报错：
ERROR - file: tracker_proto.c, line: 48, server: 109.24.249.40:22122, response status 2 != 0
tracker_query_storage fail, error no: 2, error info: No such file or directory
解决：
pkill -9 fdfs
/usr/bin/fdfs_trackerd /etc/fdfs/tracker.conf
/usr/bin/fdfs_storaged /etc/fdfs/storage.conf
FastDFS重启后上传文件报错的解决方案
原文：http://blog.51cto.com/zengwj1949/2103414
