drwxr-xr-x 2 dba mysql 4096 2024-04-07 18:36 bin
drwxr-xr-x 2 dba mysql 4096 2024-03-23 13:54 conf
drwxr-xr-x 3 dba mysql 4096 2023-09-23 20:05 dict
lrwxrwxrwx 1 dba mysql 28 2023-10-10 18:04 jdbc_drivers -> /data/app/doris/jdbc_drivers
drwxr-xr-x 6 dba mysql 4096 2024-03-15 12:24 lib
-rw-r--r-- 1 dba mysql 84903 2023-09-23 20:05 LICENSE-dist.txt
drwxr-xr-x 2 dba mysql 4096 2023-09-23 20:05 licenses
drwxr-xr-x 2 dba mysql 32768 2024-04-08 09:42 log
-rw-r--r-- 1 dba mysql 1948 2023-09-23 20:05 NOTICE.txt
drwxr-xr-x 11 dba mysql 4096 2024-04-07 19:23 storage
drwxr-xr-x 4 dba mysql 4096 2024-03-15 12:13 storage_bak
drwxr-xr-x 10 dba mysql 4096 2023-10-26 16:31 storage_bak_2024-03-15-12-13-23-919
drwxr-xr-x 5 dba mysql 4096 2023-09-23 20:05 www
storage_bak 和 storage_bak_2024-03-15-12-13-23-919 的作用分别是什么，我能不能手动删除？
