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                            [TOC]


## systemd-analyze 查看啟動耗時
```
# 查看啟動耗時
$ systemd-analyze                                                                                       

# 查看每個服務的啟動耗時
$ systemd-analyze blame

# 顯示瀑布狀的啟動過程流
$ systemd-analyze critical-chain

# 顯示指定服務的啟動流
$ systemd-analyze critical-chain atd.service
```
                    
                
        
                
            
        
                
    
                
    
                
        
                
    
                

                







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