[perf] enable multiproc dataloader in sft trainer #122
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Train 1/2: 1%|▍ | 20/3934 [01:38<5:14:50, 4.83s/it
Avg GPU utilization: 55%
Train 1/2: 1%|▍ | 20/3934 [01:00<2:57:09, 2.72s/it]
Avg GPU utilization: 95%