Good configurable I/O benchmark?
Ulf Lilleengen
lulf at pvv.ntnu.no
Sun Dec 19 12:12:53 UTC 2010
On 12/18/2010 10:34 PM, Lev Serebryakov wrote:
> Hello, Freebsd-geom.
>
>
> Is here any good I/O benchmark? What do I mean by `good':
>
> (1) Multiprocess workloads with different workloads per processe (thread)
> (a) Sequential R or W.
> (b) Random R and W with configurable R:W ratio.
> (c) Configurable min/max/avg distance seek in random workloads.
> (2) All above with configurable block size.
> (3) All of above with configurable I/O queue depth.
>
I have used benchmarks/rawio in the past, which seems to work well, but
not sure it fits all your requirements though.
Ulf
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