package cmd

import "errors"

// errErasureReadQuorum - did not meet read quorum.
var errErasureReadQuorum = errors.New("Read failed. Insufficient number of drives online")

// errErasureWriteQuorum - did not meet write quorum.
var errErasureWriteQuorum = errors.New("Write failed. Insufficient number of drives online")

			wantOk:       true,
		},
		{
			name:         "one zero, below quorum",
			m:            metaCacheEntries{inputSerialized[0], inputSerialized[0], inputSerialized[0], metaCacheEntry{}},
			r:            metadataResolutionParams{dirQuorum: 4, objQuorum: 4, strict: false},
			wantSelected: nil,
			wantOk:       false,
		},
		{
			name:         "one zero, below quorum, strict",

	Group           bool   // indicates if it was a group lock.
	Owner           string // Owner represents the UUID of the owner who originally requested the lock.
	Quorum          int    // Quorum represents the quorum required for this lock to be active.
	idx             int    `msg:"-"` // index of the lock in the lockMap.
}

// isWriteLock returns whether the lock is a write or read lock.

			return nil, err
		}

		return format, nil
	}

	// Return error when quorum unformatted disks - indicating we are
	// waiting for first server to be online.
	unformattedDisks := quorumUnformattedDisks(sErrs)
	if unformattedDisks && !firstDisk {
		return nil, errNotFirstDisk
	}

	// Return error when quorum unformatted disks but waiting for rest
	// of the servers to be online.

// Encode reads from the reader, erasure-encodes the data and writes to the writers.
func (e *Erasure) Encode(ctx context.Context, src io.Reader, writers []io.Writer, buf []byte, quorum int) (total int64, err error) {
	writer := &multiWriter{
		writers:     writers,
		writeQuorum: quorum,
		errs:        make([]error, len(writers)),
	}

	for {
		var blocks [][]byte
		n, err := io.ReadFull(src, buf)
		if err != nil {

			if succModTimes != nil {
				fis[i].SuccessorModTime = succModTimes[i]
				fis[i].IsLatest = succModTimes[i].IsZero()
			}
			if numVersions != nil {
				fis[i].NumVersions = numVersions[i]
			}
			quorum--
			if quorum == 0 {
				break
			}
		}
		return fis
	}

	commonSuccModTime := time.Date(2023, time.August, 25, 0, 0, 0, 0, time.UTC)
	succModTimesInQuorum := make([]time.Time, 16)

	// This test uses two FileInfo values that represent the same object but
	// have different parities. They occur in equal number of drives, but only
	// one has read quorum. commonParity should pick the parity corresponding to
	// the FileInfo which has read quorum.
	fi1 := FileInfo{
		Volume:         "mybucket",
		Name:           "myobject",
		VersionID:      "",
		IsLatest:       true,
		Deleted:        false,

			Group:  true,
			Quorum: 3,
		}
		lris = append(lris, lri)
		locksHeld[resource] = []lockRequesterInfo{lri}
	}

	// Add a few concurrent read locks to the mix
	for i := range 50 {
		resource := fmt.Sprintf("bucket/get-object-%d", i)
		lri := lockRequesterInfo{
			Name:   resource,
			UID:    mustGetUUID(),
			Owner:  owners[i%len(owners)],
			Quorum: 2,
		}
		lris = append(lris, lri)

| Minimum number of drives per server when server count is 4      | 01            |
| Maximum number of drives per server                             | no-limit      |
| Read quorum                                                     | N/2           |
| Write quorum                                                    | N/2+1         |

## Limits of S3 API

}

// WriteQuorum returns expected write quorum for this FileInfo
func (fi FileInfo) WriteQuorum(dquorum int) int {
	if fi.Deleted {
		return dquorum
	}
	quorum := fi.Erasure.DataBlocks
	if fi.Erasure.DataBlocks == fi.Erasure.ParityBlocks {
		quorum++
	}
	return quorum
}

// ReadQuorum returns expected read quorum for this FileInfo
func (fi FileInfo) ReadQuorum(dquorum int) int {
	if fi.Deleted {