[pacman-dev] [PATCH 1/2] Revert "makepkg: calculate exact total file size"

[Allan McRae]

On 15/03/12 06:41, Dave Reisner wrote:
> btrfs's cow snapshots seem to do very strange things, causing du to not
> count data still in filesystem buffers. Repackaging the same build of
> handbrake within a chroot on brynhild, I witnessed (via bash xtrace) du
> reporting a different $pkgdir size every time the write_pkginfo()
> function ran.
> 
> Unfortunately, replacing du with stat has its own slew of problems,
> mostly due to hard links (e.g. git, with 106 hardlinks to the same
> file). Working around this is neither fun, nor practical.
> 
> As it turns out, all we needed here all along was a simple call to sync
> to flush writes to disk before calling du.
> 
> This reverts commit b264fb9e9ddcc31dc8782390309421965e507383.
> 
> Signed-off-by: Dave Reisner <dreisner at archlinux.org>

Argh...   look at the commit message in 14474a32...

That sync results in the Arch buildserver stalling for minutes.

Allan