I knew that XLogRecordPageWithFreeSpace() is only called by heapam.c, but I figured indexes had their own logic to xlog free space. While investigating something else I found that brin indexes, at least, on the secondary have no FSMs. Is this deliberate?
-- John Naylor https://www.2ndQuadrant.com/ PostgreSQL Development, 24x7 Support, Remote DBA, Training & Services
