Ways in which an operating system can construct logical volumes

Discuss ways in which an operating system can construct logical volumes which are (a) more reliable and (b) higher performance than the underlying hardware. [4 marks]  Modern work area and server processors support concurrent multithreading (additionally called hyperthreading). At this point when will there be an exhibition benefit in booking two non-intelligent applications on the equivalent hyperthreaded processor center so they run in equal as opposed to running consecutively, one working one after the other?  We want to estimate travel times between stops in a bus network, using ticketing data.