Hi, On Sat, Sep 19, 2009 at 02:15, Oliver Ransom <oliver@xxxxxxxxxxxxx> wrote: > Now I started moving a lot of data onto the volume and iostat said all > the data was being written to md9. Why that array? How does it decide > which physical volume to write to? This does not exactly explain how it picks them at creation, but you can use the command "lvdisplay -m" or "lvdisplay -m /dev/vgname/lvname" to show which logical blocks are mapped to which physical blocks of the underlying pv. HTH, Filipe _______________________________________________ CentOS mailing list CentOS@xxxxxxxxxx http://lists.centos.org/mailman/listinfo/centos