Re: CD sizes again (and BoF reminder!)
On Sun, 8 Jul 2012 17:58:16 +0200
Adam Borowski <firstname.lastname@example.org> wrote:
> • xz -6 (the default) is a lot slower when compressing, fast when
> decompressing, needs only 10MB memory, 58% size
> • xz -9 has very slow compression, takes gobs of memory, 56% size
> (Obviously, the "size" numbers are dragged down by uncompressible files
> when you look at the whole archive.)
I tested as well, and sometimes decompression with xz is so sloooow,
it takes 6-8 times than default gz.
> Also, switching to XZ debs is not just a CD issue, doing so would
> drastically reduce the resource usage of mirrors.
Truely yes, it is benefit for mirrors.
If we use xz for top 50 packages, we can cut 30% of traffic.
Hideki Yamane <email@example.com>