Here is the example:
Action | Mean duration (s) | Total time (s)
-----------------------------------------------------------------
on_epoch_start | 5.993e-06 | 5.993e-06
get_train_batch | 0.0087412 | 16.398
on_batch_start | 5.0865e-06 | 0.0095372
model_forward | 0.0017818 | 3.3408
model_backward | 0.0018283 | 3.4282
on_after_backward | 4.2862e-06 | 0.0080366
optimizer_step | 0.0011072 | 2.0759
on_batch_end | 4.5202e-06 | 0.0084753
on_epoch_end | 3.919e-06 | 3.919e-06
on_train_end | 5.449e-06 | 5.449e-06