Hi, I'd like you to take a look at this patch for potential DocImpact. https://review.openstack.org/17886 Log: commit 3409e1f3385c98566f5f1fe82c757360b6ac9e4e Author: Michael Still <michael.still at canonical.com> Date: Mon Dec 10 15:17:12 2012 +1100 Autodetect nbd devices. This means we don't need to the max_nbd_devices flag any more at all. Resolves bug 1088339. DocImpact. Change-Id: I5c6218122ab09781d8a2ecd6d8b76a74be4a6e91