diff --git a/.golangci.yml b/.golangci.yml
index 09779daf2548c..91895ce0cc115 100644
--- a/.golangci.yml
+++ b/.golangci.yml
@@ -1,5 +1,5 @@
 run:
-  go: "1.20"
+  go: "1.21"
   skip-dirs:
     - build
     - configs
diff --git a/DEVELOPMENT.md b/DEVELOPMENT.md
index cb6493a9fa12f..246cb63810221 100644
--- a/DEVELOPMENT.md
+++ b/DEVELOPMENT.md
@@ -104,7 +104,7 @@ You can use Vscode to integrate C++ and Go together. Please replace user.setting
 Linux systems (Recommend Ubuntu 20.04 or later):
 
 ```bash
-go: >= 1.20
+go: >= 1.21
 cmake: >= 3.18
 gcc: 7.5
 conan: 1.61
@@ -113,7 +113,7 @@ conan: 1.61
 MacOS systems with x86_64 (Big Sur 11.5 or later recommended):
 
 ```bash
-go: >= 1.20
+go: >= 1.21
 cmake: >= 3.18
 llvm: >= 15
 conan: 1.61
@@ -122,7 +122,7 @@ conan: 1.61
 MacOS systems with Apple Silicon (Monterey 12.0.1 or later recommended):
 
 ```bash
-go: >= 1.20 (Arch=ARM64)
+go: >= 1.21 (Arch=ARM64)
 cmake: >= 3.18
 llvm: >= 15
 conan: 1.61
@@ -178,7 +178,7 @@ Confirm that your `GOPATH` and `GOBIN` environment variables are correctly set a
 ```shell
 $ go version
 ```
-Note: go >= 1.20 is required to build Milvus.
+Note: go >= 1.21 is required to build Milvus.
 
 #### Docker & Docker Compose
 
@@ -245,8 +245,8 @@ pip3 install conan==1.61.0
 #### Install GO 1.80
 
 ```bash
-wget https://go.dev/dl/go1.18.10.linux-arm64.tar.gz
-tar zxf go1.18.10.linux-arm64.tar.gz
+wget https://go.dev/dl/go1.21.10.linux-arm64.tar.gz
+tar zxf go1.21.10.linux-arm64.tar.gz
 mv ./go /usr/local
 vi /etc/profile
 export PATH=$PATH:/usr/local/go/bin
diff --git a/Makefile b/Makefile
index 6ed5b46d19680..9abc97fa6c4b1 100644
--- a/Makefile
+++ b/Makefile
@@ -17,6 +17,7 @@ OBJPREFIX := "github.com/milvus-io/milvus/cmd/milvus"
 
 INSTALL_PATH := $(PWD)/bin
 LIBRARY_PATH := $(PWD)/lib
+PGO_PATH := $(PWD)/configs/pgo
 OS := $(shell uname -s)
 mode = Release
 
@@ -72,14 +73,14 @@ milvus: build-cpp print-build-info
 	@echo "Building Milvus ..."
 	@source $(PWD)/scripts/setenv.sh && \
 		mkdir -p $(INSTALL_PATH) && go env -w CGO_ENABLED="1" && \
-		GO111MODULE=on $(GO) build -ldflags="-r $${RPATH} -X '$(OBJPREFIX).BuildTags=$(BUILD_TAGS)' -X '$(OBJPREFIX).BuildTime=$(BUILD_TIME)' -X '$(OBJPREFIX).GitCommit=$(GIT_COMMIT)' -X '$(OBJPREFIX).GoVersion=$(GO_VERSION)'" \
+		GO111MODULE=on $(GO) build -pgo=$(PGO_PATH)/default.pgo -ldflags="-r $${RPATH} -X '$(OBJPREFIX).BuildTags=$(BUILD_TAGS)' -X '$(OBJPREFIX).BuildTime=$(BUILD_TIME)' -X '$(OBJPREFIX).GitCommit=$(GIT_COMMIT)' -X '$(OBJPREFIX).GoVersion=$(GO_VERSION)'" \
 		-tags dynamic -o $(INSTALL_PATH)/milvus $(PWD)/cmd/main.go 1>/dev/null
 
 milvus-gpu: build-cpp-gpu print-gpu-build-info
 	@echo "Building Milvus-gpu ..."
 	@source $(PWD)/scripts/setenv.sh && \
 		mkdir -p $(INSTALL_PATH) && go env -w CGO_ENABLED="1" && \
-		GO111MODULE=on $(GO) build -ldflags="-r $${RPATH} -X '$(OBJPREFIX).BuildTags=$(BUILD_TAGS_GPU)' -X '$(OBJPREFIX).BuildTime=$(BUILD_TIME)' -X '$(OBJPREFIX).GitCommit=$(GIT_COMMIT)' -X '$(OBJPREFIX).GoVersion=$(GO_VERSION)'" \
+		GO111MODULE=on $(GO) build -pgo=$(PGO_PATH)/default.pgo -ldflags="-r $${RPATH} -X '$(OBJPREFIX).BuildTags=$(BUILD_TAGS_GPU)' -X '$(OBJPREFIX).BuildTime=$(BUILD_TIME)' -X '$(OBJPREFIX).GitCommit=$(GIT_COMMIT)' -X '$(OBJPREFIX).GoVersion=$(GO_VERSION)'" \
 		-tags dynamic -o $(INSTALL_PATH)/milvus $(PWD)/cmd/main.go 1>/dev/null
 
 get-build-deps:
@@ -106,7 +107,7 @@ getdeps:
 
 tools/bin/revive: tools/check/go.mod
 	cd tools/check; \
-	$(GO) build -o ../bin/revive github.com/mgechev/revive
+	$(GO) build -pgo=$(PGO_PATH)/default.pgo -o ../bin/revive github.com/mgechev/revive
 
 cppcheck:
 	@#(env bash ${PWD}/scripts/core_build.sh -l)
@@ -169,14 +170,14 @@ binlog:
 	@echo "Building binlog ..."
 	@source $(PWD)/scripts/setenv.sh && \
 		mkdir -p $(INSTALL_PATH) && go env -w CGO_ENABLED="1" && \
-		GO111MODULE=on $(GO) build -ldflags="-r $${RPATH}" -o $(INSTALL_PATH)/binlog $(PWD)/cmd/tools/binlog/main.go 1>/dev/null
+		GO111MODULE=on $(GO) build -pgo=$(PGO_PATH)/default.pgo -ldflags="-r $${RPATH}" -o $(INSTALL_PATH)/binlog $(PWD)/cmd/tools/binlog/main.go 1>/dev/null
 
 MIGRATION_PATH = $(PWD)/cmd/tools/migration
 meta-migration:
 	@echo "Building migration tool ..."
 	@source $(PWD)/scripts/setenv.sh && \
     		mkdir -p $(INSTALL_PATH) && go env -w CGO_ENABLED="1" && \
-    		GO111MODULE=on $(GO) build -ldflags="-r $${RPATH} -X '$(OBJPREFIX).BuildTags=$(BUILD_TAGS)' -X '$(OBJPREFIX).BuildTime=$(BUILD_TIME)' -X '$(OBJPREFIX).GitCommit=$(GIT_COMMIT)' -X '$(OBJPREFIX).GoVersion=$(GO_VERSION)'" \
+    		GO111MODULE=on $(GO) build -pgo=$(PGO_PATH)/default.pgo -ldflags="-r $${RPATH} -X '$(OBJPREFIX).BuildTags=$(BUILD_TAGS)' -X '$(OBJPREFIX).BuildTime=$(BUILD_TIME)' -X '$(OBJPREFIX).GitCommit=$(GIT_COMMIT)' -X '$(OBJPREFIX).GoVersion=$(GO_VERSION)'" \
     		-tags dynamic -o $(INSTALL_PATH)/meta-migration $(MIGRATION_PATH)/main.go 1>/dev/null
 
 INTERATION_PATH = $(PWD)/tests/integration
@@ -371,7 +372,7 @@ clean:
 milvus-tools: print-build-info
 	@echo "Building tools ..."
 	@mkdir -p $(INSTALL_PATH)/tools && go env -w CGO_ENABLED="1" && GO111MODULE=on $(GO) build \
-		-ldflags="-X 'main.BuildTags=$(BUILD_TAGS)' -X 'main.BuildTime=$(BUILD_TIME)' -X 'main.GitCommit=$(GIT_COMMIT)' -X 'main.GoVersion=$(GO_VERSION)'" \
+		-pgo=$(PGO_PATH)/default.pgo -ldflags="-X 'main.BuildTags=$(BUILD_TAGS)' -X 'main.BuildTime=$(BUILD_TIME)' -X 'main.GitCommit=$(GIT_COMMIT)' -X 'main.GoVersion=$(GO_VERSION)'" \
 		-o $(INSTALL_PATH)/tools $(PWD)/cmd/tools/* 1>/dev/null
 
 rpm-setup:
@@ -520,5 +521,5 @@ mmap-migration:
 	@echo "Building migration tool ..."
 	@source $(PWD)/scripts/setenv.sh && \
     		mkdir -p $(INSTALL_PATH) && go env -w CGO_ENABLED="1" && \
-    		GO111MODULE=on $(GO) build -ldflags="-r $${RPATH} -X '$(OBJPREFIX).BuildTags=$(BUILD_TAGS)' -X '$(OBJPREFIX).BuildTime=$(BUILD_TIME)' -X '$(OBJPREFIX).GitCommit=$(GIT_COMMIT)' -X '$(OBJPREFIX).GoVersion=$(GO_VERSION)'" \
+    		GO111MODULE=on $(GO) build -pgo=$(PGO_PATH)/default.pgo -ldflags="-r $${RPATH} -X '$(OBJPREFIX).BuildTags=$(BUILD_TAGS)' -X '$(OBJPREFIX).BuildTime=$(BUILD_TIME)' -X '$(OBJPREFIX).GitCommit=$(GIT_COMMIT)' -X '$(OBJPREFIX).GoVersion=$(GO_VERSION)'" \
     		-tags dynamic -o $(INSTALL_PATH)/mmap-migration $(MMAP_MIGRATION_PATH)/main.go 1>/dev/null
\ No newline at end of file
diff --git a/README.md b/README.md
index d1bcc8413b7a0..9e0bf7607554a 100644
--- a/README.md
+++ b/README.md
@@ -72,21 +72,21 @@ Check the requirements first.
 
 Linux systems (Ubuntu 20.04 or later recommended):
 ```bash
-go: >= 1.20
+go: >= 1.21
 cmake: >= 3.26.4
 gcc: 7.5
 ```
 
 MacOS systems with x86_64 (Big Sur 11.5 or later recommended):
 ```bash
-go: >= 1.20
+go: >= 1.21
 cmake: >= 3.26.4
 llvm: >= 15
 ```
 
 MacOS systems with Apple Silicon (Monterey 12.0.1 or later recommended):
 ```bash
-go: >= 1.20 (Arch=ARM64)
+go: >= 1.21 (Arch=ARM64)
 cmake: >= 3.26.4
 llvm: >= 15
 ```
diff --git a/README_CN.md b/README_CN.md
index 2b97a7138535b..26207c0f21fbb 100644
--- a/README_CN.md
+++ b/README_CN.md
@@ -68,7 +68,7 @@ Milvus 基于 [Apache 2.0 License](https://github.com/milvus-io/milvus/blob/mast
 请先安装相关依赖。
 
 ```
-go: 1.20
+go: 1.21
 cmake: >=3.18
 gcc: 7.5
 protobuf: >=3.7
diff --git a/configs/pgo/default.pgo b/configs/pgo/default.pgo
new file mode 100644
index 0000000000000..e69de29bb2d1d
diff --git a/go.mod b/go.mod
index f50cfb447b574..27e4c5bc06899 100644
--- a/go.mod
+++ b/go.mod
@@ -1,6 +1,6 @@
 module github.com/milvus-io/milvus
 
-go 1.20
+go 1.21
 
 require (
 	github.com/Azure/azure-sdk-for-go/sdk/azcore v1.7.0
diff --git a/scripts/README.md b/scripts/README.md
index 838db6fd5e6db..8cb64fbca7dc4 100644
--- a/scripts/README.md
+++ b/scripts/README.md
@@ -4,7 +4,7 @@
 
 ```
 OS: Ubuntu 20.04
-go：1.20
+go：1.21
 cmake: >=3.18
 gcc： 7.5
 ```