On 2016-02-13 23:25:06 +0800, Craig Ringer wrote: > Internally replication slots have an ephemeral form, where the slot is > dropped automatically on crash recovery.
And upon release (including a <PANIC disconnect). Using those is what Magnus and I just were chatting about on IRC. There'll be some interesting division of work between the receivexlog child and the main basebackup; so it's not entirely trivial. I do think this an important improvement.