The logging output in Box Of Stops is available for troubleshooting purposes. Day to day this can be safely ignored.
If you are experiencing Latency problems, it may be helpful to look at the logging output, to see how much of the latency is Box Of Stops itself - example output below.
Log to file
By default, Box Of Stops keeps 3 days of log files. Today's log file is stored as plain text, the older files are zip files.
All these files will be stored at ~/boxofstops/logs (see Directories for more information).