diff --git a/.github/actions/inductor-xpu-e2e-test/action.yml b/.github/actions/inductor-xpu-e2e-test/action.yml
index 9f2828c3b..2164b9eee 100644
--- a/.github/actions/inductor-xpu-e2e-test/action.yml
+++ b/.github/actions/inductor-xpu-e2e-test/action.yml
@@ -50,7 +50,7 @@ runs:
       if: ${{ inputs.env_prepare }}
       shell: bash
       run: |
-        source activate e2e_ci
+        source ${HOME}/mengfeil/myvenv-e2e/bin/activate
         source .github/scripts/env.sh ${{ inputs.pytorch }}
         if [[ ${{ inputs.suite }} == *"torchbench"* ]]; then
           if [ "${{ inputs.pytorch }}" != "nightly_wheel" ]; then
@@ -89,11 +89,9 @@ runs:
     - name: E2E Test (${{ inputs.suite }} ${{ inputs.dt }} ${{ inputs.mode }} ${{ inputs.scenario }})
       env:
         HUGGING_FACE_HUB_TOKEN: ${{ inputs.hf_token }}
-        NEOReadDebugKeys: 1
-        DisableScratchPages: 1
       shell: bash
       run: |
-        source activate e2e_ci
+        source ${HOME}/mengfeil/myvenv-e2e/bin/activate
         source .github/scripts/env.sh ${{ inputs.pytorch }}
         cp .github/scripts/inductor_xpu_test.sh ../pytorch
         cd ../pytorch
diff --git a/.github/workflows/_linux_ut.yml b/.github/workflows/_linux_ut.yml
index 953e9b1bc..65932365b 100644
--- a/.github/workflows/_linux_ut.yml
+++ b/.github/workflows/_linux_ut.yml
@@ -50,20 +50,15 @@ jobs:
   Torch-XPU-UT-Tests:
     runs-on: ${{ inputs.runner }} 
     timeout-minutes: 9000
-    env:
-      NEOReadDebugKeys: 1
-      DisableScratchPages: 1
     steps:
       - name: Checkout torch-xpu-ops
         uses: actions/checkout@v4
       - name: Prepare Stock Pytorch
         run: |
           pwd
-          which conda && conda clean -ay
-          conda remove --all -y -n xpu_op_${ZE_AFFINITY_MASK} || \
-                rm -rf $(dirname ${CONDA_EXE})/../envs/xpu_op_${ZE_AFFINITY_MASK}
-          conda create -n xpu_op_${ZE_AFFINITY_MASK} python=${{ inputs.python }} cmake ninja -y
-          source activate xpu_op_${ZE_AFFINITY_MASK}
+          rm -rf ${HOME}/mengfeil/myvenv-ut
+          /usr/bin/python3.10 -m venv ${HOME}/mengfeil/myvenv-ut
+          source ${HOME}/mengfeil/myvenv-ut/bin/activate
           cd ../ && rm -rf pytorch
           pip install requests
           git clone https://github.com/pytorch/pytorch pytorch
@@ -83,7 +78,7 @@ jobs:
           fi
       - name: Triton Installation
         run: |
-          source activate xpu_op_${ZE_AFFINITY_MASK}
+          source ${HOME}/mengfeil/myvenv-ut/bin/activate
           cd ../pytorch
           TRITON_REPO="https://github.com/intel/intel-xpu-backend-for-triton"
           if [ -z ${{ inputs.triton }} ]; then
@@ -97,7 +92,7 @@ jobs:
           fi
       - name: Build Pytorch XPU
         run: |
-          source activate xpu_op_${ZE_AFFINITY_MASK}
+          source ${HOME}/mengfeil/myvenv-ut/bin/activate
           source .github/scripts/env.sh ${{ inputs.pytorch }}
           if [[ ${{ inputs.abi }} == '0' ]]; then
             export _GLIBCXX_USE_CXX11_ABI=0
@@ -127,7 +122,7 @@ jobs:
           pip install -r .ci/docker/requirements-ci.txt
       - name: Torch Config
         run: |
-          source activate xpu_op_${ZE_AFFINITY_MASK}
+          source ${HOME}/mengfeil/myvenv-ut/bin/activate
           source .github/scripts/env.sh ${{ inputs.pytorch }}
           python -c "import torch; print(torch.__config__.show())"
           python -c "import torch; print(torch.__config__.parallel_info())"
@@ -141,10 +136,10 @@ jobs:
       - name: Run XPU OP Examples
         if: contains(inputs.ut, 'op_regression') || github.event_name == 'schedule'
         run: |
+          source ${HOME}/mengfeil/myvenv-ut/bin/activate
           cd ${{ github.workspace }}
           xpu-smi discovery
           source .github/scripts/env.sh ${{ inputs.pytorch }}
-          source activate xpu_op_${ZE_AFFINITY_MASK}
           cd ${{ github.workspace }}
           cd test/regressions
           pip install pytest
@@ -152,10 +147,10 @@ jobs:
       - name: Run XPU OP Regressions test on device 1
         if: contains(inputs.ut, 'op_regression_dev1') || github.event_name == 'schedule'
         run: |
+          source ${HOME}/mengfeil/myvenv-ut/bin/activate
           cd ${{ github.workspace }}
           xpu-smi discovery
           source .github/scripts/env.sh ${{ inputs.pytorch }}
-          source activate xpu_op_${ZE_AFFINITY_MASK}
           export ZE_AFFINITY_MASK_OLD=${ZE_AFFINITY_MASK}
           unset ZE_AFFINITY_MASK
           cd ${{ github.workspace }}
@@ -167,7 +162,7 @@ jobs:
         if: contains(inputs.ut, 'op_extended') || github.event_name == 'schedule'
         run: |
           source .github/scripts/env.sh ${{ inputs.pytorch }}
-          source activate xpu_op_${ZE_AFFINITY_MASK}
+          source ${HOME}/mengfeil/myvenv-ut/bin/activate
           export PYTORCH_TEST_WITH_SLOW=1
           cd ../pytorch/third_party/torch-xpu-ops/test/xpu/extended/
           timeout 10000 python run_test_with_skip.py || true
@@ -175,7 +170,7 @@ jobs:
         if: contains(inputs.ut, 'op_ut') || github.event_name == 'schedule'
         run: |
           source .github/scripts/env.sh ${{ inputs.pytorch }}
-          source activate xpu_op_${ZE_AFFINITY_MASK}
+          source ${HOME}/mengfeil/myvenv-ut/bin/activate
           export PYTORCH_ENABLE_XPU_FALLBACK=1
           export PYTORCH_TEST_WITH_SLOW=1
           cd ../pytorch/third_party/torch-xpu-ops/test/xpu
@@ -189,7 +184,7 @@ jobs:
         if: contains(inputs.ut, 'torch_xpu') || github.event_name == 'schedule'
         run: |
           source .github/scripts/env.sh ${{ inputs.pytorch }}
-          source activate xpu_op_${ZE_AFFINITY_MASK}
+          source ${HOME}/mengfeil/myvenv-ut/bin/activate
           cd ../pytorch
           TEST_REPORTS_DIR=$(pwd)/test/test-reports
           rm -rf "$TEST_REPORTS_DIR" && mkdir -p "$TEST_REPORTS_DIR"
diff --git a/.github/workflows/nightly_ondemand_whl.yml b/.github/workflows/nightly_ondemand_whl.yml
index 889d8614a..4815f15d6 100644
--- a/.github/workflows/nightly_ondemand_whl.yml
+++ b/.github/workflows/nightly_ondemand_whl.yml
@@ -62,10 +62,10 @@ jobs:
       ut: ${{ github.event_name == 'schedule' && 'op_regression,op_regression_dev1,op_extended,op_ut,torch_xpu' || inputs.ut }}
       python: ${{ github.event_name == 'schedule' && '3.10' || inputs.python }}
       pytorch: nightly_wheel
-      runner: pvc_rolling
+      runner: e2e_internal
 
   Linux-Nightly-Ondemand-E2E-WHL-Tests:
-    runs-on: pvc_rolling
+    runs-on: e2e_internal
     # Don't run on forked repos
     if: github.repository_owner == 'intel'
     timeout-minutes: 36000
@@ -73,8 +73,6 @@ jobs:
       pytorch: ${{ github.event_name == 'schedule' && 'nightly' || inputs.pytorch }}
       ut: ${{ github.event_name == 'schedule' && 'op_regression,op_regression_dev1,op_extended,op_ut,torch_xpu' || inputs.ut }}
       python: ${{ github.event_name == 'schedule' && '3.10' || inputs.python }}
-      NEOReadDebugKeys: 1
-      DisableScratchPages: 1
     outputs:
       TORCH_BRANCH_ID: ${{ steps.installed.outputs.TORCH_BRANCH_ID }}
       TORCH_COMMIT_ID: ${{ steps.installed.outputs.TORCH_COMMIT_ID }}
@@ -96,17 +94,16 @@ jobs:
         uses: actions/checkout@v4
       - name: Prepare Conda ENV
         run: |
-          which conda && conda clean -ay
-          conda remove --all -y -n e2e_ci || rm -rf $(dirname ${CONDA_EXE})/../envs/e2e_ci
-          conda create -n e2e_ci python=${{ env.python }} cmake ninja -y
-          source activate e2e_ci
+          rm -rf ${HOME}/mengfeil/myvenv-e2e
+          /usr/bin/python3.10 -m venv ${HOME}/mengfeil/myvenv-e2e
+          source ${HOME}/mengfeil/myvenv-e2e/bin/activate
           # pip install mkl-static==2025.0.1 mkl-include==2025.0.1
           pip install pandas scipy tqdm
       - name: Prepare Stock Pytorch
         id: installed
         run: |
           pwd
-          source activate e2e_ci
+          source ${HOME}/mengfeil/myvenv-e2e/bin/activate
           pip install torch torchvision torchaudio --pre --index-url https://download.pytorch.org/whl/nightly/xpu
           echo "TORCH_BRANCH_ID=$(python -c 'import torch; print(torch.__version__)')" |tee -a "${GITHUB_OUTPUT}" >> "${GITHUB_ENV}"
           TORCH_COMMIT_ID=$(python -c 'import torch; print(torch.version.git_version)')
@@ -128,7 +125,7 @@ jobs:
       - name: Identify pinned versions
         id: pinned
         run: |
-          source activate e2e_ci
+          source ${HOME}/mengfeil/myvenv-e2e/bin/activate
           echo "TORCHVISION_COMMIT_ID=$(python -c 'import torchvision; print(torchvision.version.git_version)')" |tee -a "${GITHUB_OUTPUT}" >> "${GITHUB_ENV}"
           echo "TORCHAUDIO_COMMIT_ID=$(python -c 'import torchaudio; print(torchaudio.version.git_version)')" |tee -a "${GITHUB_OUTPUT}" >> "${GITHUB_ENV}"
           echo "TRITON_COMMIT_ID=$(python -c 'import triton; print(triton.__version__)')" |tee -a "${GITHUB_OUTPUT}" >> "${GITHUB_ENV}"