Linux/MIPS is a port of the widespread UNIX clone Linux to the MIPS architecture. Linux/MIPS is running on a large number of technically very different systems ranging from little embedded systems and servers to large desktop machines and servers that, at least at the time when they were introduced into the market, were the best of their class.
Linux/MIPS advantages over other operating systems at this time are
In short, Linux has been designed and ships with Fahrvergnügen. However as usual your mileage may vary and you should examine Linux's suitability for your purpose which purpose this document tries to serve.