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by RyanGWU82 3875 days ago
We've used it occasionally on a ~400GB table and it's worked perfectly for us too. We run it on EC2 i2.8xlarge instances and it finishes in under 2 hours. But it doesn't use very much CPU or I/O, so we could probably run it just as well on a smaller instance like an i2.2xlarge.

One downside is that you need enough free space on your disk to hold the packed copy of the table, so you need to run it before your disk gets too full. The last couple of times we've waited too long, so we've had to move the data to a larger host before we could repack it.