Hi Robin, Thanks. So, the uneven (unequal) distribution of Wrtie/Sec numbers in the iostat output are ok...is that correct? Thanks. On Sat, Apr 9, 2011 at 1:50 AM, Robin Hill <robin@xxxxxxxxxxxxxxx> wrote: > On Fri Apr 08, 2011 at 05:40:46PM -0700, Linux Raid Study wrote: > >> What I'm not sure of is if the device is newly formatted, would raid >> recovery happen? What else could explain difference in the first run >> of IO benchmark? >> > When an array is first created, it's created in a degraded state - this > is the simplest way to make it available to the user instantly. The > final drive(s) are then automatically rebuilt, calculating the > parity/data information as normal for recovering a drive. > > Cheers, >  ÂRobin > -- >   ___ >  Â( ' }   |    Robin Hill    Â<robin@xxxxxxxxxxxxxxx> | >  / / )   Â| Little Jim says ....              Â| > Â// !!    |   Â"He fallen in de water !!"         | > -- To unsubscribe from this list: send the line "unsubscribe linux-raid" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html