diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index add927f34..9ac1f1254 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -55,47 +55,15 @@ jobs:
   #    - name: Run cargo fmt
   #      run: cargo fmt --all -- --check
 
-  test_release:
-    runs-on: ubuntu-latest
-    name: Test in release mode
-    strategy:
-      matrix:
-        cargo-args: ['', '--features fixed-rows-to-discard']
-    env:
-      # Run all tests with multicore-SDR enabled.
-      FIL_PROOFS_USE_MULTICORE_SDR: true
-    steps:
-      - uses: actions/checkout@v4
-      - name: Install required packages
-        run: sudo apt install --no-install-recommends --yes libhwloc-dev ocl-icd-opencl-dev
-
-      - name: Download the proof params
-        uses: ./.github/actions/proof-params-download
-        with:
-          github-token: ${{ secrets.GITHUB_TOKEN }}
-
-      - name: Test in release profile
-        run: |
-          cargo test --verbose --release --workspace --all-targets ${{ matrix.cargo-args }}
-          # Run sequentially due to core assignment tests that otherwise might
-          #  interfere with each other
-          cargo test --release -p storage-proofs-porep --features isolated-testing ${{ matrix.cargo-args }} -- --test-threads=1
-          # Some `storage-proofs-update` tests need to run sequentially due to
-          # their high memory usage.
-          cargo test --release -p storage-proofs-update --features isolated-testing ${{ matrix.cargo-args }} -- --test-threads=1
-
-  #test_ignored_release:
+  #test_release:
   #  runs-on: ubuntu-latest
-  #  name: Test ignored in release mode
+  #  name: Test in release mode
   #  strategy:
   #    matrix:
-  #      crate: [
-  #        'filecoin-proofs',
-  #        'storage-proofs-core',
-  #        'storage-proofs-porep',
-  #        'storage-proofs-post',
-  #        'storage-proofs-update'
-  #      ]
+  #      cargo-args: ['', '--features fixed-rows-to-discard']
+  #  env:
+  #    # Run all tests with multicore-SDR enabled.
+  #    FIL_PROOFS_USE_MULTICORE_SDR: true
   #  steps:
   #    - uses: actions/checkout@v4
   #    - name: Install required packages
@@ -106,8 +74,15 @@ jobs:
   #      with:
   #        github-token: ${{ secrets.GITHUB_TOKEN }}
   #
-  #    - name: Test ignored in release profile
-  #      run: cargo test --package ${{ matrix.crate }} --release -- ignored --nocapture
+  #    - name: Test in release profile
+  #      run: |
+  #        cargo test --verbose --release --workspace --all-targets ${{ matrix.cargo-args }}
+  #        # Run sequentially due to core assignment tests that otherwise might
+  #        #  interfere with each other
+  #        cargo test --release -p storage-proofs-porep --features isolated-testing ${{ matrix.cargo-args }} -- --test-threads=1
+  #        # Some `storage-proofs-update` tests need to run sequentially due to
+  #        # their high memory usage.
+  #        cargo test --release -p storage-proofs-update --features isolated-testing ${{ matrix.cargo-args }} -- --test-threads=1
 
   #test_ignored_release:
   #  runs-on: ubuntu-latest
@@ -125,29 +100,46 @@ jobs:
   #    - name: Test ignored in release profile
   #      run: cargo test --release --workspace -- ignored --nocapture
 
-  test_no_default_features:
-    runs-on: ubuntu-latest
-    name: Test without default features
-    steps:
-      - uses: actions/checkout@v4
-      - name: Install required packages
-        run: sudo apt install --no-install-recommends --yes libhwloc-dev ocl-icd-opencl-dev
-
-      - name: Download the proof params
-        uses: ./.github/actions/proof-params-download
-        with:
-          github-token: ${{ secrets.GITHUB_TOKEN }}
-
-      - name: Test ignored in release profile
-        run: cargo test --release --workspace --no-default-features
+  #test_no_default_features:
+  #  runs-on: ubuntu-latest
+  #  name: Test without default features
+  #  steps:
+  #    - uses: actions/checkout@v4
+  #    - name: Install required packages
+  #      run: sudo apt install --no-install-recommends --yes libhwloc-dev ocl-icd-opencl-dev
+  #
+  #    - name: Download the proof params
+  #      uses: ./.github/actions/proof-params-download
+  #      with:
+  #        github-token: ${{ secrets.GITHUB_TOKEN }}
+  #
+  #    - name: Test ignored in release profile
+  #      run: cargo test --release --workspace --no-default-features
+  #
+  #build_gpu:
+  #  runs-on: ubuntu-latest
+  #  name: Build with CUDA and OpenCL support enabled
+  #  steps:
+  #    - uses: actions/checkout@v4
+  #    - name: Install required packages
+  #      run: sudo apt install --no-install-recommends --yes libhwloc-dev nvidia-cuda-toolkit ocl-icd-opencl-dev
+  #
+  #    - name: Test ignored in release profile
+  #      run: cargo build --workspace --features cuda,opencl
 
-  build_gpu:
+  multicore_sdr:
     runs-on: ubuntu-latest
-    name: Build with CUDA and OpenCL support enabled
+    name: Run specific multicore SDR tests
+    env:
+      RUST_TEST_THREADS: 1
     steps:
       - uses: actions/checkout@v4
       - name: Install required packages
-        run: sudo apt install --no-install-recommends --yes libhwloc-dev nvidia-cuda-toolkit ocl-icd-opencl-dev
+        run: sudo apt install --no-install-recommends --yes libhwloc-dev ocl-icd-opencl-dev
 
-      - name: Test ignored in release profile
-        run: cargo build --workspace --features cuda,opencl
+      - name: Without multicore SDR
+        run: cargo test -p storage-proofs-porep --features isolated-testing --release --lib stacked::vanilla::cores
+      - name: With multicore SDR
+        run: cargo test -p storage-proofs-porep --features isolated-testing --release --lib stacked::vanilla::cores
+        env:
+          FIL_PROOFS_USE_MULTICORE_SDR: true