MySQL error in file: /engine/modules/tagscloud.php at line 43

Error Number: 3

The Error returned was:
Error writing file '/tmp/#sql-temptable-1cda5e-312984-390dc.MAD' (Errcode: 28 "No space left on device")

SQL query:

SELECT tag, COUNT(*) AS count FROM dle_tags GROUP BY tag ORDER BY count DESC LIMIT 0,2