Cinder doesn't provide many, but you can guarantee such things by adding locks to methods in your driver. If you are doing mounts per-volume, that should be easier than the case I was discussing, where many volumes are on the same mount.
Cinder doesn't provide many, but you can guarantee such things by adding locks to methods in your driver. If you are doing mounts per-volume, that should be easier than the case I was discussing, where many volumes are on the same mount.