It is never nice when devices on a network go belly-up, but to know why or what happened right before they went belly-up, is crucial.
By enabling CPU and Memory thresholding, you can be sure to get those vital notifications when it happen allowing you to respond a lot quicker.
When a router is overloaded by processes, the amount of available memory might fall to levels insufficient for it to issue critical notifications, so the first step is to reserve some memory:
memory reserve critical {kilobytes}
