hstats.totalS3Requests.Inc(api)
	code := w.StatusCode

	switch {
	case code == 0:
	case code == 499:
		// 499 is a good error, shall be counted as canceled.
		hstats.totalS3Canceled.Inc(api)
	case code >= http.StatusBadRequest:
		if code >= http.StatusInternalServerError {
			hstats.totalS35xxErrors.Inc(api)
		} else {

	//  - 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.
	return errors.Is(err, errDiskNotFound) ||
		errors.Is(err, errConfigNotFound) ||
		errors.Is(err, context.DeadlineExceeded) ||
		errors.Is(err, errErasureWriteQuorum) ||

				getEndpoints:       s.GetEndpoints(i),
				getEndpointStrings: s.GetEndpointStrings(i),
				nsMutex:            mutex,
			}
		}(i)
	}

	wg.Wait()

	// start cleanup stale uploads go-routine.
	go s.cleanupStaleUploads(ctx)

	// start cleanup of deleted objects.
	go s.cleanupDeletedObjects(ctx)

	// Start the disk monitoring and connect routine.
	if !globalIsTesting {

		writeErrorResponseJSON(ctx, w, errorCodes.ToAPIErr(ErrInvalidArgument), r.URL)
		return
	}
	// We do not care if service account is readable or not at this point,
	// since this is a delete call we shall allow it to be deleted if possible.
	svcAccount, _, err := globalIAMSys.GetServiceAccount(ctx, serviceAccount)
	if errors.Is(err, errNoSuchServiceAccount) {