[FIX] Save speed metrics to logs

[pavelgein]

Previously, we calculated speed metrics and did not do anything with the result.

What does this PR do?

Save speed metrics to logs.

Fixes # (issue)

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[SunMarc]

Thanks ! Can you share the logs that you get just to check if this is working ?

[pavelgein]

Thanks ! Can you share the logs that you get just to check if this is working ?

Unfortunately, I don't have console logs right now, but can show plots from ClearML interface

[pavelgein]

Got console logs,

{'loss': 16.8527, 'grad_norm': 443.156198877649, 'learning_rate': 0.0, 'epoch': 0.33, 'num_input_tokens_seen': 16, 'train_runtime': 12.9532, 'train_tokens_per_second': 1.235}

[HuggingFaceDocBuilderDev]

The docs for this PR live here. All of your documentation changes will be reflected on that endpoint. The docs are available until 30 days after the last update.

[SunMarc]

Awesome thanks !