page1
existing logfile data on primary (30 - 33)
primary
secondary
replay-pos
replay-size
replay-rest
fetch-size
(4330 MiB)
fetch-pos = replay-size
fetch-rest
(770MiB)
replay-pos
(3328 MiB)
replay-rest
(233 MiB)
existing logfile data on secondary
deletable