var avg float64
	if l.successRequestCount > 0 {
		avg = l.rttMsSum / float64(l.successRequestCount)
	}
	now := time.Now().UTC()
	return Metrics{
		LastReachableSecs:   now.Sub(o.serviceMetrics.LastCheckSuccess).Seconds(),
		LastUnreachableSecs: now.Sub(o.serviceMetrics.LastCheckFailure).Seconds(),
		TotalRequests:       l.failedRequestCount + l.successRequestCount,
		FailedRequests:      l.failedRequestCount,
		AvgSuccRTTMs:        avg,

		tests []operandTest
	}
	for _, sub := range []subtest{
		{"amd64", amd64OperandTests},
		{"386", x86OperandTests},
		{"arm", armOperandTests},
		{"arm64", arm64OperandTests},
		{"ppc64", ppc64OperandTests},
		{"mips", mipsOperandTests},
		{"mips64", mips64OperandTests},
		{"loong64", loong64OperandTests},
		{"s390x", s390xOperandTests},
	} {
		t.Run(sub.arch, func(t *testing.T) {