[Rule "normal-rule"] suggestions=missing-action:inc-write-buffer conditions=missing-source [Condition "normal-condition"] source=LOG regex=Stopping writes because we have \d+ immutable memtables \(waiting for flush\), max_write_buffer_number is set to \d+ [Suggestion "missing-action"] option=DBOptions.max_background_flushes action= [Suggestion "inc-write-buffer"] option=CFOptions.max_write_buffer_number action=increase