Friday, March 04, 2022

Re: disk i/o test

On 04/03/2022 03:57, Janne Johansson wrote:
> No, ran it on an openbsd VM.
> Still, there would have been absolutely zero chance that my random
> setup would match yours exactly so it was not meant as a measuring
> stick on what is everyones acceptable level, only how to interpret
> differences between large IO throughput and small IO latency/iops
> values.

And specially because the VM hypervisor also introduces some form of
delay for writing to the file system.

If you want maximum possible throughput, don't use use virtualization.

That's funny, because it's so common nowadays that people usually forget
that virtualization was created to reduce costs, nothing else.

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