Bug#1003427: COMPRESS=zstd and COMPRESS=lz4 hard-coded to bad COMPRESSLEVELs

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From	Ben Hutchings <ben@decadent.org.uk>
Newsgroups	linux.debian.bugs.dist, linux.debian.kernel
Subject	Bug#1003427: COMPRESS=zstd and COMPRESS=lz4 hard-coded to bad COMPRESSLEVELs
Date	Mon, 10 Jan 2022 02:00:02 +0100
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On Mon, 2022-01-10 at 11:04 +1100, Trent W. Buck wrote:
> Package: initramfs-tools
> Version: 0.140
> Severity: wishlist
> 
> This is a vote for https://salsa.debian.org/kernel-team/initramfs-tools/-/merge_requests/52
> I did this investigation 2 months ago, but AFAICT I forgot to push it to bugs.debian.org.
> https://github.com/cyberitsolutions/bootstrap2020/blob/main/doc/NNNNN-ramdisk-compression.rst
> 
> Are pigz and xz *REALLY* the best choices for rd compression?
> Surely lz4 and zstd are better tradeoffs?
[...]

You'll be pleased to hear that in master, zstd with compression level 9
is now the default.  The -T0 option is still unconditional though...

I have no idea whether the lz4 options should be changed.  I'm not sure
it's actually a good choice for anyone.

Ben.

-- 
Ben Hutchings
I say we take off; nuke the site from orbit.
It's the only way to be sure.

Thread

Bug#1003427: COMPRESS=zstd and COMPRESS=lz4 hard-coded to bad COMPRESSLEVELs "Trent W. Buck" <trentbuck@gmail.com> - 2022-01-10 01:10 +0100
  Bug#1003427: Acknowledgement (COMPRESS=zstd and COMPRESS=lz4 hard-coded to bad COMPRESSLEVELs) "Trent W. Buck" <trentbuck@gmail.com> - 2022-01-10 01:20 +0100
  Bug#1003427: COMPRESS=zstd and COMPRESS=lz4 hard-coded to bad COMPRESSLEVELs Ben Hutchings <ben@decadent.org.uk> - 2022-01-10 02:00 +0100
    Bug#1003427: COMPRESS=zstd and COMPRESS=lz4 hard-coded to bad COMPRESSLEVELs "Trent W. Buck" <trentbuck@gmail.com> - 2022-01-10 02:00 +0100
    Bug#1003427: COMPRESS=zstd and COMPRESS=lz4 hard-coded to bad COMPRESSLEVELs Diederik de Haas <didi.debian@cknow.org> - 2022-01-10 11:20 +0100
      Bug#1003427: COMPRESS=zstd and COMPRESS=lz4 hard-coded to bad COMPRESSLEVELs Diederik de Haas <didi.debian@cknow.org> - 2022-01-10 11:50 +0100

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