twain47/Nominatim — pull request #43 by IrlJidel (2013-03-26 14:29:34+00:00)
Title: use osmosis --read-replication-lag to determine if there are changes

use osmosis --read-replication-lag to determine if there are changes before trying to process updates.

This is more applicable we are tracking hourly or daily replication updates - otherwise osmosis is needlessly processing empty updates every minute