Re: Data Point: File handling on Windows
On Wed, Apr 27, 2011 at 02:30, Stefan Fuhrmann
> Hi there,
> Last week on IRC I had a short discussion with Bert about
> the file handling overhead on Windows. That prompted me
> to run some tests on my notebook and this is what I found.
> Opening or creating files and folders is not too expensive
> even on NTFS. Creating and deleting folders is about as
> expensive as creating or deleting empty files. Gains from
> using multiple worker threads are measurable but scalability
> is limited - at least as long as we operate on the same volume.
> And even on Windows, c/o speeds >2000 files / sec are
> technically feasible.
Btw, performance of creating files can be improved more using
FILE_ATTRIBUTE_TEMPORARY  flag in CreateFile function call.
Unfortunately APR doesn't provide such option.
Received on 2011-04-27 10:12:14 CEST
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