fuzzy/cluster.go
func (a *LoggerAdapter) Logf(s string, v ...interface{}) {
	a.log.Printf(s, v...)
}
func (a *LoggerAdapter) Logf(s string, v ...interface{}) {
	a.log.Printf(s, v...)
}
func ( a * LoggerAdapter ) Logf ( s string , v ... interface { } ) { a . log . Printf ( s , v ... ) }
// Logf will record a formatted message to the contained debug log
Logf will record a formatted message to the contained debug log