Josh Berkus <josh@agliodbs.com> writes:
> What would be sensible for DBAs is to have two settings:
> max_wal_size
> min_wal_size
[ scratches head... ] What's the functional effect of min_wal_size, exactly?
> Even better would be to replace min_wal_size with min_wal_time, which
> would set a time span for the oldest WAL segment to be kept (up to
> max_wal_size - 2). Hmmm. That doesn't seem that hard to implement.
> Is it?
Um, what happens when honoring min_wal_time conflicts with honoring
max_wal_size?
regards, tom lane