gossip/metrics.go
package gossip
import (
"github.com/ethereum/go-ethereum/metrics"
)
var (
confirmBlocksMeter = metrics.NewRegisteredCounter("confirm/blocks", nil)
confirmTxnsMeter = metrics.NewRegisteredCounter("confirm/transactions", nil)
txTtfMeter = metrics.NewRegisteredHistogram("tx_ttf", nil, metrics.NewUniformSample(500))
)
var txLatency = NewTxs()