type ServerSystemConfig struct {
	NEndpoints int
	CmdLines   []string
	MinioEnv   map[string]string
}

// Diff - returns error on first difference found in two configs.
func (s1 *ServerSystemConfig) Diff(s2 *ServerSystemConfig) error {
	ns1 := s1.NEndpoints
	ns2 := s2.NEndpoints
	if ns1 != ns2 {
		return fmt.Errorf("Expected number of endpoints %d, seen %d", ns1, ns2)
	}

			// only the concurrency to be number of drives to start
			// with - since default '32' might be big and may not
			// complete in total time of 10s.
			if globalEndpoints.NEndpoints() < concurrency {
				concurrency = globalEndpoints.NEndpoints()
			}

			// Check if we have local disks per pool less than
			// the concurrency make sure we choose only the "start"
			// concurrency to be equal to the lowest number of

		zb0001--
		field, err = dc.ReadMapKeyPtr()
		if err != nil {
			err = msgp.WrapError(err)
			return
		}
		switch msgp.UnsafeString(field) {
		case "NEndpoints":
			z.NEndpoints, err = dc.ReadInt()
			if err != nil {
				err = msgp.WrapError(err, "NEndpoints")
				return
			}
		case "CmdLines":
			var zb0002 uint32
			zb0002, err = dc.ReadArrayHeader()
			if err != nil {
				err = msgp.WrapError(err, "CmdLines")

				if globalEndpoints.NEndpoints() > 1 {
					logger.Error("Unable to connect to %s: %v", endpoints[i], isServerResolvable(endpoints[i], time.Second))
				} else {
					logger.Fatal(err, "Unable to connect to %s: %v", endpoints[i], isServerResolvable(endpoints[i], time.Second))
				}
			} else {
				if globalEndpoints.NEndpoints() > 1 {
					logger.Error("Unable to use the drive %s: %v", endpoints[i], err)
				} else {

		}
		if disk.Healing() != nil {
			disksToHeal = append(disksToHeal, disk.Endpoint())
		}
	}
	if len(disksToHeal) == globalEndpoints.NEndpoints() {
		// When all disks == all command line endpoints
		// this is a fresh setup, no need to trigger healing.
		return Endpoints{}
	}
	return disksToHeal
}

var newDiskHealingTimeout = newDynamicTimeout(30*time.Second, 10*time.Second)

	return allSet.ToSlice(), local
}

// Endpoints - list of same type of endpoint.
type Endpoints []Endpoint

// HTTPS - returns true if secure for URLEndpointType.
func (endpoints Endpoints) HTTPS() bool {
	return endpoints[0].HTTPS()
}

// GetString - returns endpoint string of i-th endpoint (0-based),
// and empty string for invalid indexes.
func (endpoints Endpoints) GetString(i int) string {

}

// Returns all the expanded endpoints, each argument is expanded separately.
func (s *endpointSet) getEndpoints() (endpoints []string) {
	if len(s.endpoints) != 0 {
		return s.endpoints
	}
	for _, argPattern := range s.argPatterns {
		for _, lbls := range argPattern.Expand() {
			endpoints = append(endpoints, strings.Join(lbls, ""))
		}
	}
	s.endpoints = endpoints
	return endpoints
}

var errEtcdUnreachable = errors.New("etcd is unreachable, please check your endpoints")

func etcdErrToErr(err error, etcdEndpoints []string) error {
	if err == nil {
		return nil
	}
	switch err {
	case context.DeadlineExceeded:
		return fmt.Errorf("%w %s", errEtcdUnreachable, etcdEndpoints)
	default:
		return fmt.Errorf("unexpected error %w from etcd, please check your endpoints %s", err, etcdEndpoints)
	}
}

	b.ResetTimer()
	b.ReportAllocs()

	fsDirs, err := getRandomDisks(nDisks)
	if err != nil {
		b.Fatal(err)
	}

	endpoints := mustGetNewEndpoints(0, 16, fsDirs...)
	b.RunParallel(func(pb *testing.PB) {
		endpoints := endpoints
		for pb.Next() {
			initStorageDisksWithErrors(endpoints, storageOpts{cleanUp: false, healthCheck: false})
		}
	})

		panic(err)
	}
	for i := range endpoints {
		endpoints[i].SetPoolIndex(poolIdx)
		endpoints[i].SetSetIndex(i / drivesPerSet)
		endpoints[i].SetDiskIndex(i % drivesPerSet)
	}
	return endpoints
}

func getEndpointsLocalAddr(endpointServerPools EndpointServerPools) string {
	for _, endpoints := range endpointServerPools {
		for _, endpoint := range endpoints.Endpoints {