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SubjectRe: [RESEND][RFC] BFQ I/O Scheduler
Paolo Valente wrote:
> In my opinion, the time-slice approach of cfq is definitely better
> suited than the (sector) budget approach for this type of workloads. On
> the opposite end, the price of time-slices is unfairness towards, e.g.,
> threads doing sequential accesses. In bfq we were mainly thinking about

How do you figure that? This is a situation where time-slices work nicely,
because they implicitly account for the performance penalty of poor access
patterns. The sequential-accessing processes (and the system overall) ends
up with higher throughput.

-- Aaron

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