报错信息：
[root@localhost images]# /usr/bin/fdfs_upload_file /etc/fdfs/client.conf g.png
[2022-08-17 02:13:27] ERROR - file: tracker_proto.c, line: 48, server: 192.168.174.138:22122, response status 28 != 0
[2022-08-17 02:13:27] ERROR - file: ../client/tracker_client.c, line: 907, fdfs_recv_response fail, result: 28
tracker_query_storage fail, error no: 28, error info: No space left on device
No space left on device
问题应该是磁盘空间不够了
原因是配置文件中的数据存放目录不一致，需要重新核对一下配置文件中的目录