Skip to main content
NetApp Response to Russia-Ukraine Cyber Threat
In response to the recent rise in cyber threat due to the Russian-Ukraine crisis, NetApp is actively monitoring the global security intelligence and updating our cybersecurity measures. We follow U.S. Federal Government guidance and remain on high alert. Customers are encouraged to monitor the Cybersecurity and Infrastructure Security (CISA) website for new information as it develops and remain on high alert.
NetApp Knowledge Base

Snapshot usage alerted by ActiveIQ Unified Manager on SVM root volumes

Last Updated:

Applies to

  • ONTAP9
  • Snapshot Reserve
  • Load Sharing SnapMirror (LSM)
  • ActiveIQ Unified Manager


  • Unexpected high Snapshot usage on SVM root volumes exceeding default Snapshot Reserve
  • ActiveIQ Unified Manager alerting  Risk Volume Snapshot Reserve Space Full on SVM root volume or one of its Load Sharing SnapMirror target volumes
Risk          - Volume Snapshot Reserve Space Full
Impact Area   - Protection
Severity      - Warning
State         - New
Source        - multi_protocol:/svm1_root_volume
Cluster Name  - cluster01
Cluster FQDN  - cluster01.local
Trigger Condition - The Snapshot reserve full threshold set at (90%) is breached. 94.50 MB of 102.40 MB is used
  • volume show-space shows major capacity in snapshots only, Total and Snapshot Reserve are almost identical

    Volume : svm1_root_volume
      Feature                                           Used      Used%
      --------------------------------      ----------------      -----
      User Data                                       48.0KB         0%
      Filesystem Metadata                              400KB         0%
      Inodes                                          24.0KB         0%
      Snapshot Reserve                                51.1MB         5%
      Total                                           52.0MB         5%
      Total Physical Used                             10.6MB         1%
      Logical Used                                     868KB         0%

      Logical Available                                971MB        95%
  • df shows, snapshot reserve being exceeded despite root volume being empty

    /vol/svm1_root_volume/             1992296       2592    1989704       0%  /vol/svm1_root_volume
    /vol/svm1_root_volume/.snapshot     104856      58408      46448      56%  /vol/svm1_root_volume/.snapshot




Scan to view the article on your device

Registered NetApp customers get unlimited access to our dynamic Knowledge Base.

New authoritative content is published and updated each day by our team of experts.

Current Customer or Partner?

Sign In for unlimited access

New to NetApp?

Learn more about our award-winning Support