diff --git a/.github/workflows/coverage.yml b/.github/workflows/coverage.yml
index 252fce8a8..b63d65b67 100644
--- a/.github/workflows/coverage.yml
+++ b/.github/workflows/coverage.yml
@@ -15,10 +15,20 @@ jobs:
         with:
           go-version: ^1.14
 
-      - name: Checkout default branch
+      - name: Checkout codebase
         uses: actions/checkout@v2
 
+      - name: Cache go module
+        uses: actions/cache@v2
+        id: cache-gomodules
+        with:
+          path: ~/go/pkg/mod
+          key: ${{ runner.os }}-go-${{ hashFiles('**/go.sum') }}
+          restore-keys: |
+            ${{ runner.os }}-go-
+
       - name: Get dependencies
+        if: steps.cache-gomodules.outputs.cache-hit != 'true'
         run: |
           go get -v -t -d ./...
 
diff --git a/.github/workflows/linter.yml b/.github/workflows/linter.yml
index ba62bcfce..8176c8860 100644
--- a/.github/workflows/linter.yml
+++ b/.github/workflows/linter.yml
@@ -11,13 +11,49 @@ jobs:
   lint:
     runs-on: ubuntu-latest
     steps:
-      - name: Checkout default branch
+      - name: Set up Go 1.x
+        uses: actions/setup-go@v2
+        with:
+          go-version: ^1.14
+
+      - name: Checkout codebase
         uses: actions/checkout@v2
 
-      - name: Lint Code Base
+      - name: Cache go module
+        uses: actions/cache@v2
+        with:
+          path: ~/go/pkg/mod
+          key: ${{ runner.os }}-go-${{ hashFiles('**/go.sum') }}
+          restore-keys: ${{ runner.os }}-go-
+
+      - name: Show if need to format code
+        if: ${{ always() }}
+        run: |
+          filesNeedToFormat=$(go fmt ./...)
+          if [[ $filesNeedToFormat ]]; then
+            echo -e "\033[0;36m[Error] The following Go files need to be formatted:\033[0m"
+            echo -e "\033[0;31m$filesNeedToFormat\033[0m"
+            exit 1
+          fi
+
+      - name: Lint *.go files
+        if: ${{ always() }}
+        run: |
+          go vet $(go list ./... | grep -v /external/)
+          if [[ $? != 0 ]]; then
+            exit 1
+          fi
+
+      - name: Lint other files
+        if: ${{ always() }}
         uses: github/super-linter@v3.8.3
         env:
-          VALIDATE_ALL_CODEBASE: false
-          VALIDATE_JSON: false
-          VALIDATE_ANSIBLE: false
           GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
+          VALIDATE_ALL_CODEBASE: false
+          VALIDATE_BASH: false
+          VALIDATE_DOCKERFILE: false
+          VALIDATE_DOCKERFILE_HADOLINT: false
+          VALIDATE_GO: false
+          VALIDATE_JSON: false
+          VALIDATE_MD: false
+          VALIDATE_PROTOBUF: false
diff --git a/.github/workflows/test.yml b/.github/workflows/test.yml
index 1b21ef209..cc6f06177 100644
--- a/.github/workflows/test.yml
+++ b/.github/workflows/test.yml
@@ -7,6 +7,7 @@ on:
       - "**/*.go"
   pull_request:
     branches: [master]
+    types: [opened, synchronize, reopened]
     paths:
       - "**/*.go"
 
@@ -22,12 +23,15 @@ jobs:
         with:
           go-version: ^1.14
 
-      - name: Checkout default branch
+      - name: Checkout codebase
         uses: actions/checkout@v2
 
-      - name: Get dependencies
-        run: |
-          go get -v -t -d ./...
+      - name: Cache go module
+        uses: actions/cache@v2
+        with:
+          path: ~/go/pkg/mod
+          key: ${{ runner.os }}-go-${{ hashFiles('**/go.sum') }}
+          restore-keys: ${{ runner.os }}-go-
 
       - name: Test
-        run: go test -parallel 1 -timeout 6h -v ./...
+        run: go test -timeout 1h -v ./...
diff --git a/.github/workflows/updateGeofile.yml b/.github/workflows/updateGeofile.yml
index 0fb5c8548..9ba3a6afd 100644
--- a/.github/workflows/updateGeofile.yml
+++ b/.github/workflows/updateGeofile.yml
@@ -8,7 +8,7 @@ jobs:
   update:
     runs-on: ubuntu-latest
     steps:
-      - name: Checkout default branch
+      - name: Checkout codebase
         uses: actions/checkout@v2
 
       - name: Download