return
	}

	if z.IsDecommissionRunning() {
		writeErrorResponseJSON(ctx, w, toAdminAPIErr(ctx, errDecommissionAlreadyRunning), r.URL)
		return
	}

	if z.IsRebalanceStarted(ctx) {
		writeErrorResponseJSON(ctx, w, errorCodes.ToAPIErr(ErrAdminRebalanceAlreadyStarted), r.URL)
		return
	}

	vars := mux.Vars(r)
	v := vars["pool"]
	byID := vars["by-id"] == "true"

}

func (r *rebalanceMeta) save(ctx context.Context, store objectIO) error {
	return r.saveWithOpts(ctx, store, ObjectOptions{})
}

func (z *erasureServerPools) IsRebalanceStarted(ctx context.Context) bool {
	_ = z.loadRebalanceMeta(ctx)
	z.rebalMu.RLock()
	defer z.rebalMu.RUnlock()

	r := z.rebalMeta
	if r == nil {
		return false
	}
	if !r.StoppedAt.IsZero() {