We recently introduced a new compatibility=(require_max=) configuration option, that checks (amongst other things) for compatible log format versions. It will ideally be able to check the format version in the most recent log file that is needed for recovery, not the oldest log file present.
- has to be finished together with
SERVER-34630 Change WiredTiger compatibility version setting in 3.6 release
- is caused by
WT-3355 Fix log archiving corner cases around reconfigure
- related to
WT-4126 Test downgrade with incremental backup