FTP 200 Command OK vs 452 Insufficient Storage
FTP 200 (Command OK) is a 2xx Positive Completion response, while 452 (Insufficient Storage) is a 4xx Transient Negative response. 200 indicates that the command has been successfully executed. This is a general acknowledgment that the command was understood and carried out. In contrast, 452 means that requested action not taken. Insufficient storage space in system. The server ran out of disk space while processing the command.
描述
The command has been successfully executed. This is a general acknowledgment that the command was understood and carried out.
何时出现
After issuing any command that completes successfully, such as TYPE, MODE, or NOOP.
如何修复
No fix needed — the command succeeded. This is the standard positive response for commands that don't return data.
描述
Requested action not taken. Insufficient storage space in system. The server ran out of disk space while processing the command.
何时出现
When uploading a file and the server's disk is full, or when the user's storage quota has been exceeded.
如何修复
Free up disk space on the server or request a quota increase from the administrator. Delete unnecessary files and retry the upload.
主要区别
200 is a 2xx Positive Completion response, while 452 is a 4xx Transient Negative response.
FTP 200: The command has been successfully executed. This is a general acknowledgment that the command was understood and carried out.
FTP 452: Requested action not taken. Insufficient storage space in system. The server ran out of disk space while processing the command.
You encounter 200 when after issuing any command that completes successfully, such as TYPE, MODE, or NOOP.
You encounter 452 when when uploading a file and the server's disk is full, or when the user's storage quota has been exceeded.
何时使用哪个
For 200 (Command OK): No fix needed — the command succeeded. This is the standard positive response for commands that don't return data. For 452 (Insufficient Storage): Free up disk space on the server or request a quota increase from the administrator. Delete unnecessary files and retry the upload.