MC-38168: Manual Indexer after Merchandising - Empty Catalog/ Number of products incorrect

Author: o-iegorov

app/code/Magento/Indexer/Model/Processor.php

@@ -85,7 +85,18 @@ public function reindexAllInvalid()
                 // Skip indexers having shared index that was already complete
                 $sharedIndex = $indexerConfig['shared_index'] ?? null;
                 if (!in_array($sharedIndex, $this->sharedIndexesComplete)) {
+                    if (!empty($sharedIndex)) {
+                        $sharedIndexer = $this->indexerFactory->create()->load($sharedIndex);
+                        if ($sharedIndexer->getView()->isEnabled()) {
+                            $sharedIndexer->getView()->suspend();
+                        }
+                    }
                     $indexer->reindexAll();
+                    if (!empty($sharedIndex)) {
+                        if ($sharedIndexer->getView()->isEnabled()) {
+                            $sharedIndexer->getView()->resume();
+                        }
+                    }
 
                     if (!empty($sharedIndex) && $this->makeSharedValid->execute($sharedIndex)) {
                         $this->sharedIndexesComplete[] = $sharedIndex;