Re: How to do strict synchronous i/o on Windows?

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On 15/08/2012, Bruce Cran <bruce@xxxxxxxxxxx> wrote:
> On 15/08/2012 03:46, Greg Sullivan wrote:
>> Thanks - that runs, but it's still queuing. As I said before, I can't
>> use the sync engine - I receive an error. Is there a synchronous
>> engine available for Windows? Perhaps that's the only problem.
>> Can you check to see whether your system is queuing at the file
>> system/device level when you run that test?
>
> The sync ioengine doesn't work on Windows. You should be able to get the
> same behaviour by using sync=1 and direct=1 with windowsaio.
>
> --
> Bruce Cran
>
Thanks Bruce. The reason I hadn't tried sync=1 is because I thought it
only applied to writes, which I'm not interested in. I'll give it a
try though and report back.

Greg.
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