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Voltage anomalies detected on external Card

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aff-series
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hw
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Applies to

  • AFF A900
  • ONTAP 9

Issue

  • Ems-log reports voltage anomalies detected on external card ( card in Slot2 )
[Node-01: env_mgr: monitor.ioCard.degraded:alert]: IO card is degraded: IO2 detects voltage anomalies.
[Node-01: env_mgr: monitor.ioCard.degraded:alert]: IO card is degraded: IO2 detects voltage anomalies.
[Node-01: env_mgr: monitor.ioCard.degraded:alert]: IO card is degraded: IO2 detects voltage anomalies.
[Node-01: env_mgr: monitor.ioCard.degraded:alert]: IO card is degraded: IO2 detects voltage anomalies.
  • Event log command reports the same 
Cluster:>> event log show -node nodename -severity AlERT
Time                Node             Severity      Event
 
------------------- ---------------- ------------- ---------------------------
 
9/12/2024 07:27:48  Node-01          ALERT         monitor.ioCard.degraded: IO card is degraded: IO2 detects voltage anomalies.
 
9/12/2024 06:27:45  Node-01           ALERT         monitor.ioCard.degraded: IO card is degraded: IO2 detects voltage anomalies.
 
9/12/2024 05:46:44  Node-01           ALERT         monitor.ioCard.degraded: IO card is degraded: IO2 detects voltage anomalies.
 
  • From SP-IPMI we detect below alert
/usr/local/bin/environ -show_all
================================
Sensor Name              State          Current    Critical     Warning     Warning    Critical
Reading       Low         Low         High       High
-------------------------------------------------------------------------------------------------
IO2 200G Volt Spikes     crithigh          11          --          --          --           3
IO2 200G Power Good                       GOOD
IO2 200G Hot Swap Cur    normal          2640 mA       90 mA      300 mA     4980 mA     6000 mA
 
 
 
cat /var/log/environ | tail -c 32768
========================================================
 
Sep  7 00:36:41 BMCnode-01  env_mgr[1223]: IO2 200G Hot Swap Cur is critical low (0 mA).
Sep  7 00:39:11 BMCnode-01  env_mgr[1223]: IO2 200G P0.8V PMC is critical high (2230 mV).
Sep  7 00:51:50 BMCnode-01  env_mgr[1223]: Payload EMS: EMS_monitor_ioCard_degraded(IO2 detects voltage anomalies.)
Sep  7 00:52:51 BMCnode-01  env_mgr[1223]: IO2 200G P12V HS is critical low (9600 mV).
Sep  7 00:53:41 BMCnode-01 env_mgr[1223]: IO2 200G P5V Standby is critical low (2560 mV).
Sep  7 01:08:51 BMCnode-01  env_mgr[1223]: IO2 200G P12V HS is critical low (9460 mV).
Sep  7 01:12:41 BMCnode-01  env_mgr[1223]: IO2 200G P5V Standby is critical low (2560 mV).

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