...题？ ｌｏｇ: 2013-05-15 00:34:29 worker3[15254] ERROR [sock:17] xapian exception on sending doc (ERROR:The revision being read has been discarded - you should call Xapian::Database::reopen() and retry the operation) 2013-05-15 00:34:29 worker3[15254] ERROR [sock:17] xapian exception on s...