}

func (z *erasureServerPools) rebalanceBuckets(ctx context.Context, poolIdx int) (err error) {
	doneCh := make(chan error, 1)
	defer xioutil.SafeClose(doneCh)

	// Save rebalance.bin periodically.
	go func() {
		// Update rebalance.bin periodically once every 5-10s, chosen randomly
		// to avoid multiple pool leaders herding to update around the same
		// time.
		r := rand.New(rand.NewSource(time.Now().UnixNano()))

}

// DerivePartKey derives an unique 256 bit key from an ObjectKey and the part index.
func (key ObjectKey) DerivePartKey(id uint32) (partKey [32]byte) {
	var bin [4]byte
	binary.LittleEndian.PutUint32(bin[:], id)

	mac := hmac.New(sha256.New, key[:])
	mac.Write(bin[:])
	mac.Sum(partKey[:0])
	return partKey
}

// SealETag seals the etag using the object key.

		}
	}
	return resp.Body, nil
}

var updateInProgress atomic.Uint32

// Function to get the reader from an architecture
func downloadBinary(u *url.URL, mode string) (binCompressed []byte, bin []byte, err error) {
	transport := getUpdateTransport(30 * time.Second)
	var reader io.ReadCloser
	if u.Scheme == "https" || u.Scheme == "http" {
		reader, err = getUpdateReaderFromURL(u, transport, mode)
		if err != nil {

	dataUsageObjNamePath   = bucketMetaPrefix + SlashSeparator + dataUsageObjName
	dataUsageBloomName     = ".bloomcycle.bin"
	dataUsageBloomNamePath = bucketMetaPrefix + SlashSeparator + dataUsageBloomName

	backgroundHealInfoPath = bucketMetaPrefix + SlashSeparator + ".background-heal.json"

	dataUsageCacheName = ".usage-cache.bin"
)

// storeDataUsageInBackend will store all objects sent on the dui channel until closed.

				storageLogIf(ctx, fmt.Errorf("saving pool.bin for pool index %d failed with: %v", i, err))
			}
			return err
		}
	}
	return nil
}

const (
	poolMetaName      = "pool.bin"
	poolMetaFormat    = 1
	poolMetaVersionV1 = 1
	poolMetaVersion   = poolMetaVersionV1
)

// Init() initializes pools and saves additional information about them
// in 'pool.bin', this is eventually used for decommissioning the pool.

		return r, errNoHealRequired
	}

	return r, nil
}

func (z *erasureServerPools) HealBucket(ctx context.Context, bucket string, opts madmin.HealOpts) (madmin.HealResultItem, error) {
	// .metadata.bin healing is not needed here, it is automatically healed via read() call.
	return z.s3Peer.HealBucket(ctx, bucket, opts)
}

// Walk a bucket, optionally prefix recursively, until we have returned

	}, ObjectOptions{
		VersionID: oi.VersionID,
		NoLock:    true,
	}); err != nil {
		return err
	}

	return nil
}

const (
	batchKeyRotationName               = "batch-rotate.bin"
	batchKeyRotationFormat             = 1
	batchKeyRotateVersionV1            = 1
	batchKeyRotateVersion              = batchKeyRotateVersionV1
	batchKeyRotateAPIVersion           = "v1"

		r := newReader()
		err := localDrive.CreateFile(ctx, "", minioMetaBucket, pathJoin(replicationMRFDir, globalLocalNodeNameHex+".bin"), -1, r)
		r.Close()
		if err == nil {
			break
		}
	}
}

// save mrf entries to nodenamehex.bin
func (p *ReplicationPool) saveMRFEntries(ctx context.Context, entries map[string]MRFReplicateEntry) {
	if !p.initialized() {
		return
	}

		Code:       "XMinioAdminTierBackendNotEmpty",
		Message:    "Specified remote backend is not empty",
		StatusCode: http.StatusBadRequest,
	}
)

const (
	tierConfigFile    = "tier-config.bin"
	tierConfigFormat  = 1
	tierConfigV1      = 1
	tierConfigVersion = 2
)

// tierConfigPath refers to remote tier config object name
var tierConfigPath = path.Join(minioConfigPrefix, tierConfigFile)

		VersionSuspended: vc.Suspended(),
	}
	_, errs := api.DeleteObjects(ctx, r.Bucket, objsToDel, opts)
	return errs
}

const (
	batchExpireName                 = "batch-expire.bin"
	batchExpireFormat               = 1
	batchExpireVersionV1            = 1
	batchExpireVersion              = batchExpireVersionV1
	batchExpireAPIVersion           = "v1"
	batchExpireJobDefaultRetries    = 3