metrics

type Snapshot struct {
	Seeded, Attempted, OK, NotMod, Redirect            int64
	ClientErr, ServerErr, Failed, Skipped, Bytes, Done int64
	Elapsed                                            time.Duration
	RatePerSec                                         float64
	MiBPerSec                                          float64
}

type Stats struct {
	Seeded    atomic.Int64 // URLs read from the seed
	Attempted atomic.Int64 // fetch attempts started
	OK        atomic.Int64 // 2xx responses stored
	NotMod    atomic.Int64 // 304 / unchanged revisits
	Redirect  atomic.Int64 // 3xx (other than 304)
	ClientErr atomic.Int64 // 4xx
	ServerErr atomic.Int64 // 5xx
	Failed    atomic.Int64 // transport/DNS/timeout failures
	Skipped   atomic.Int64 // dead host/domain or non-HTTP
	Bytes     atomic.Int64 // response body bytes stored
	// contains filtered or unexported fields
}