Subject: Re: LFS or FFS, which one is the more reliable and faster file system
To: Shen Lily <gb_orchid@hotmail.com>
From: Manuel Bouyer <bouyer@antioche.eu.org>
List: tech-perform
Date: 11/02/2003 14:58:58
On Fri, Oct 31, 2003 at 02:45:42AM +0000, Shen Lily wrote:
> LFS or FFS, which one is the more reliable and faster file system in terms 
> of recovery from system failure?
> 
> Now I am studying the recovery performance comparison of the NetBSD 
> Log-structured File System and the NetBSD Fast File System. From some 
> papers I know that LFS offers superior performance, but my test results don
> ??t provide the proof . LFS isn??t faster and more reliable than FFS, 
> sometimes it is even worse. I don??t know why does this happen? Are results 
> of my test wrong? Will you please give me some direction?

You don't tell us much about your tests.
LFS may be faster, but FFS is probably more reliable, as much more tested and
debugged.

-- 
Manuel Bouyer <bouyer@antioche.eu.org>
     NetBSD: 24 ans d'experience feront toujours la difference
--