Remove EC2 jobs

We also remove driver reinstallation step

.github/workflows/test_inf1.yml

@@ -15,65 +15,14 @@ concurrency:
   cancel-in-progress: true
 
 jobs:
-  start-runner:
-    name: Start self-hosted EC2 runner
-    runs-on: ubuntu-latest
-    env:
-      AWS_REGION: us-east-1
-      EC2_AMI_ID: ${{ vars.INFERENTIA_AMI_ID }}
-      EC2_INSTANCE_TYPE: inf1.6xlarge
-      EC2_SUBNET_ID: subnet-859322b4,subnet-b7533b96,subnet-47cfad21,subnet-a396b2ad,subnet-06576a4b,subnet-df0f6180
-      EC2_SECURITY_GROUP: sg-0bb210cd3ec725a13
-      EC2_IAM_ROLE: optimum-ec2-github-actions-role
-    outputs:
-      label: ${{ steps.start-ec2-runner.outputs.label }}
-      ec2-instance-id: ${{ steps.start-ec2-runner.outputs.ec2-instance-id }}
-    steps:
-      - name: Configure AWS credentials
-        uses: aws-actions/configure-aws-credentials@v1
-        with:
-          aws-access-key-id: ${{ secrets.AWS_ACCESS_KEY_ID }}
-          aws-secret-access-key: ${{ secrets.AWS_SECRET_ACCESS_KEY }}
-          aws-region: ${{ env.AWS_REGION }}
-      - name: Start EC2 runner
-        id: start-ec2-runner
-        uses: philschmid/philschmid-ec2-github-runner@main
-        with:
-          mode: start
-          github-token: ${{ secrets.GH_PERSONAL_ACCESS_TOKEN }}
-          ec2-image-id: ${{ env.EC2_AMI_ID }}
-          ec2-instance-type: ${{ env.EC2_INSTANCE_TYPE }}
-          subnet-id: ${{ env.EC2_SUBNET_ID }}
-          security-group-id: ${{ env.EC2_SECURITY_GROUP }}
-          iam-role-name: ${{ env.EC2_IAM_ROLE }}
-          aws-resource-tags: > # optional, requires additional permissions
-            [
-              {"Key": "Name", "Value": "ec2-optimum-github-runner"},
-              {"Key": "GitHubRepository", "Value": "${{ github.repository }}"}
-            ]
   do-the-job:
     name: Run INF1 tests
-    needs: start-runner # required to start the main job when the runner is ready
-    runs-on: ${{ needs.start-runner.outputs.label }} # run the job on the newly created runner
+    runs-on: [self-hosted, 4-aws-inf1, 24-cpu, ci]
     env:
       AWS_REGION: us-east-1
     steps:
       - name: Checkout
         uses: actions/checkout@v2
-      - name: Re-install neuron driver
-        run: |
-          sudo apt remove aws-neuronx-dkms -y
-          sudo apt remove aws-neuronx-tools -y
-          . /etc/os-release
-          sudo tee /etc/apt/sources.list.d/neuron.list > /dev/null <<EOF
-          deb https://apt.repos.neuron.amazonaws.com ${VERSION_CODENAME} main
-          EOF
-          wget -qO - https://apt.repos.neuron.amazonaws.com/GPG-PUB-KEY-AMAZON-AWS-NEURON.PUB | sudo apt-key add -
-          sudo apt-get update -y
-          sudo apt-get install linux-headers-$(uname -r) -y
-          sudo apt-get install aws-neuronx-dkms=2.* -y
-          sudo apt-get install aws-neuronx-tools=2.* -y
-          export PATH=/opt/aws/neuron/bin:$PATH
       - name: Install python dependencies
         run: |
           sudo apt install python3.8-venv -y
@@ -88,26 +37,3 @@ jobs:
         run: |
           source aws_neuron_venv_pytorch/bin/activate
           HF_TOKEN_OPTIMUM_NEURON_CI=${{ secrets.HF_TOKEN_OPTIMUM_NEURON_CI }} pytest -m is_inferentia_test tests
-  stop-runner:
-    name: Stop self-hosted EC2 runner
-    needs:
-      - start-runner # required to get output from the start-runner job
-      - do-the-job # required to wait when the main job is done
-    runs-on: ubuntu-latest
-    env:
-      AWS_REGION: us-east-1
-    if: ${{ always() }} # required to stop the runner even if the error happened in the previous jobs
-    steps:
-      - name: Configure AWS credentials
-        uses: aws-actions/configure-aws-credentials@v1
-        with:
-          aws-access-key-id: ${{ secrets.AWS_ACCESS_KEY_ID }}
-          aws-secret-access-key: ${{ secrets.AWS_SECRET_ACCESS_KEY }}
-          aws-region: ${{ env.AWS_REGION }}
-      - name: Stop EC2 runner
-        uses: philschmid/philschmid-ec2-github-runner@main
-        with:
-          mode: stop
-          github-token: ${{ secrets.GH_PERSONAL_ACCESS_TOKEN }}
-          label: ${{ needs.start-runner.outputs.label }}
-          ec2-instance-id: ${{ needs.start-runner.outputs.ec2-instance-id }}