Consider a system call that does not access disk and that does not block further progress of an application, e$.$g$.,$ get$\_$process$\_$id$().$ Approximately how long does such a system call take?

On the order of $0\mathrm{.}25ns$

On the order of $25ns$

On the order of $0\mathrm{.}25ms$

On the order of $25ms$