GitLab

[FSDP] ssd_offload fixing backward path (grad_fn) for SsdFlatParameter and SsdFlatParameterView (#974)

* [FSDP] fixing backward path for SsdFlatParameter and SsdFlatParameterView when overriding .data

* Get ssd_offload unit tests passing

* [FSDP] get all test_fsdp_offload tests passing w/ ssd_offload on

* Update changelog

Co-authored-by: Min Xu <min.xu.public@gmail.com>

Improvements to ssd_offload to support pickling/unpickling SsdTensorHandle (and derived classes) (#964)

Verified that FSDP wrapped models using ssd_offload checkpoint save and restore correctly

* Enabling ssd_offload training and test via tests/nn/data_parallel/test_fsdp_offload.py.
* Removed unused classes: SsdBuffer, SsdTensorHandleView, SsdParameter, SsdTensor
* Enhance test coverage of test_ssd_offloading_train_flatten_params_wrapper
* Modifications from PR #887 review comments.
* Update Changelog

* update release notes

* initial commit

* lint cleanup etc.

* helper functions; lint errors

* lint errors

* lint errors

* add back the boolean for named_parameters

* address comments and fix lint

* remove unused functions and class

* remove unused state

* add doc strings

* add lower level SSD APIs and tests

* add the test to the list to be run

* remove unused imports

* more doc string changes

* fix lint errors