metrics

Documentation

Index

• Constants
• Variables
• func ObserveSQL(start time.Time, errCode string, sql util.Stripped, args ...interface{})
• func Serve(ctx context.Context, config Config)
• type Config
• type RegistererGatherer

Constants

const (
	ResultSuccess = "success"
	ResultError   = "error"
)

Variables

var (
	SQLTotal = prometheus.NewCounterVec(prometheus.CounterOpts{
		Name: "kine_sql_total",
		Help: "Total number of SQL operations",
	}, []string{"error_code"})

	SQLTime = prometheus.NewHistogramVec(prometheus.HistogramOpts{
		Name: "kine_sql_time_seconds",
		Help: "Length of time per SQL operation",
		Buckets: []float64{0.005, 0.01, 0.025, 0.05, 0.1, 0.15, 0.2, 0.25, 0.3, 0.35, 0.4, 0.45, 0.5, 0.6, 0.7, 0.8, 0.9, 1.0,
			1.5, 2.0, 2.5, 3.0, 3.5, 4.0, 4.5, 5, 6, 7, 8, 9, 10, 15, 20, 25, 30},
	}, []string{"error_code"})

	CompactTotal = prometheus.NewCounterVec(prometheus.CounterOpts{
		Name: "kine_compact_total",
		Help: "Total number of compactions",
	}, []string{"result"})
)

var (
	// SlowSQLThreshold is a duration which SQL executed longer than will be logged.
	// This can be directly modified to override the default value when kine is used as a library.
	SlowSQLThreshold = time.Second
)

Functions

func ObserveSQL

func ObserveSQL(start time.Time, errCode string, sql util.Stripped, args ...interface{})

func Serve

func Serve(ctx context.Context, config Config)

Types

type Config

type Config struct {
	ServerAddress   string
	ServerTLSConfig tls.Config
	EnableProfiling bool
}

type RegistererGatherer

type RegistererGatherer interface {
	prometheus.Registerer
	prometheus.Gatherer
}

var Registry RegistererGatherer = prometheus.NewRegistry()