2. \*Overlord (if any) -3. \*Middle Manager (if any) +3. \*Middle Manager/Indexers (if any) 4. Standalone Real-time (if any) 5. Broker 6. Coordinator ( or merged Coordinator+Overlord ) @@ -47,9 +47,9 @@ update the entire Historical cluster. Overlord processes can be updated one at a time in a rolling fashion. -## Middle Managers +## Middle Managers/Indexers -Middle Managers run both batch and real-time indexing tasks. Generally you want to update Middle +Middle Managers or Indexer nodes run both batch and real-time indexing tasks. Generally you want to update Middle Managers in such a way that real-time indexing tasks do not fail. There are three strategies for doing that.