func getAPIErrorResponse(ctx context.Context, err APIError, resource, requestID, hostID string) APIErrorResponse {
	reqInfo := logger.GetReqInfo(ctx)
	return APIErrorResponse{
		Code:             err.Code,
		Message:          err.Description,
		BucketName:       reqInfo.BucketName,
		Key:              reqInfo.ObjectName,
		Resource:         resource,
		Region:           globalSite.Region(),
		RequestID:        requestID,

}

// rebalanceBucket rebalances objects under bucket in poolIdx pool
func (z *erasureServerPools) rebalanceBucket(ctx context.Context, bucket string, poolIdx int) (err error) {
	ctx = logger.SetReqInfo(ctx, &logger.ReqInfo{})

	var vc *versioning.Versioning
	var lc *lifecycle.Lifecycle
	var lr objectlock.Retention
	var rcfg *replication.Config
	if bucket != minioMetaBucket {
		vc, err = globalBucketVersioningSys.Get(bucket)

			w.Header()[xhttp.AmzDeleteMarker] = []string{strconv.FormatBool(gr.ObjInfo.DeleteMarker)}
		}

		// Update context bucket & object names for correct S3 XML error response
		reqInfo := logger.GetReqInfo(ctx)
		reqInfo.BucketName = srcBucket
		reqInfo.ObjectName = srcObject
		writeErrorResponse(ctx, w, toAPIError(ctx, err), r.URL)
		return
	}
	defer gr.Close()
	srcInfo := gr.ObjInfo

	// Check latency...
	if opts.Threshold > 0 && trcInfo.Duration < opts.Threshold {
		return false
	}

	// Check internal path
	isInternal := isHTTP && HasPrefix(trcInfo.HTTP.ReqInfo.Path, minioReservedBucketPath+SlashSeparator)
	if isInternal && !opts.Internal {
		return false
	}

	// Filter non-errors.

		objects[i] = deleteObjectsReq.Objects[i].ObjectV
	}

	// Make sure to update context to print ObjectNames for multi objects.
	ctx = updateReqContext(ctx, objects...)

	// Call checkRequestAuthType to populate ReqInfo.AccessKey before GetBucketInfo()
	// Ignore errors here to preserve the S3 error behavior of GetBucketInfo()
	checkRequestAuthType(ctx, r, policy.DeleteObjectAction, bucket, "")

	deleteObjectsFn := objectAPI.DeleteObjects