KmsCtx   kms.Context
	Checksum *hash.Checksum
	MD5Hex   string
}

// fanOutPutObject takes an input source reader and fans out multiple PUT operations
// based on the incoming fan-out request, a context cancellation by the caller
// would ensure all fan-out operations are canceled.

	_, err := objAPI.DeleteObject(ctx, minioMetaBucket, configFile, ObjectOptions{
		DeletePrefix:       true,
		DeletePrefixObject: true, // use prefix delete on exact object (this is an optimization to avoid fan-out calls)
	})
	if err != nil && isErrObjectNotFound(err) {
		return errConfigNotFound
	}
	return err
}

		// instead of "copying" from source, we need the stream to be seekable
		// to ensure that we can make fan-out calls concurrently.
		buf := bytebufferpool.Get()
		defer func() {
			buf.Reset()
			bytebufferpool.Put(buf)
		}()

		md5w := md5.New()

		// Maximum allowed fan-out object size.
		const maxFanOutSize = 16 << 20

	_, err := objAPI.DeleteObject(ctx, minioMetaBucket, historyFile, ObjectOptions{
		DeletePrefix:       true,
		DeletePrefixObject: true, // use prefix delete on exact object (this is an optimization to avoid fan-out calls)
	})
	return err
}

func readServerConfigHistory(ctx context.Context, objAPI ObjectLayer, uuidKV string) ([]byte, error) {
	historyFile := pathJoin(minioConfigHistoryPrefix, uuidKV+kvPrefix)

					_, err := api.DeleteObject(ctx, exp.Bucket, encodeDirObject(exp.Name), ObjectOptions{
						DeletePrefix:       true,
						DeletePrefixObject: true, // use prefix delete on exact object (this is an optimization to avoid fan-out calls)
					})
					if err != nil {
						stopFn(exp, err)

					ObjectOptions{
						DeletePrefix:       true, // use prefix delete to delete all versions at once.
						DeletePrefixObject: true, // use prefix delete on exact object (this is an optimization to avoid fan-out calls)
						NoAuditLog:         true,
					},
				)
				stopFn(err)
				auditLogRebalance(ctx, "Rebalance:DeleteObject", bucket, entry.name, "", err)
				if err != nil {
					rebalanceLogIf(ctx, err)

	opts.VersionSuspended = globalBucketVersioningSys.PrefixSuspended(obj.Bucket, obj.Name)

	if lcEvent.Action.DeleteAll() {
		opts.DeletePrefix = true
		// use prefix delete on exact object (this is an optimization to avoid fan-out calls)
		opts.DeletePrefixObject = true
	}
	var (
		dobj ObjectInfo
		err  error
	)
	defer func() {
		if err != nil {
			return
		}

					ObjectOptions{
						DeletePrefix:       true, // use prefix delete to delete all versions at once.
						DeletePrefixObject: true, // use prefix delete on exact object (this is an optimization to avoid fan-out calls)
						NoAuditLog:         true,
					},
				)
				stopFn(err)
				auditLogDecom(ctx, "DecomDeleteObject", bi.Name, entry.name, "", err)
				if err != nil {
					decomLogIf(ctx, err)
				}