<html dir="ltr"><head></head><body style="text-align:left; direction:ltr;"><div><a href="https://arstechnica.com/information-technology/2014/01/bitrot-and-atomic-cows-inside-next-gen-filesystems/">https://arstechnica.com/information-technology/2014/01/bitrot-and-atomic-cows-inside-next-gen-filesystems/</a></div><div><br></div><div><br></div><div>On Mon, 2019-03-25 at 09:51 -0600, Chris Fedde wrote:</div><blockquote type="cite" style="margin:0 0 0 .8ex; border-left:2px #729fcf solid;padding-left:1ex"><div dir="ltr">Link to article?</div><br><div class="gmail_quote"><div dir="ltr" class="gmail_attr">On Sun, Mar 24, 2019 at 9:36 PM Dennis J Perkins <<a href="mailto:dennisjperkins@comcast.net">dennisjperkins@comcast.net</a>> wrote:<br></div><blockquote type="cite" style="margin:0 0 0 .8ex; border-left:2px #729fcf solid;padding-left:1ex">Jim Salter has an interesting article abut this on Ars Technica.<br>
<br>
Generation 0: No system. Just n aritrary stream of data on punchcards,<br>
cassettes, tape, etc.<br>
<br>
Generation 1: Early filesystems without directories or metadata. CP/M,<br>
Apple DOS, etc.<br>
<br>
Generation 2: Directories added to better handle the amount of storage<br>
space on hard drives. MS-DoS 2.0.<br>
<br>
Generation 3: Metadata. Unix, Macintosh.<br>
<br>
Generation 4. Journaling. Ext3, NTFS, etc.<br>
<br>
Generation 5: CoW , built-in volume management, per-block checksums,<br>
self-healing arrays. ZFS, Btrfs, ReFS. Maybe Bcachefs and Stratis?<br>
<br>
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