> If you're using ZFS for a load which resembles random block I/O, you'll want to tune the recordsize to the app I/O. You probably don't want to do that becaus

> If you're using ZFS for a load which resembles random block I/O, you'll want to tune the recordsize to the app I/O. You probably don't want to do that because that'll result in massive metadata overhead, and nothing tells you that the app's I/O operations will be nicely aligned, so this cannot be given as general advice.