Optional
logOptional
logIf a string, create this log file and write to it.
Optional
logIncrease (or decrease if negative) log verbosity by this much. -3: fatal, -2: error, -1: warn, 0: info, 1: debug, 2: trace. Useful for -qqqvvvv option processing. Default: 0.
Optional
muteIf true, do not log to stdout.
Optional
prettyIgnore this set of comma-separated fields when pretty printing logs to stdout. Default: 'pid,hostname,name,host,port'.
Optional
syncIf logFile is set, write synchronously if true (for testing).
Log instance, created by the first layer to call createLog. Alternative to getLog for times when multiple loggers are needed.