Re: Removing softdep

[Andrew Doran <ad%netbsd.org@localhost>]

On Mon, Jun 09, 2008 at 04:00:09PM +0000, David Holland wrote:

> On Sat, Jun 07, 2008 at 12:11:57AM +0100, Andrew Doran wrote:
>  > Over the last year I spent quite a lot of time working on ffs and softdep.
>  > With softdep there are many remaining deadlock conditions and bugs that we
>  > know about, and it's very likely there are more to be discovered. I also
>  > know from experience that softdep on NetBSD does not fulfill its data
>  > integrity promises.
> 
> Many people have had little trouble with it, though. For me its record
> has been noticeably better than ffs *without* softupdates.

I spent a couple of months over the past year doing little else other than
trying to break the file system code so that I could fix the bugs exposed.
My experience doesn't tally with yours, so we will just have to disagree on
this one. Here's hoping you don't run into Murphy any time soon.

Andrew