[TUHS] The evolution of Unix facilities and architecture

[Wesley Parish]

Consistent with what I remember of running fsck on Slackware in the 90s after unscheduled shutdowns. 
I longed for the time I'd get back when ext3 was incorporated into Linux and ext2 was relegated to 
legacy.

As far as I can remember ext2 was never journaled. I remembered getting quite excited reading about 
the log-structured file system in the O'Reilly 4.4BSD-Lite CD. That made so much sense to me.

Quoting Larry McVoy <lm at mcvoy.com>:

> On Fri, May 12, 2017 at 09:47:01AM +1000, Dave Horsfall wrote:
> > On Thu, 11 May 2017, Larry McVoy wrote:
> > 
> > [...]
> > 
> > > Try the same thing with Linux. The file system will come back,
> starting 
> > > with, I believe, ext2.
> > 
> > That's a journalled FS, isn't it? In which case the transactions get
> > replayed.
> 
> My memory is ext2 is not journaled, I think that happened in ext3. Or 
> maybe it was an option on ext2? Either way, I think ext2 did the right
> thing without the journal.
>  



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