On Thu, Jul 31, 2014 at 9:05 PM, Christian Aistleitner <christian@quelltextlich.at> wrote:

Although the final problematic query finished yesterday, with the
current rate of replication lag recovery, it'll take us until tomorrow
to have fully recovered :-(

That slow recovery is not entirely EL's fault. The release team is running a couple of jobs populating new fields in production *links tables on commons and wikidata. A challenging week for slave disk io :-)