276 hits in 24 hours likely due to a recent change in cinder backup
related to using native threads. This fingerprint isn't great
but since it's a timeout type issue without errors in the cinder logs
it's about all we can go on until we see the trend goes down from a
revert or a fix.
Change-Id: I794592142baf75aa93ff5b956b2b648c4460c5b0