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Pass enabled down to _BackwardSyncControl #19577

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merged 5 commits into from
Mar 8, 2024
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@carmocca carmocca commented Mar 5, 2024

What does this PR do?

The strategy's BackwardSyncControl implementation might want to run custom code when gradient accumulation is no longer enabled. This PR allows it.


📚 Documentation preview 📚: https://pytorch-lightning--19577.org.readthedocs.build/en/19577/

cc @Borda @carmocca @justusschock @awaelchli

@carmocca carmocca added feature Is an improvement or enhancement fabric lightning.fabric.Fabric strategy labels Mar 5, 2024
@carmocca carmocca added this to the 2.3 milestone Mar 5, 2024
@carmocca carmocca self-assigned this Mar 5, 2024
@carmocca carmocca marked this pull request as ready for review March 5, 2024 17:34
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github-actions bot commented Mar 5, 2024

⚡ Required checks status: All passing 🟢

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🟢 pytorch_lightning: Tests workflow
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pl-cpu (macOS-11, lightning, 3.8, 1.13, oldest) success
pl-cpu (macOS-11, lightning, 3.10, 1.13) success
pl-cpu (macOS-11, lightning, 3.10, 2.1) success
pl-cpu (macOS-11, lightning, 3.10, 2.2) success
pl-cpu (ubuntu-20.04, lightning, 3.8, 1.13, oldest) success
pl-cpu (ubuntu-20.04, lightning, 3.10, 1.13) success
pl-cpu (ubuntu-20.04, lightning, 3.10, 2.1) success
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pl-cpu (windows-2022, lightning, 3.10, 1.13) success
pl-cpu (windows-2022, lightning, 3.10, 2.1) success
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pl-cpu (macOS-11, pytorch, 3.8, 1.13) success
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pl-cpu (windows-2022, pytorch, 3.8, 1.13) success
pl-cpu (macOS-12, pytorch, 3.11, 2.0) success
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pl-cpu (ubuntu-22.04, pytorch, 3.11, 2.0) success
pl-cpu (ubuntu-22.04, pytorch, 3.11, 2.1) success
pl-cpu (windows-2022, pytorch, 3.11, 2.0) success
pl-cpu (windows-2022, pytorch, 3.11, 2.1) success

These checks are required after the changes to src/lightning/fabric/fabric.py, src/lightning/fabric/strategies/ddp.py, src/lightning/fabric/strategies/fsdp.py, src/lightning/fabric/strategies/strategy.py, src/lightning/fabric/strategies/xla_fsdp.py.

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pytorch-lightning (GPUs) (testing Lightning | latest) success
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fabric-cpu (macOS-11, lightning, 3.8, 1.13, oldest) success
fabric-cpu (macOS-11, lightning, 3.10, 1.13) success
fabric-cpu (macOS-11, lightning, 3.11, 2.1) success
fabric-cpu (macOS-11, lightning, 3.11, 2.2) success
fabric-cpu (ubuntu-20.04, lightning, 3.8, 1.13, oldest) success
fabric-cpu (ubuntu-20.04, lightning, 3.10, 1.13) success
fabric-cpu (ubuntu-20.04, lightning, 3.11, 2.1) success
fabric-cpu (ubuntu-20.04, lightning, 3.11, 2.2) success
fabric-cpu (windows-2022, lightning, 3.8, 1.13, oldest) success
fabric-cpu (windows-2022, lightning, 3.10, 1.13) success
fabric-cpu (windows-2022, lightning, 3.11, 2.1) success
fabric-cpu (windows-2022, lightning, 3.11, 2.2) success
fabric-cpu (macOS-11, fabric, 3.8, 1.13) success
fabric-cpu (ubuntu-20.04, fabric, 3.8, 1.13) success
fabric-cpu (windows-2022, fabric, 3.8, 1.13) success
fabric-cpu (macOS-12, fabric, 3.11, 2.0) success
fabric-cpu (macOS-12, fabric, 3.11, 2.1) success
fabric-cpu (ubuntu-22.04, fabric, 3.11, 2.0) success
fabric-cpu (ubuntu-22.04, fabric, 3.11, 2.1) success
fabric-cpu (windows-2022, fabric, 3.11, 2.0) success
fabric-cpu (windows-2022, fabric, 3.11, 2.1) success

These checks are required after the changes to src/lightning/fabric/fabric.py, src/lightning/fabric/strategies/ddp.py, src/lightning/fabric/strategies/fsdp.py, src/lightning/fabric/strategies/strategy.py, src/lightning/fabric/strategies/xla_fsdp.py, tests/tests_fabric/strategies/test_ddp.py, tests/tests_fabric/strategies/test_fsdp.py, tests/tests_fabric/strategies/test_xla_fsdp.py, tests/tests_fabric/test_fabric.py.

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install-pkg (ubuntu-22.04, fabric, 3.8) success
install-pkg (ubuntu-22.04, fabric, 3.11) success
install-pkg (ubuntu-22.04, pytorch, 3.8) success
install-pkg (ubuntu-22.04, pytorch, 3.11) success
install-pkg (ubuntu-22.04, lightning, 3.8) success
install-pkg (ubuntu-22.04, lightning, 3.11) success
install-pkg (ubuntu-22.04, notset, 3.8) success
install-pkg (ubuntu-22.04, notset, 3.11) success
install-pkg (macOS-12, app, 3.8) success
install-pkg (macOS-12, app, 3.11) success
install-pkg (macOS-12, fabric, 3.8) success
install-pkg (macOS-12, fabric, 3.11) success
install-pkg (macOS-12, pytorch, 3.8) success
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install-pkg (macOS-12, lightning, 3.8) success
install-pkg (macOS-12, lightning, 3.11) success
install-pkg (macOS-12, notset, 3.8) success
install-pkg (macOS-12, notset, 3.11) success
install-pkg (windows-2022, app, 3.8) success
install-pkg (windows-2022, app, 3.11) success
install-pkg (windows-2022, fabric, 3.8) success
install-pkg (windows-2022, fabric, 3.11) success
install-pkg (windows-2022, pytorch, 3.8) success
install-pkg (windows-2022, pytorch, 3.11) success
install-pkg (windows-2022, lightning, 3.8) success
install-pkg (windows-2022, lightning, 3.11) success
install-pkg (windows-2022, notset, 3.8) success
install-pkg (windows-2022, notset, 3.11) success

These checks are required after the changes to src/lightning/fabric/fabric.py, src/lightning/fabric/strategies/ddp.py, src/lightning/fabric/strategies/fsdp.py, src/lightning/fabric/strategies/strategy.py, src/lightning/fabric/strategies/xla_fsdp.py.


Thank you for your contribution! 💜

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codecov bot commented Mar 5, 2024

Codecov Report

Merging #19577 (395a044) into master (f23b3b1) will decrease coverage by 25%.
Report is 2 commits behind head on master.
The diff coverage is 100%.

Additional details and impacted files
@@            Coverage Diff            @@
##           master   #19577     +/-   ##
=========================================
- Coverage      84%      59%    -25%     
=========================================
  Files         424      419      -5     
  Lines       34897    34805     -92     
=========================================
- Hits        29295    20496   -8799     
- Misses       5602    14309   +8707     

@carmocca carmocca requested a review from Borda March 6, 2024 01:16
@mergify mergify bot added the ready PRs ready to be merged label Mar 8, 2024
@carmocca carmocca merged commit 06eb3cc into master Mar 8, 2024
114 of 115 checks passed
@carmocca carmocca deleted the carmocca/bwd-sync-enabled branch March 8, 2024 10:48
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