On 19/07/2018 05:59, Kyotaro HORIGUCHI wrote: > My result is that we cannot disable recycling perfectly just by > setting min/max_wal_size.
Maybe the behavior of min_wal_size should be rethought? Elsewhere in this thread, there was also a complaint that max_wal_size isn't actually a max. It seems like there might be some interest in making these settings more accurate. I mean, what is the point of the min_wal_size setting if not controlling this very thing? -- Peter Eisentraut http://www.2ndQuadrant.com/ PostgreSQL Development, 24x7 Support, Remote DBA, Training & Services