Yes that is correct. You can look at 'rrqm/s' and '%rrqm' in `iostat -x` to get statistics for how many requests are merged, and `rareq-sz` for the average re

Yes that is correct. You can look at 'rrqm/s' and '%rrqm' in `iostat -x` to get statistics for how many requests are merged, and `rareq-sz` for the average request size.