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Merged
mohanchen merged 2 commits into from
Sep 9, 2026
Merged

ci: persist ccache across pods in CUDA workflow #7947

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ci: persist ccache across pods in CUDA workflow
MrLi000001 Sep 9, 2026
c0a5301
Merge branch 'develop' into MrLi000001-patch-1
mohanchen Sep 9, 2026
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37 changes: 34 additions & 3 deletions .github/workflows/cuda.yml
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Original file line number Diff line number Diff line change
Expand Up @@ -3,6 +3,9 @@ name: CUDA Test
on:
workflow_dispatch:
pull_request:
push:
branches:
- develop

defaults:
run:
Expand All @@ -19,10 +22,12 @@ jobs:
if: github.repository_owner == 'deepmodeling'
container:
image: ghcr.io/deepmodeling/abacus-cuda
volumes:
- /tmp/ccache:/github/home/.ccache
options: --gpus all

env:
CCACHE_DIR: ${{ github.workspace }}/.ccache
CCACHE_BASEDIR: ${{ github.workspace }}
CCACHE_COMPRESS: "true"
CCACHE_MAXSIZE: 8G
steps:
- name: Checkout
uses: actions/checkout@v7.0.1
Expand All @@ -34,6 +39,26 @@ jobs:
sudo apt-get update
sudo apt-get install -y ccache xz-utils ninja-build pkg-config

- name: Calculate compiler cache fingerprint
id: compiler
run: |
fingerprint="$({ c++ --version; nvcc --version; ccache --version; } | sha256sum | cut -d' ' -f1)"
echo "fingerprint=${fingerprint}" >> "${GITHUB_OUTPUT}"

- name: Restore compiler cache
uses: actions/cache@v4
with:
path: ${{ env.CCACHE_DIR }}
key: abacus-cuda-ccache-v1-${{ runner.os }}-${{ runner.arch }}-${{ steps.compiler.outputs.fingerprint }}-${{ github.sha }}
restore-keys: |
abacus-cuda-ccache-v1-${{ runner.os }}-${{ runner.arch }}-${{ steps.compiler.outputs.fingerprint }}-

- name: Prepare compiler cache
run: |
mkdir -p "${CCACHE_DIR}"
ccache --set-config="max_size=${CCACHE_MAXSIZE}"
ccache --zero-stats

- name: Install external tools from toolchain
run: |
cd toolchain
Expand All @@ -51,6 +76,12 @@ jobs:
cmake --build build -j "$(nproc)"
cmake --install build

- name: Report compiler cache
if: always()
run: |
ccache --show-stats
ccache --show-stats >> "${GITHUB_STEP_SUMMARY}"

- name: Module_LCAO CUDA Unittests
env:
GTEST_COLOR: 'yes'
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