diff --git a/data_substrate b/data_substrate
index 1a4729b7..a4ffdce2 160000
--- a/data_substrate
+++ b/data_substrate
@@ -1 +1 @@
-Subproject commit 1a4729b71e08b72f0461bd3fbe107fd728592516
+Subproject commit a4ffdce2d4dca83bc76b52e9ea136ca68b6deca2
diff --git a/eloqkv.ini b/eloqkv.ini
index b40dbaad..6b1956de 100644
--- a/eloqkv.ini
+++ b/eloqkv.ini
@@ -173,6 +173,9 @@ node_group_replica_num = 1
 # [CLOUD OPTIONAL] Reuse existing local files when restoring from cloud.
 # eloq_store_reuse_local_files=false
 
+# Maximum number of requests EloqStore processes in one global batch.
+# eloq_store_max_global_request_batch=1000
+
 # Maximum number of concurrent standby rsync/ssh jobs managed by EloqStore.
 # eloq_store_standby_max_concurrency=100