Comment 31 for bug 1459781

Reviewed: https://review.fuel-infra.org/12617
Submitter: Vitaly Sedelnik <email address hidden>
Branch: openstack-ci/fuel-7.0/2015.1.0

Commit: ee8d0966d011774af1da39258fe2ce0fb293a5ff
Author: Yuriy Nesenenko <email address hidden>
Date: Wed Oct 7 17:24:51 2015

Add retries to delete a volume in the RBD driver

This patch adds retries to delete a volume. After N tries of a
volume deletion failed we raise VolumeIsBusy exception.

Closes-Bug: #1459781
Change-Id: I9499be0c5985f9e8a3e55d1c9add01ad5cd11789