return
			}
		case "Quorum":
			if dc.IsNil() {
				err = dc.ReadNil()
				if err != nil {
					err = msgp.WrapError(err, "Quorum")
					return
				}
				z.Quorum = nil
			} else {
				if z.Quorum == nil {
					z.Quorum = new(int)
				}
				*z.Quorum, err = dc.ReadInt()
				if err != nil {
					err = msgp.WrapError(err, "Quorum")
					return
				}
			}
		default:

	Owner string

	// Source contains the line number, function and file name of the code
	// on the client node that requested the lock.
	Source string `msgp:"omitempty"`

	// Quorum represents the expected quorum for this lock type.
	Quorum *int `msgp:"omitempty"`
}

// ResponseCode is the response code for a locking request.
type ResponseCode uint8

// Response codes for a locking request.
const (

				return
			}
		case "Owner":
			z.Owner, err = dc.ReadString()
			if err != nil {
				err = msgp.WrapError(err, "Owner")
				return
			}
		case "Quorum":
			z.Quorum, err = dc.ReadInt()
			if err != nil {
				err = msgp.WrapError(err, "Quorum")
				return
			}
		default:
			err = dc.Skip()
			if err != nil {
				err = msgp.WrapError(err)
				return
			}
		}
	}
	return
}

    for: 5m
    labels:
      severity: critical
    annotations:
      summary: "Instance {{ $labels.server }} has lost quorum on pool {{ $labels.pool }} on set {{ $labels.set }}"
      description: "MinIO instance {{ $labels.server }} of job {{ $labels.job }} has lost quorum on pool {{ $labels.pool }} on set {{ $labels.set }} for more than 5 minutes."
```

## Verify the configuration and alerts

// 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 {

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")

		"Overall write quorum across pools and sets")
	erasureSetOverallHealthMD = NewGaugeMD(erasureSetOverallHealth,
		"Overall health across pools and sets (1=healthy, 0=unhealthy)")
	erasureSetReadQuorumMD = NewGaugeMD(erasureSetReadQuorum,
		"Read quorum for the erasure set in a pool", poolIDL, setIDL)
	erasureSetWriteQuorumMD = NewGaugeMD(erasureSetWriteQuorum,
		"Write quorum for the erasure set in a pool", poolIDL, setIDL)

	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.

			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)

			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",