+ # If the cloud node's FQDN doesn't match what's in the Arvados node
+ # record, make them match.
+ # This method is a little unusual in the way it just fires off the
+ # request without checking the result or retrying errors. That's
+ # because this update happens every time we reload the Arvados node
+ # list: if a previous sync attempt failed, we'll see that the names
+ # are out of sync and just try again. ComputeNodeUpdateActor has
+ # the logic to throttle those effective retries when there's trouble.