On Sep 02, 2005, at 10:28 AM, Lars Rasmussen wrote:

On 9/2/05, Grant Robinson <[EMAIL PROTECTED]> wrote:
Ok, here is something fun to demonstrate file system performance.

Here is a python script that does 10000 directory creations followed by 10000 directory deletions. It then does 10000 file creations, followed
by a five character write, followed by closing the file.  It then
deletes the 10000 files.

Grant, won't a five character write favor those file systems that
perform well with several small files?  I'd bet on ReiserFS based on
the above specs.

I'd like to see results of some larger file creation tests as well.

Creating & deleting a few 5-10GB files, for example.  Perhaps large
file performance would be better suited to separate tests.

Thoughts?

Yes, it is skewed. It does give us a reference point of how fast certain operations perform (creations, deletetions, etc). Two other good tests would be a balanced set of medium size, typical writes (1k, 100k, 1MB, 10MB) as well as some tests of larger writes (100 MB, 500 MB, 1 GB, 5 GB). If there is enough interest there, I'm sure we could do something similar.

Grant

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