Good configurable I/O benchmark?

Alexander Best arundel at freebsd.org
Sat Dec 18 21:47:36 UTC 2010


On Sun Dec 19 10, Lev Serebryakov wrote:
> Hello, Bruce.
> You wrote 19 ??????? 2010 ?., 0:40:03:
> 
> >>   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.
> > It sounds like sysutils/fio should do a lot of that.
>   Thank  you.  "sysutils" is last place I would have though of looking
>   at (I've looke at "benchmarks").

it would be really nice to have a wiki.freebsd page which recommends certain
benchmarks for disk io and network throughput etc.

cheers.
alex

> 
> 
> 
> -- 
> // Black Lion AKA Lev Serebryakov <lev at serebryakov.spb.ru>
> 

-- 
a13x


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