On 07/25/2013 01:02 PM, Neto, Antonio Jose Rodrigues wrote: > Just to confirm.. > > bs_is_seq_rand=1 > > bs=64k,4k > > It's 64K for sequential and 4K for random > > Right? Correct. If bs_is_seq_rand is set, any READ block size setting is applied to sequential IO, and any WRITE block size setting is applied to random IO. -- Jens Axboe -- To unsubscribe from this list: send the line "unsubscribe fio" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html