perplexity : faster HellaSwag via batching #5017
Merged
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This PR improves HellaSwag computation via the
perplexity
tool by batching both the endings and the tasks into a singlellama_batch
For GPUs with plenty of FLOPS, adding
-c 1024
or even-c 2048
might further improve performanceBy default we evaluate 1 task at a time, but for small tasks it is useful to batch them together. This can be controlled with the
--parallel
argument.