[PATCH V4 04/16] block, bfq: modify the peak-rate estimator

2017-04-12 Thread Paolo Valente
Unless the maximum budget B_max that BFQ can assign to a queue is set explicitly by the user, BFQ automatically updates B_max. In particular, BFQ dynamically sets B_max to the number of sectors that can be read, at the current estimated peak rate, during the maximum time, T_max, allowed before a

[PATCH V4 04/16] block, bfq: modify the peak-rate estimator

2017-04-12 Thread Paolo Valente
Unless the maximum budget B_max that BFQ can assign to a queue is set explicitly by the user, BFQ automatically updates B_max. In particular, BFQ dynamically sets B_max to the number of sectors that can be read, at the current estimated peak rate, during the maximum time, T_max, allowed before a