- delta = ddi_get_lbolt64() - fio->io_timestamp;
- if (delta > NSEC_TO_TICK(spa_deadman_synctime(spa))) {
- zfs_dbgmsg("SLOW IO: zio timestamp %llu, "
- "delta %llu, last io %llu",
+ delta = gethrtime() - fio->io_timestamp;
+ if (delta > spa_deadman_synctime(spa)) {
+ zfs_dbgmsg("SLOW IO: zio timestamp %lluns, "
+ "delta %lluns, last io %lluns",