Given that the driver is initialized during the service
startup (eg. like Keystone, Nova, ...) a osprofiler driver failure has
a huge impact on the service (when the driver fails, the whole service
is not usable).
We want to avoid that and just log error/exceptions but keep the
services running.
Change-Id: I5688f10364884a74b7eb44c0c8bda15730ccd424
Closes-Bug: 1819433