[arch-dev-public] moving lz4 to [core]

Evangelos Foutras evangelos at foutrelis.com
Thu Aug 28 01:27:41 EDT 2014

On 28 August 2014 04:10, Dave Reisner <d at falconindy.com> wrote:
> Hi,
> lz4 is growing in popularity as a compression algorithm. As of systemd
> 216, systemd-journald supports lz4 (in addition to xz). Benchmarks[1]
> were provided at the time Zbigniew wrote the patches to show the
> impressive drop in CPU required to compress journal files.
> There's already a feature request to enable this[2], and a complaint
> about the excessive CPU usage of XZ in the presence of a program which
> doesn't behave[3] in some given environment.
> So, with that, is anyone opposed to moving lz4 to [core] so that systemd
> can sanely depend on it?
> Cheers,
> d
> [1] http://lists.freedesktop.org/archives/systemd-devel/2014-July/021048.html
> [2] https://bugs.archlinux.org/task/41721
> [3] https://bugs.archlinux.org/task/41728


Seems like a good idea to use LZ4 for core dumps.

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