Log Management
logs <app> [-h] [-t] [-n num] [-q] [-p process] # Display recent log output
logs:failed [<app>] # Shows the last failed deploy logs
Usage
Application logs
You can easily get logs of an app using the logs command:
Behavioral modifiers
Dokku also supports certain command-line arguments that augment the log command's behavior.
-n, --num NUM # the number of lines to display
-p, --ps PS # only display logs from the given process
-t, --tail # continually stream logs
-q, --quiet # display raw logs without colors, time and names
You can use these modifiers as follows:
will show logs continually from the web process.
Failed deploy logs
Warning
The default docker-local scheduler will "store" these until the next deploy or until the old containers are garbage collected - whichever runs first. If you require the logs beyond this point in time, please ship the logs to a centralized log server.
In some cases, it may be useful to retrieve the logs from a previously failed deploy.
You can retrieve these logs by using the logs:failed command
You can also retrieve the failed logs for each app: