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CONTAP-365158: ARP snapshots are auto-deleted within 30 mins

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Issue

  • 'security anti-ransomware volume show' output 'Attack Probability: none' even though EMS log reports 'arw.activity.seen' alert
  • The affected volume did not display a list of suspicious extensions
  • ARP snapshots are auto-deleted within 30 mins:
    Tue Dec 17 2024 11:30:03 +09:00 [kern_mgwd:debug:2927] Snapshot Anti_ransomware_backup.2024-12-17_1119 deleted. vol = vol01

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