I build a Hadoop cluster with 5 Raspberry Pi-2B in 2015.
It works, but the ratio of power consumption to compute performance was worse compared to using a standard PC.
edit: with the huge increase in performance, Pi-4 models may now be competitive.
It works, but the ratio of power consumption to compute performance was worse compared to using a standard PC.
edit: with the huge increase in performance, Pi-4 models may now be competitive.