First approaches are happening for this now: https://groups.google.com/forum/#!topic/prometheus-users/wO5XE7V71m4 https://groups.google.com/forum/#!topic/prome

First approaches are happening for this now: https://groups.google.com/forum/#!topic/prometheus-users/wO5XE7V71m4 https://groups.google.com/forum/#!topic/prometheus-users/wO5... - https://github.com/Percona-Lab/prom-migrate https://github.com/Percona-Lab/prom-migrate (requires old Prom server to run for reading out data) - https://github.com/juliusv/prom-data-migrator https://github.com/juliusv/prom-data-migrator (operates offline on old and new storage dirs directly)