From bef55390157f3848966337a289e64c246a5cd9e8 Mon Sep 17 00:00:00 2001
From: loneylee <loneylee@live.cn>
Date: Tue, 10 Sep 2024 17:37:50 +0800
Subject: [PATCH] Fix performance issue

---
 cpp-ch/local-engine/Common/CHUtil.cpp | 1 +
 1 file changed, 1 insertion(+)

diff --git a/cpp-ch/local-engine/Common/CHUtil.cpp b/cpp-ch/local-engine/Common/CHUtil.cpp
index 68ed66c45f6b..b702082d6ff3 100644
--- a/cpp-ch/local-engine/Common/CHUtil.cpp
+++ b/cpp-ch/local-engine/Common/CHUtil.cpp
@@ -722,6 +722,7 @@ void BackendInitializerUtil::initSettings(std::map<std::string, std::string> & b
     settings.set(MERGETREE_MERGE_AFTER_INSERT, true);
     settings.set(MERGETREE_INSERT_WITHOUT_LOCAL_STORAGE, false);
     settings.set(DECIMAL_OPERATIONS_ALLOW_PREC_LOSS, true);
+    settings.set("remote_filesystem_read_prefetch", false);
 
     for (const auto & [key, value] : backend_conf_map)
     {