On Fri, Sep 6, 2013 at 7:46 AM, Jens Axboe <axboe@xxxxxxxxx> wrote: ... > Please take a look at how this is done for the experimental_verify. The > writes are skipped much sooner and generically, there's no need to > enforce any sort of specific IO engine or verify type. >From your reply I understood that you want to skip do_io() all together and call a function that will somehow replicate the workload and compute the numberio for each block. Is that what you meant? My patch uses do_io() to initialize the vhdr_meta data structures. I can try to replicate that in do_verify() instead, but that seems more fragile. Juan -- 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