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Multiple "Dynamic Event Warning Threshold Breached" performance events reported for different volumes

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active-iq-unified-manager
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Perf
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Applies to

  • ONTAP 9
  • Active IQ Unified Manager (AIQUM)

Issue

The below mentioned alerts from the same array on different nodes are being recieved:

Event: Dynamic Event Warning Threshold Breached
(Last Seen: Apr 22, 2022, 9:44 AM)
volume1 is slow due to 2 bully volumes causing contention on the data processing node

Event: Dynamic Event Event Obsoleted
(Last Seen: Apr 20, 2022, 8:44 AM)
volume2 is slow due to 3 bully volumes causing contention on the data processing node
 
Risk          - Dynamic Event Warning Threshold Breached
Impact Area   - Performance
Severity      - Warning
State         - Obsolete
Source        - BIS_SAN:/DATA_lun_33_srv_08_vol_Linux
Cluster Name  - BIS_CLUSTER
Cluster FQDN  - 10.247.82.233
Trigger Condition - DATA_lun_33_srv_08_vol_Linux victim volume is slow due to bursts of write requests causing contention at the data processing component on node CPU_dblade
Description   - Volume and Aggregate Alert

 

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