On Fri, Feb 09, 2018 at 06:00:02PM +0100, Ludovic Courtès wrote: > In practice, when the maximum number of links is reached, we simply > transparently skip deduplication. See this commit: > > commit 12b6c951cf5ca6055a22a2eec85665353f5510e5 > Author: Ludovic Courtès <l...@gnu.org> > Date: Fri Oct 28 20:34:15 2016 +0200 > > daemon: Do not error out when deduplication fails due to ENOSPC. > > This solves a problem whereby if /gnu/store/.links had enough entries, > ext4's directory index would be full, leading to link(2) returning > ENOSPC. > > * nix/libstore/optimise-store.cc (LocalStore::optimisePath_): Upon > ENOSPC from link(2), print a message and return instead of throwing a > 'SysError'. > > It does scale well, and it’s been here “forever”.
OK. My mindset is probably ext2... > If you’re wondering how much gets deduplicated, see > <https://lists.gnu.org/archive/html/guix-devel/2014-09/msg00422.html>. > :-) Fancy that :) Pj.
