B777 captain reported excessive fuel flow in-flight requiring an engine shutdown.

Attributes
ACN	1748351
Time
Date	202006
Local Time Of Day	1801-2400
Place
Locale Reference	ZZZ.ARTCC
State Reference	US
Environment
Flight Conditions	VMC
Aircraft 1
Make Model Name	B777 Undifferentiated or Other Model
Operating Under FAR Part	Part 121
Flight Phase	Cruise
Route In Use	Direct
Flight Plan	IFR
Component
Aircraft Component	Fuel System
Person 1
Function	Captain Pilot Flying
Qualification	Flight Crew Air Transport Pilot (ATP)
Experience	Flight Crew Last 90 Days 85 Flight Crew Type 2407
Events
Anomaly	Aircraft Equipment Problem Critical Deviation - Procedural Published Material / Policy Inflight Event / Encounter Fuel Issue

Narrative:

In cruise; at FL390 got a fuel flow EICAS message along with a thrust asymmetry computer EICAS. Checklist directed an engine shut down due to excessive fuel flow to right engine. Coordinated with dispatch and maintenance control and with first officer concurrence; decided to divert ZZZ. Started descent; performed engine shutdown and notified ATC. Performed a single engine approach to xxr in ZZZ without incident. Fire and rescue inspected airplane when clear of the runway and found no issues. Normal taxi in and shutdown.

Original NASA ASRS Text

Title: B777 Captain reported excessive fuel flow in-flight requiring an engine shutdown.

Narrative: In cruise; at FL390 got a Fuel Flow EICAS message along with a Thrust Asymmetry Computer EICAS. Checklist directed an engine shut down due to excessive fuel flow to right engine. Coordinated with Dispatch and Maintenance Control and with First Officer concurrence; decided to divert ZZZ. Started descent; performed engine shutdown and notified ATC. Performed a single engine approach to XXR in ZZZ without incident. Fire and rescue inspected airplane when clear of the runway and found no issues. Normal taxi in and shutdown.

Data retrieved from NASA's ASRS site and automatically converted to unabbreviated mixed upper/lowercase text. This report is for informational purposes with no guarantee of accuracy. See NASA's ASRS site for official report.