func isObjectDangling(metaArr []FileInfo, errs []error, dataErrsByPart map[int][]int) (validMeta FileInfo, ok bool) {
	// We can consider an object data not reliable
	// when xl.meta is not found in read quorum disks.
	// or when xl.meta is not readable in read quorum disks.
	notFoundMetaErrs, nonActionableMetaErrs := danglingMetaErrsCount(errs)

	notFoundPartsErrs, nonActionablePartsErrs := 0, 0
	for _, dataErrs := range dataErrsByPart {

	if quorum <= 0 {
		quorum = 1
	}
	if len(versions) < quorum || len(versions) == 0 {
		return nil
	}
	if len(versions) == 1 {
		return versions[0]
	}
	if quorum == 1 {
		// No need for non-strict checks if quorum is 1.
		strict = true
	}
	// Shallow copy input
	versions = append(make([][]xlMetaV2ShallowVersion, 0, len(versions)), versions...)

			continue
		}

	keepLock:
		for {
			select {
			case <-ctx.Done():
				return
			case <-lkctx.Context().Done():
				// The context of the lock is canceled, this can happen
				// if one lock lost quorum due to cluster instability
				// in that case, try to lock again.
				break keepLock
			case ld.lockContext <- lkctx:
				// Send the lock context to anyone asking for it
			}
		}
	}
}

func isErrReadQuorum(err error) bool {
	var rquorum InsufficientReadQuorum
	return errors.As(err, &rquorum)
}

// isErrWriteQuorum check if the error type is InsufficientWriteQuorum
func isErrWriteQuorum(err error) bool {
	var rquorum InsufficientWriteQuorum
	return errors.As(err, &rquorum)
}

// isErrObjectNotFound - Check if error type is ObjectNotFound.

	// Initializing sub-systems needs a retry mechanism for
	// the following reasons:
	//  - Read quorum is lost just after the initialization
	//    of the object layer.
	//  - Write quorum not met when upgrading configuration
	//    version is needed, migration is needed etc.
	rquorum := InsufficientReadQuorum{}
	wquorum := InsufficientWriteQuorum{}

	// One of these retriable errors shall be retried.

	closeStorageDisks(er.getDisks()...)
	return nil
}

// defaultWQuorum write quorum based on setDriveCount and defaultParityCount
func (er erasureObjects) defaultWQuorum() int {
	dataCount := er.setDriveCount - er.defaultParityCount
	if dataCount == er.defaultParityCount {
		return dataCount + 1
	}
	return dataCount
}

// defaultRQuorum read quorum based on setDriveCount and defaultParityCount

		for j := range setDriveCount {
			newFormat := format.Clone()
			newFormat.Erasure.This = format.Erasure.Sets[i][j]
			formats[i*setDriveCount+j] = newFormat
		}
	}

	// Return a format from list of formats in quorum.
	quorumFormat, err := getFormatErasureInQuorum(formats)
	if err != nil {
		t.Fatal(err)
	}

	// Check if the reference format and input formats are same.

		disk := disks[n]
		objLayer.(*erasureServerPools).serverPools[0].erasureDisksMu.Unlock()
		return disk
	}

	// Remove 4 disks.
	setDisks(nil, nil, nil, nil)

	// Create delete marker under quorum.
	objInfo, err := objLayer.DeleteObject(ctx, bucket, object, ObjectOptions{Versioned: true})
	if err != nil {
		t.Fatal(err)
	}

	// Restore...
	setDisks(orgDisks[:4]...)

remote_transport_deadline       (duration)  set the deadline for API requests on remote transports while proxying between federated instances e.g. "2h" (default: '2h')
list_quorum                     (string)    set the acceptable quorum expected for list operations e.g. "optimal", "reduced", "disk", "strict", "auto" (default: 'strict')
replication_priority            (string)    set replication priority (default: 'auto')

				continue
			}
		}
	}
}

// Wrapper for calling PutObject tests for both Erasure multiple disks case
// when quorum is not available.
func TestObjectAPIPutObjectDiskNotFound(t *testing.T) {
	ExecObjectLayerDiskAlteredTest(t, testObjectAPIPutObjectDiskNotFound)
}

// Tests validate correctness of PutObject.