}
	send := func(entry metaCacheEntry) error {
		objReturned(entry.metadata)
		select {
		case <-ctx.Done():
			return ctx.Err()
		case out <- entry:
		}
		return nil
	}

	// Fast exit track to check if we are listing an object with
	// a trailing slash, this will avoid to list the object content.
	if HasSuffix(opts.BaseDir, SlashSeparator) {
		metadata, err := s.readMetadata(ctx, pathJoin(volumeDir,

	if len(disks) == 0 {
		return fmt.Errorf("listPathRaw: 0 drives provided")
	}

	// Cancel upstream if we finish before we expect.
	ctx, cancel := context.WithCancel(ctx)
	defer cancel()

	// Keep track of fallback disks
	var fdMu sync.Mutex
	fds := opts.fallbackDisks
	fallback := func(err error) StorageAPI {
		if _, ok := err.(StorageErr); ok {
			// Attempt to grab a fallback disk
			fdMu.Lock()

package cmd

import (
	"bytes"
	"fmt"

	"github.com/google/uuid"
	"github.com/minio/minio/internal/bucket/lifecycle"
)

const freeVersion = "free-version"

// InitFreeVersion creates a free-version to track the tiered-content of j. If j has
// no tiered content, it returns false.
func (j xlMetaV2Object) InitFreeVersion(fi FileInfo) (xlMetaV2Version, bool) {
	if fi.SkipTierFreeVersion() {
		return xlMetaV2Version{}, false
	}

func (a AccElem) asTimedAction() madmin.TimedAction {
	return madmin.TimedAction{AccTime: uint64(a.Total), Count: uint64(a.N), Bytes: uint64(a.Size)}
}

// lastMinuteLatency keeps track of last minute latency.
type lastMinuteLatency struct {
	Totals  [60]AccElem
	LastSec int64
}

// Merge data of two lastMinuteLatency structure

package cmd

import (
	"context"
	"errors"
	"runtime/debug"
	"sort"
	"sync"
	"time"

	"github.com/minio/minio/internal/logger"
	"github.com/minio/pkg/v2/console"
)

// a bucketMetacache keeps track of all caches generated
// for a bucket.
type bucketMetacache struct {
	// Name of bucket
	bucket string

	// caches indexed by id.
	caches map[string]metacache
	// cache ids indexed by root paths

	kvDstPool   sync.Pool       // pool of []jstream.KV used for output
	close       chan struct{}   // used for shutting down the splitter before end of stream
	readerWg    sync.WaitGroup  // used to keep track of async reader.
}

// queueItem is an item in the queue.
type queueItem struct {
	input []byte             // raw input sent to the worker
	dst   chan []jstream.KVS // result of block decode

		// check if erasure distribution order matches the index
		// position if this is not correct we discard the disk
		// and move to collect others
		if distribution[i] != meta.Erasure.Index {
			inconsistent++ // keep track of inconsistent entries
			continue
		}
		shuffledDisks[meta.Erasure.Index-1] = disks[i]
		shuffledPartsMetadata[meta.Erasure.Index-1] = metaArr[i]
	}

	// Inconsistent meta info is with in the limit of

	return fmt.Sprintf("ReplicationLastMinute sz= %d, n=%d , dur=%d", t.Size, t.N, t.Total)
}

func (rl *ReplicationLastMinute) getTotal() AccElem {
	return rl.LastMinute.getTotal()
}

// ReplicationLastHour keeps track of replication counts over the last hour
type ReplicationLastHour struct {
	Totals  [60]AccElem
	LastMin int64
}

// Merge data of two ReplicationLastHour structure

// The most recently updated element in the array is considered the latest version.

// In addition to these we have a special kind called free-version. This is represented
// using a delete-marker and MetaSys entries. It's used to track tiered content of a
// deleted/overwritten version. This version is visible _only_to the scanner routine, for subsequent deletion.
// This kind of tracking is necessary since a version's tiered content is deleted asynchronously.

github.com/cosnicolaou/pbzip2 v1.0.3/go.mod h1:uCNfm0iE2wIKGRlLyq31M4toziFprNhEnvueGmh5u3M=
github.com/cpuguy83/go-md2man v1.0.10/go.mod h1:SmD6nW6nTyfqj6ABTjUi3V3JVMnlJmwcJI5acqYI6dE=
github.com/creack/pty v1.1.9/go.mod h1:oKZEueFk5CKHvIhNR5MUki03XCEU+Q6VDXinZuGJ33E=
github.com/davecgh/go-spew v1.1.0/go.mod h1:J7Y8YcW2NihsgmVo/mv3lAwl/skON4iLHjSsI+c5H38=