On 2014-04-09 20:52, Carino, Mario wrote:
> Hi.
> We're trying to run fio 2.1.7 on AIX 6 and we can't seem to eliminate these errors:
>
> fio: posix_fallocate fails: Invalid argument

This one you can ignore, or you can get rid of it by adding:

fallocate=none

to the job file.

> fio: pid=0, err=22/file:filesetup.c:418, func=invalidate_cache, error=Invalid argument

Fio should probably just ignore these flush-cache warnings and continue 
on, it's not really a fatal condition. I have attached a patch for you, 
can you apply that and give it a go?

> we always get one or the other. It doesn't matter too much what command we run,
> what options,  etc. We saw a web page which indicates that fio requires an
> Asynch IO package to be installed and running on AIX. Is that correct? We're
 > trying to find out if we have it installed on our test box.

You'd get a different error if that was your issue.

> (We're lowly non-root
 > DBA's so getting anything done requires a committee.)

Isn't that always the case with AIX? :-)

-- 
Jens Axboe