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ci: make ccache effective and observable, shallow checkout, add cache… #7756

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67e147c
ci: make ccache effective and observable, shallow checkout, add cache…
MrLi000001 Aug 1, 2026
461201c
ci: split cache warmer out of this PR per review
MrLi000001 Aug 3, 2026
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16 changes: 15 additions & 1 deletion .github/workflows/test.yml
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Original file line number Diff line number Diff line change
Expand Up @@ -24,7 +24,9 @@ jobs:
- name: Checkout repository
uses: actions/checkout@v7
with:
fetch-depth: 0
# CMake only needs `git log -1` for the commit info; a shallow
# fetch is enough and saves ~10 min on cache-cold runners.
fetch-depth: 1
# We will handle submodules manually after fixing ownership
submodules: 'false'

Expand All @@ -47,6 +49,14 @@ jobs:
xz-utils
sudo pip install clang-format clang-tidy

- name: Setup ccache
run: |
# Default cache size (~10G) is too small for a full -O3 -g build
# plus daily develop churn; raise it and reset per-run counters.
ccache --max-size=30G
ccache --zero-stats
ccache -s

- name: Install external tools from toolchain
run: |
cd toolchain
Expand Down Expand Up @@ -308,3 +318,7 @@ jobs:
OMP_NUM_THREADS: '2'
run: |
ctest --test-dir build -V --timeout 1700 -E 'integrate_test|01_PW|02_NAO_Gamma|03_NAO_multik|04_FF|05_rtTDDFT|06_SDFT|07_OFDFT|08_EXX|09_DeePKS|10_others|11_PW_GPU|12_NAO_Gamma_GPU|13_NAO_multik_GPU|15_rtTDDFT_GPU|16_SDFT_GPU|17_DS_DFTU|MODULE_BASE|MODULE_IO|MODULE_HSOLVER|MODULE_CELL|MODULE_MD|MODULE_PSI|MODULE_ESTATE|MODULE_RI|MODULE_HAMILT|MODULE_PW|MODULE_LCAO|MODULE_AO|MODULE_NAO|MODULE_RELAX|MODULE_LR'

- name: ccache statistics
if: always()
run: ccache -s
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