The output line shows the following:
(5s):380.6 (avg):378.8 Mh/s | A:3381 R:8 HW:0 U:5.0/m WU:5.0/m
Each column is as follows:
5s: A 5 second exponentially decaying average hash rate
avg: An all time average hash rate
A: The number of Accepted shares
R: The number of Rejected shares
HW: The number of HardWare errors
U: The Utility defined as the number of shares / minute
WU: The Work Utility defined as the number of diff1 shares work / minute (accepted or rejected).