Logging on Fuchsia

The Logs from Fuchsia can be viewed interactively through ffx log.

Note: If you work on things such as bringup or diagnose issues with the network stack, you may connect to a Fuchsia device through a serial console. In those cases, you can use log_listener to view logs from the device.

As you work with logs from a Fuchsia device, you can use ffx log to retrieve logs from a device:

Note: For more information on using ffx log, see ffx log.

ffx log

To view specifics logs, you can use the --filter option. For example, to see all logs tagged with network:

ffx log --filter network

You may want to learn more about:

• Understanding logs on Fuchsia
• Configuring the ffx log tool
• Understanding how Fuchsia components can write logs
• Understanding the details of a log