// mrfState sncapsulates all the information
// related to the global background MRF.
type mrfState struct {
	opCh chan partialOperation
}

// Add a partial S3 operation (put/delete) when one or more disks are offline.
func (m *mrfState) addPartialOp(op partialOperation) {
	if m == nil {
		return
	}

	select {
	case m.opCh <- op:
	default:
	}
}

var healSleeper = newDynamicSleeper(5, time.Second, false)

	// The always present healing routine ready to heal objects
	globalBackgroundHealRoutine = newHealRoutine()
	globalBackgroundHealState   = newHealState(GlobalContext, false)

	globalMRFState = mrfState{
		opCh: make(chan partialOperation, mrfOpsQueueSize),
	}

	// If writes to FS backend should be O_SYNC.
	globalFSOSync bool

	globalProxyEndpoints []ProxyEndpoint

	globalInternodeTransport http.RoundTripper