RE: tool for testing how fast your kernel can rename files :-)

From: Folkert van Heusden (
Date: Mon Jan 20 2003 - 16:11:04 EST

> have a tool
> which creates a number of files in a directory and then starts to randomly
> rename them. During this, it should output how much it has done and how
> many renames per second it did.
> 5 minutes back I programmed such a program, you can download it from:
CW> Here's a suggestion:
CW> Take one Very Old Kernel (say, 2.4.2)
CW> and one Very New Kernel (2.5.59 ??)
CW> Run your test on both, and see what differences you see.
CW> If you see a change greater than 10%, that's a sign your test is
CW> useful...or not.

Ok, I do not have a system with a 2.5 kernel, but here are some results

after 210.000 renames:
2.2.20 ext2 1535/s
2.4.20 ext2 3087/s !!
       ext3 1263/s !?

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