View Logs

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Cloud Foundry treats logs as streams of time-ordered events aggregated from the output streams of all your app and Cloud Foundry components, providing a single channel for all of the events.

View information about your running app using one of the logging commands, cf logs:

$ cf logs my-go-app
Connected, tailing logs for app my-go-app in org MyOrg / space MySpace as user@mydomain.com...

2016-04-22T15:57:13.48+0200 [RTR/1]      OUT my-random-hostname.scapp.io - [22/04/2016:13:57:13 +0000] "GET / HTTP/1.1" 200 0 22 "-" "Mozilla/5.0 (Macintosh; Intel Mac OS X 10_11_4) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/49.0.2623.112 Safari/537.36" 178.197.231.93:46918 x_forwarded_for:"-" x_forwarded_proto:"http" vcap_request_id:2293d02c-79b7-4c73-50b6-06e5b90e3788 response_time:0.00192374 app_id:5bc25f0e-48f4-41f0-9ea1-d01e643edf0d
2016-04-22T15:57:14.24+0200 [RTR/1]      OUT my-random-hostname.scapp.io - [22/04/2016:13:57:14 +0000] "GET /favicon.ico HTTP/1.1" 200 0 22 "http://my-random-hostname.scapp.io/" "Mozilla/5.0 (Macintosh; Intel Mac OS X 10_11_4) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/49.0.2623.112 Safari/537.36" 178.197.231.93:46918 x_forwarded_for:"-" x_forwarded_proto:"http" vcap_request_id:8406bde9-b3cd-454b-4ff3-7fd609b16807 response_time:0.001859053 app_id:5bc25f0e-48f4-41f0-9ea1-d01e643edf0d

Visit your application in the browser, to see log messages being generated.

Press Ctrl+C to stop streaming the logs.

You can use

$ cf logs my-go-app --recent

to get the most recent logs.