SERVER-43295 startIndexBuild kicks off index builds on secondaries

1 files changed, 6 insertions, 2 deletions

diff --git a/src/mongo/db/catalog/rename_collection.cpp b/src/mongo/db/catalog/rename_collection.cpp
index 1fcd21bd593..c66c4947e73 100644
--- a/src/mongo/db/catalog/rename_collection.cpp
+++ b/src/mongo/db/catalog/rename_collection.cpp
@@ -601,8 +601,12 @@ Status renameBetweenDBs(OperationContext* opCtx,
             }
 
             for (const auto& indexToCopy : indexesToCopy) {
-                opObserver->onCreateIndex(
-                    opCtx, tmpName, tmpColl->uuid(), indexToCopy, fromMigrate);
+                // If two phase index builds is enabled, index build will be coordinated using
+                // startIndexBuild and commitIndexBuild oplog entries.
+                if (!IndexBuildsCoordinator::get(opCtx)->supportsTwoPhaseIndexBuild()) {
+                    opObserver->onCreateIndex(
+                        opCtx, tmpName, tmpColl->uuid(), indexToCopy, fromMigrate);
+                }
 
                 auto indexResult =
                     tmpIndexCatalog->createIndexOnEmptyCollection(opCtx, indexToCopy);