Error 1021:
Disk full (/tmp/#sql_2d0_1.MAI); waiting for someone to free some space... (errno: 28 "No space left on device")

On query:
SELECT SQL_CALC_FOUND_ROWS s.*, ib.role_name FROM serials s, id_base ib WHERE ib. id_serials = s.id AND ib.id_actors = 1126 ORDER BY date DESC LIMIT 0, 8