Change the location for log files

The default file location for BlackBerry Device Service log files is C:\Program Files\Research In Motion\BlackBerry Enterprise Service 10\Logs\.

In the BlackBerry Administration Service, on the Servers and components menu, expand BlackBerry Solution topology > BlackBerry Domain > Component view > Logging.
Click the BlackBerry Device Service instance.
On the Instance information tab, click Edit instance.
In the Log file path field, type the path where you want to save the log files.
Click Save all.
Restart the BlackBerry Device Service.