Merge PR #31581 into master

* refs/pull/31581/head:
	mon: fix mon_sync_max_payload_size type
	mon: cap keys in mon_sync messages
	mon/MonitorDBStore: improve get_chunk_tx limits
	mon/MonitorDBStore: better size estimation for Transaction

Reviewed-by: Greg Farnum <gfarnum@redhat.com>
Reviewed-by: Kefu Chai <kchai@redhat.com>

diff --cc src/common/legacy_config_opts.h
Simple merge

diff --cc src/common/options.cc
Simple merge