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



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.

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