kubernetes/vendor/go.opentelemetry.io/otel/internal/global/internal_logging.go

var globalLogger …

// SetLogger sets the global Logger to l.
//
// To see Warn messages use a logger with `l.V(1).Enabled() == true`
// To see Info messages use a logger with `l.V(4).Enabled() == true`
// To see Debug messages use a logger with `l.V(8).Enabled() == true`.
func SetLogger(l logr.Logger) { … }

// GetLogger returns the global logger.
func GetLogger() logr.Logger { … }

// Info prints messages about the general state of the API or SDK.
// This should usually be less than 5 messages a minute.
func Info(msg string, keysAndValues ...interface{ … }

// Error prints messages about exceptional states of the API or SDK.
func Error(err error, msg string, keysAndValues ...interface{ … }

// Debug prints messages about all internal changes in the API or SDK.
func Debug(msg string, keysAndValues ...interface{ … }

// Warn prints messages about warnings in the API or SDK.
// Not an error but is likely more important than an informational event.
func Warn(msg string, keysAndValues ...interface{ … }