[HN Gopher] DwarFS: A fast high compression read-only file system
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DwarFS: A fast high compression read-only file system
 
Author : metadat
Score  : 63 points
Date   : 2022-07-24 18:33 UTC (4 hours ago)
 
web link (github.com)
w3m dump (github.com)
 
| dumbfounder wrote:
| Favorite part: "I had several hundred different versions of Perl
| that were taking up something around 30 gigabytes of disk space".
| That's a lot of Perl.
 
| vardump wrote:
| Pretty amazing fs!
| 
| Shame that it can't be used much commercially in many cases due
| to GPLv3 license. This could improve so many embedded systems
| currently using SquashFS.
 
  | synergy20 wrote:
  | it's not in standard linux kernel(unlike squashfs) plus it is
  | less field tested comparing to squashfs, more importantly I too
  | avoid GPLv3 in any commercial product. Anything GPLv3 will be
  | off my check-out list for anything immediately because I
  | honestly don't know what GPLv3 really means to me. I use GPLv2
  | cautiously wherever it fits as I feel at least I know what it
  | implies.
 
| rmatt2000 wrote:
| A few years ago, I designed an incredibly fast write-only file
| system, but for some reason couldn't leverage it into a
| commercial product that anyone was willing to buy.
 
  | osigurdson wrote:
  | I didn't dig into the details, but unless DwarfFS is a joke, I
  | assume they mean the system supports create, read and delete
  | operations.
 
  | notamy wrote:
  | https://devnull-as-a-service.com/ (:
 
  | gabagool wrote:
  | http://www.supersimplestorageservice.com/
  | 
  | > The Super Simple Storage Service (S4) is a new innovation in
  | cloud storage. Our advanced write-only storage provides the
  | highest security, lowest cost, and simplest management
  | available.
 
| metadat wrote:
| "DwarFS compression is an order of magnitude better than SquashFS
| compression, it's 6 times faster to build the file system, it's
| typically faster to access files on DwarFS and it uses less CPU
| resources."
| 
| Credit and thanks to coldblues for alerting me about this!
| 
| https://news.ycombinator.com/context?id=32212870
 
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(page generated 2022-07-24 23:00 UTC)