Subject: Re: about untar performance on -current
To: Frank van der Linden <fvdl@wasabisystems.com>
From: Jaromír <jdolecek@NetBSD.org>
List: tech-kern
Date: 04/12/2001 15:07:00
Frank van der Linden wrote:
> So the patches seem to make a good team together, almost cutting 50% off
> the execution time.
> 
> Only the 'rm -rf' time is still worse:
> 
> 1.5:			0.060u 0.435s 0:07.25 6.7%      0+0k 209+489io 19pf+0w
> 1.5T:			0.038u 0.661s 0:15.06 4.5%      0+0k 59+1107io 8pf+0w
> 1.5T+enami+dirpref:	0.094u 0.637s 0:11.72 6.1%      0+0k 32+1313io 8pf+0w

That 1.5 is vanilla 1.5 or 1.5.1? IIRC there was a bug in way inodes
were re-used for softdep; a fix made the thing 2-3 times slower,
albeit correct.

Jaromir
-- 
Jaromir Dolecek <jdolecek@NetBSD.org>      http://www.ics.muni.cz/~dolecek/
NetBSD - just plain best OS! -=<>=- Got spare MCA cards or docs? Hand me them!