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FAILURE LAB

WELCOME TO THE FAILURE LAB

Select a disaster and observe how a Linux system fails.

Browser-only educational simulation. No commands leave this page and no real machine is being damaged.

NODE lab-vm-07 Debian GNU/Linux 13
MODE BROWSER SIM HTML · CSS · JavaScript
SCENARIO KERNEL PANIC KERNEL · CRITICAL
MACHINE STATE READY Awaiting operator

Failure console

lab-vm-07 / Linux 6.12.0-lab-amd64
HEARTBEAT: OK SERVICES: ONLINE 

            
          

        


        

          

            

              SCENARIO PROGRESS
              INTRO
            

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            SIMULATION CONTROLS
            
    
              
              
              
            
    
          
    
          
    
            EVIDENCE
            
    
              
              
              
            
    
          
    
          
    
            CURRENT STATUS
            READY
            Choose a scenario, then start the simulation.
          
    
        
    
      
    

      
    
    

    
    
      
    Interactive Linux failure simulator
    
      
    Failure Lab is a browser-based educational Linux troubleshooting simulator. It lets you explore controlled failures such as a kernel panic, DNS problems and a full disk, then inspect simulated logs, system metrics and diagnostic evidence before comparing the root cause and administrator response.
    
      
    
        
    
          
    What you can practice
    
          
    Read symptoms before jumping to conclusions, narrow the failing subsystem, distinguish root causes from secondary effects and follow a repeatable troubleshooting process. The scenarios are designed for learning, not scoring.
    
        
    
        
    
          
    Safe by design
    
          
    Everything shown here is static browser-side simulation data. No shell command is executed on your computer or on a remote host, so you can explore destructive-looking Linux failures without risking a real machine.
    
        
    
      
    
      
    
        Deutsche Version
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