Re: Have we changed number of fields in fio --minimal output

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On 2010-06-30 09:31, Jens Axboe wrote:
> On 2010-06-29 21:32, Vivek Goyal wrote:
>> Hi,
>> I was running latest fio and noticed that number of fields in fio
>> --minimal output have gone up from 69 to 77. A increase of 8 fields. Don't
>> see any update in --minimal documentation. Is it regarding total latency
>> thing?
> Woops yes, there's a total latency in there as well now. Should just be
> 4 extra fields, though. It gets logged after completion latency, but
> before bandwidth stats. I'll update the documentation.
> Should we perhaps put a versioning field in there? Now would seem to be
> a good time, since the output has changed anyway. I'm open to
> suggestions from you or other terse output users.

How about redesigning it a bit to make it more bullet proof... We
could prefix series of fields with the value they are logging.
So for instance, the 4 completion latency fields would include
a clat prefix first:


Would that not be more resilient to future changes? New fields
would not bother you, and reordering should also be fine.

Any other ideas?

Jens Axboe

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