code: def catch_osd_errors(conn, logger, args):
      
      logger.info('checking OSD status...')
      status = osd_status_check(conn, args.cluster)
      osds = int(status.get('num_osds', 0))
      up_osds = int(status.get('num_up_osds', 0))
      in_osds = int(status.get('num_in_osds', 0))
      full = status.get('full', False)
      nearfull = status.get('nearfull', False)
  
      if osds > up_osds:
          difference = osds - up_osds
          logger.warning('there %s %d OSD%s down' % (
              ['is', 'are'][difference != 1],
              difference,
              "s"[difference == 1:])
          )
  
      if osds > in_osds:
          difference = osds - in_osds
          logger.warning('there %s %d OSD%s out' % (
              ['is', 'are'][difference != 1],
              difference,
              "s"[difference == 1:])
          )
  
      if full:
          logger.warning('OSDs are full!')
  
      if nearfull:
          logger.warning('OSDs are near full!')
docs: Look for possible issues when checking the status of an OSD and
      report them back to the user.