Harshavardhana <******@****.***> 1711552240 -0700

// dataUsageCacheV2 contains a cache of data usage entries version 2.
type dataUsageCacheV2 struct {
	Info  dataUsageCacheInfo
	Cache map[string]dataUsageEntryV2
}

// dataUsageCacheV3 contains a cache of data usage entries version 3.
type dataUsageCacheV3 struct {
	Info  dataUsageCacheInfo
	Cache map[string]dataUsageEntryV3
}

// dataUsageCacheV4 contains a cache of data usage entries version 4.

Krishnan Parthasarathi <******@****.***> 1705132268 -0800

	app.Flags = []cli.Flag{
		cli.BoolFlag{
			Usage:  "print each file as a separate line without formatting",
			Name:   "ndjson",
			Hidden: true,
		},
		cli.BoolFlag{
			Usage: "display inline data keys and sizes",
			Name:  "data",
		},
		cli.BoolFlag{
			Usage: "export inline data",
			Name:  "export",
		},
		cli.BoolFlag{
			Usage: "combine inline data",
			Name:  "combine",
		},
	}

			"Total number of s3 bytes received by current MinIO server instance",
			nil, nil),
		prometheus.CounterValue,
		float64(connStats.s3InputBytes),
	)
}

// Populates prometheus with bucket usage metrics, this metrics
// is only enabled if scanner is enabled.
func bucketUsageMetricsPrometheus(ch chan<- prometheus.Metric) {
	objLayer := newObjectLayerFn()
	// Service not initialized yet
	if objLayer == nil {

type DiskInfoOptions struct {
	DiskID  string `msg:"id"`
	Metrics bool   `msg:"m"`
	NoOp    bool   `msg:"np"`
}

// DiskInfo is an extended type which returns current
// disk usage per path.
// The above means that any added/deleted fields are incompatible.
//
// The above means that any added/deleted fields are incompatible.
//
//msgp:tuple DiskInfo
type DiskInfo struct {
	Total      uint64

		r.mostRecentStats.Stats[bucket] = bs
	}
	r.mostRecentStats.Timestamp = UTCNow()
	r.mostRecentStatsMu.Unlock()
	return bs
}

// get the most current of in-memory replication stats  and data usage info from crawler.
func (r *ReplicationStats) getLatestReplicationStats(bucket string) (s BucketStats) {
	bucketStats := globalNotificationSys.GetClusterBucketStats(GlobalContext, bucket)

					if filterLifecycle(bi.Name, version.Name, version) {
						continue
					}

					// `.usage-cache.bin` still exists, must be not readable ignore it.
					if bi.Name == minioMetaBucket && strings.Contains(version.Name, dataUsageCacheName) {
						// skipping bucket usage cache name, as its autogenerated.
						continue
					}

					versionsFound++
				}
			}); err != nil {

		xioutil.SafeClose(c.done)
		c.done = nil
	}
	return c.rc.Close()
}

// keepHTTPReqResponseAlive can be used to avoid timeouts with long storage
// operations, such as bitrot verification or data usage scanning.
// Every 10 seconds a space character is sent.
// keepHTTPReqResponseAlive will wait for the returned body to be read before starting the ticker.
// The returned function should always be called to release resources.

// can be disabled via the corresponding `s3HFlag`.
//
// CAUTION: for requests involving large req/resp bodies ensure to pass the
// `traceHdrsS3HFlag`, otherwise both headers and body will be traced, causing
// high memory usage!
func s3APIMiddleware(f http.HandlerFunc, flags ...s3HFlag) http.HandlerFunc {
	// Collect all flags with bitwise-OR and assign operator
	var handlerFlags s3HFlag
	for _, flag := range flags {
		handlerFlags |= flag