1+1 is not 2 in I/O: Interference Mitigation

I/O Scheduling is not an easy task. Some time ago, in the realm of HDD technology, our primary concern was sending (or receiving) data to the HDD in a well-organized manner, in large blocks to minimize disk movements. Every disk movement was a wasted time slot. Numerous techniques and schedulers were developed through simulations. Accurate … Read more