不懂就问，求助MJJ们

mingel

青蛇探针：https://github.com/souying/serverMmon
安装完以后提示这个：

1. ============================================================================
   
2.   Note: No service file has been installed for starting the daemon
   
3.         automatically. Such setup will need to be created manually
   
4.         depending on the used environment. See the included documentation.
   
5. ============================================================================
   
6. 
   
7. make[3]: Leaving directory '/tmp/vnstat-2.10'
   
8. make[2]: Leaving directory '/tmp/vnstat-2.10'
   
9. make[1]: Leaving directory '/tmp/vnstat-2.10'
   
10. Synchronizing state of vnstat.service with SysV service script with /lib/systemd/systemd-sysv-install.
    
11. Executing: /lib/systemd/systemd-sysv-install enable vnstat
    
12. insserv: warning: current start runlevel(s) (empty) of script `vnstat' overrides LSB defaults (2 3 4 5).
    
13. insserv: warning: current stop runlevel(s) (0 1 2 3 4 5 6) of script `vnstat' overrides LSB defaults (0 1 6).
    
14. Created symlink /etc/systemd/system/vnstatd.service → /lib/systemd/system/vnstat.service.
    
15. Created symlink /etc/systemd/system/multi-user.target.wants/vnstat.service → /lib/systemd/system/vnstat.service.

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然后探不到流量，请问怎么解决，系统是debian11