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spectre-meltdown-checker

Spectre and Meltdown mitigation detection tool. More information: https://manned.org/spectre-meltdown-checker.

• Check the currently running kernel for Spectre or Meltdown:
   
  sudo spectre-meltdown-checker
   
• Check the currently running kernel and show an explanation of the actions to take to mitigate a vulnerability:
   
  sudo spectre-meltdown-checker --explain
   
• Check for specific variants (defaults to all):
   
  sudo spectre-meltdown-checker --variant {{1|2|3|3a|4|l1tf|msbds|mfbds|mlpds|mdsum|taa|mcespc|srbds}}
   
• Display output using a specific output format:
   
  sudo spectre-meltdown-checker --batch {{text|json|nrpe|prometheus|short}}
   
• Don't use the /sys interface even if present:
   
  sudo spectre-meltdown-checker --no-sysfs
   
• Check a non-running kernel:
   
  sudo spectre-meltdown-checker --kernel {{path/to/kernel_file}}