diff --git a/.github/actions/setup_build/action.yml b/.github/actions/setup_build/action.yml
index 93c3a0b3c..9483d9e95 100644
--- a/.github/actions/setup_build/action.yml
+++ b/.github/actions/setup_build/action.yml
@@ -39,7 +39,8 @@ runs:
         if [ "${{ inputs.ubuntu_version }}" = "22.04" ]; then sudo wget -qO /etc/apt/sources.list.d/lunarg-vulkan-1.3.243-jammy.list https://packages.lunarg.com/vulkan/1.3.243/lunarg-vulkan-1.3.243-jammy.list; fi
         if [ "${{ inputs.ubuntu_version }}" = "24.04" ]; then sudo wget -qO /etc/apt/sources.list.d/lunarg-vulkan-noble.list https://packages.lunarg.com/vulkan/lunarg-vulkan-noble.list; fi
         sudo apt-get update
-        pip install lit clang-format==19.1.0 clang-tidy==19.1.0 virtualenv
+        pip install lit clang-format==19.1.0 virtualenv
+        sudo apt-get install --yes clang-tidy-19
         sudo apt-get install --yes doxygen
         sudo apt-get install --yes vulkan-sdk
         if [ "${{ inputs.cross_arch }}" = "x86" ]; then \
diff --git a/.github/workflows/build_ock_aarch64.yml b/.github/workflows/build_ock_aarch64.yml
new file mode 100644
index 000000000..b10bca093
--- /dev/null
+++ b/.github/workflows/build_ock_aarch64.yml
@@ -0,0 +1,51 @@
+# Simple workflow for testing aarch64 ock
+name: Run aarch64 ock tests for pr testing
+on:
+  # For testing purposes do on a pull request if this file changes
+  pull_request:
+    paths:
+      - '.github/workflows/build_ock_aarch64.yml'
+      - '.github/actions/setup_build/**'
+
+  # Allows you to run this workflow manually from the Actions tab
+  workflow_dispatch:
+
+concurrency:
+  group: ${{ github.workflow }}-${{ github.event.pull_request.number || github.ref }}
+  cancel-in-progress: true
+
+jobs:
+
+  # build and run host aarch64, execute UnitCL and lit tests and build and run offline
+  run_host_aarch64:
+    runs-on: cp-graviton
+    steps:
+      - name: Checkout repo
+        uses: actions/checkout@v4
+      - name: add to path
+        run:
+          echo "PATH=$PATH:/home/ubuntu/.local/bin" >> $GITHUB_ENV
+
+      - name: echo PATH
+        run:
+          echo PATH=$PATH
+      # installs tools, ninja, installs llvm and sets up sccahe
+      - name: setup-ubuntu
+        uses:  ./.github/actions/setup_build
+        with:
+          llvm_version: 18
+          llvm_build_type: RelAssert
+  
+      # These need to match the configurations of build_pr_cache to use the cache effectively
+      - name: build host x86_64 online release
+        uses: ./.github/actions/do_build_ock
+        with:
+          build_type: ReleaseAssert
+
+      - name: run just online lit
+        run:
+          ninja -C build check-ock-all-lit
+
+      - name: run host online check
+        run:
+          ninja -C build check-ock-UnitCL
diff --git a/.github/workflows/codeql.yml b/.github/workflows/codeql.yml
index 969248aa1..7369867af 100644
--- a/.github/workflows/codeql.yml
+++ b/.github/workflows/codeql.yml
@@ -25,6 +25,7 @@ permissions: {}
 
 jobs:
   analyze-host-x86_64-release:
+    if: false
     name: Analyze host x86_64 release
     permissions:
       # required for all workflows
@@ -72,6 +73,7 @@ jobs:
           category: "/language:c-cpp"
 
   analyze-riscv-m1:
+    if: false  
     name: Analyze riscv m1
     permissions:
       # required for all workflows
diff --git a/.github/workflows/run_pr_tests_caller.yml b/.github/workflows/run_pr_tests_caller.yml
index bf7d33b70..a26a5a929 100644
--- a/.github/workflows/run_pr_tests_caller.yml
+++ b/.github/workflows/run_pr_tests_caller.yml
@@ -25,7 +25,7 @@ concurrency:
 jobs:
   run-with-pull:
     name: Call PR testing on pull request
-    if: ${{ github.event_name == 'pull_request' }}    
+    if: ${{ false && github.event_name == 'pull_request' }}    
     uses: ./.github/workflows/run_pr_tests.yml
     with:
       update_cache: false