// when bucketSSEConfig is empty.
type ApplyOptions struct {
	AutoEncrypt bool
}

// Apply applies the SSE bucket configuration on the given HTTP headers and
// sets the specified SSE headers.
//
// Apply does not overwrite any existing SSE headers. Further, it will
// set minimal SSE-KMS headers if autoEncrypt is true and the BucketSSEConfig
// is nil.

	sys.hMutex.RLock()
	defer sys.hMutex.RUnlock()
	if h, ok := sys.hc[ep.Host]; ok {
		return !h.Online
	}
	go sys.initHC(ep)
	return false
}

// markOffline sets endpoint to offline if network i/o timeout seen.
func (sys *BucketTargetSys) markOffline(ep *url.URL) {
	sys.hMutex.Lock()
	defer sys.hMutex.Unlock()
	if h, ok := sys.hc[ep.Host]; ok {
		h.Online = false

	if !sys.Initialized() {
		return nil, errServerNotInitialized
	}

	return sys.store.ListPolicyDocs(ctx, bucketName)
}

// SetPolicy - sets a new named policy.
func (sys *IAMSys) SetPolicy(ctx context.Context, policyName string, p policy.Policy) (time.Time, error) {
	if !sys.Initialized() {
		return time.Time{}, errServerNotInitialized
	}

	}
	if len(formatV3.Erasure.Sets) != 1 {
		t.Fatalf("expected single set after migrating from v1 to v3, but found %d", len(formatV3.Erasure.Sets))
	}
	if !reflect.DeepEqual(formatV3.Erasure.Sets[0], m.Erasure.JBOD) {
		t.Fatalf("expected drive uuid: %v, got: %v", m.Erasure.JBOD, formatV3.Erasure.Sets[0])
	}

	m = &formatErasureV1{}
	m.Format = "unknown"

```

Here `prometheus.yml` is the name of configuration file. You can now see MinIO metrics in Prometheus dashboard. By default Prometheus dashboard is accessible at `http://localhost:9090`.

		case "expect":
			// Golang http server strips off 'Expect' header, if the
			// client sent this as part of signed headers we need to
			// handle otherwise we would see a signature mismatch.
			// `aws-cli` sets this as part of signed headers.
			//
			// According to
			// http://www.w3.org/Protocols/rfc2616/rfc2616-sec14.html#sec14.20
			// Expect header is always of form:
			//

type DeadlineConn struct {
	net.Conn
	readDeadline  time.Duration // sets the read deadline on a connection.
	writeDeadline time.Duration // sets the write deadline on a connection.
}

// Sets read deadline
func (c *DeadlineConn) setReadDeadline() {
	if c.readDeadline > 0 {
		c.SetReadDeadline(time.Now().UTC().Add(c.readDeadline))
	}
}

			if err == nil || err == io.EOF {
				return entries, err
			}
			entries.truncate(0)
		} else {
			if o.pool < len(z.serverPools) && o.set < len(z.serverPools[o.pool].sets) {
				o.debugln("Resuming", o)
				entries, err = z.serverPools[o.pool].sets[o.set].streamMetadataParts(ctx, *o)
				entries.reuse = true // We read from stream and are not sharing results.
				if err == nil {
					return entries, nil
				}
			} else {

func newObjSweeper(bucket, object string) *objSweeper {
	return &objSweeper{
		Object: object,
		Bucket: bucket,
	}
}

// WithVersion sets the version ID from v
func (os *objSweeper) WithVersion(vid string) *objSweeper {
	os.VersionID = vid
	return os
}

// WithVersioning sets bucket versioning for sweeper.
func (os *objSweeper) WithVersioning(versioned, suspended bool) *objSweeper {
	os.Versioned = versioned

multisitea/data/disterasure/xl3/.minio.sys/._format.json multisitea/data/disterasure/xl3/.minio.sys/format.json {"version":"1","format":"xl","id":"88d75d7b-222c-4255-82c2-f047b5d68b9d","xl":{"version":"3","this":"507883a8-3567-4dce-b90d-08893bdaa5fb","sets":[["60b77054-b260-434a-bed2-06ef0b145994","571ec176-9a89-48b5-b30e-c71d01b95835","507883a8-3567-4dce-b90d-08893bdaa5fb","67b057a5-863e-492e-bf44-6fd72ffb6058","6181a66d-5803-48d6-97cf-8a36ab05f8f3","780560a7-d2e2-48ca-adb5-cb9922983758","d63f20aa-...