MySQL/Writing file error (Errcode 28)

Question

I have the following error with one of our web applications -

Query3 failed: Error writing file \'/tmp/MY1fnqpm\' (Errcode: 28) ... INSERT MailList... (remo         


        

Answer 1

I had same problem but disk space was okay (only 40% full). Problem were inodes, I had too many small files and my inodes were full.

You can check inode status with df -i