Robert Haas asked for suggestions toward the solution of some nasty data-corruption issues associated with the "multixact" feature [...] the relevant multixact changes were merged during the 9.3 development cycle. The 9.3 release happened in September 2013, but the fallout from that particular change is still being dealt with.
there is concern within the PostgreSQL community that its well-earned reputation for low bug rates is at risk
Robert Haas asked for suggestions toward the solution of some nasty data-corruption issues associated with the "multixact" feature [...] the relevant multixact changes were merged during the 9.3 development cycle. The 9.3 release happened in September 2013, but the fallout from that particular change is still being dealt with.
there is concern within the PostgreSQL community that its well-earned reputation for low bug rates is at risk