Is there something that needs to be done in response to deadlock victims?

So, Friday I got a report by one user about an unusual error seen. It appeared to be a one time error that went away when the page refreshed.

I went to the logs, tried to find an associated message to see if there were actions to take.

(Boy, I wish there were a series of books for SP admins that covered all the event and ULS log entries and what action to take to resolve them)

When I got onto one of the farm servers to look at logs, the event log had a number of unusual warnings and errors.

I am taking a look at some of these to see if there is something that needs to be done.

One of the errors - which has occurred 3 times in December - is related to the search software. One says "Foundation Search" and the other two say "Server Search".

So, are these the kinds of things that an admin should just ignore at this noise level (3 in 2 weeks) or is there something that should be done?

The warning is 57 and says that a database error occurred - a transaction was deadlocked on lock resources with another process and was chosen as the deadlock victim.

The first 2 times the application was Search_Service_Application, while the most recent occurrence was