[Filesystems-devel] Bug#848551: f2fs-tools: please make an udeb

Vincent Cheng vcheng at debian.org
Sat Dec 24 12:17:52 UTC 2016

Hi Adam,

On Sun, Dec 18, 2016 at 3:05 AM, Adam Borowski <kilobyte at angband.pl> wrote:
> Package: f2fs-tools
> Version: 1.7.0-1
> Severity: wishlist
> Tags: d-i
> Hi!
> On machines with flash storage (SD, eMMC) traditional filesystems behave
> abysmally bad:
> * "git reset --hard" of a big empty tree: btrfs 3m45s, f2fs 4m, ext4 12m, xfs
> 16-18m (big variance)
> * ./configure && make -j4 && make test" of a shit package with only ~2MB of
> persistent writes: f2fs 95s, btrfs 97s, xfs 120s, ext4 122s (where does this
> difference even come from, on a CPU-bound task with virtually no writeout?)
> So the real good options are btrfs and f2fs.  And btrfs is... quirky to say
> the least, having goodies like snapshots, data checksums or compression
> (great for speed if CPU is much faster than I/O) but also having serious
> reasons people may want to avoid it for.
> Adding d-i support, besides adding a menu item that's simple for a
> single-device filesystem, requires having an udeb with at least mkfs, other
> tools also being nice to have in case the user needs to troubleshoot during
> the installation.
> Thus, would you care creating such an udeb?  Apologies for waking up that
> late, it'd need to pass NEW no later than Xmas.

I have no time to work on this before the NEW freeze, but feel free to
NMU to have src:f2fs-tools build a udeb package, and whatever else is
required for d-i support.


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