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AFF A400/FAS8300/FAS8700 shuts down with nvmem.battery.currentHigh alert

  1. Last updated
    Dec 5, 2024
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Category:
aff-series
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hw
Last Updated:
12/5/2024, 6:18:50 AM

Applies to

  • AFF A400
  • FAS8300
  • FAS8700
  • ONTAP 9

Issue

  • The following errors are reported prior to node shutdown:
[env_mgr: nvmem.battery.currentHigh:EMERGENCY]: The NVMEM battery current is critically high (1600 mA). To prevent data loss, the system will shut down in 5 minutes.
[env_mgr: nvmem.battery.currentHigh:The NVMEM battery current is critically high (2000 mA). To prevent data loss, the system will shut down in 5 minutes.
 
or
[env_mgr: nvmem.battery.currentHiWarn:The NVMEM battery current is above normal (1225 mA). To prevent data loss, the system will shut down in 24 hours.
[env_mgr: nvmem.battery.currentHiWarn:alert]: The NVMEM battery current is above normal (1425 mA). To prevent data loss, the system will shut down in 24 hours.
  • The node will shutdown with Battery current critical

EMERGENCY monitor.shutdown.emergency: Emergency shutdown: Environmental Reason Shutdown (Battery current critical)

  • The following AutoSupport type might be seen:

HA Group Notification from cluster1-01 (BATTERY (current high)) EMERGENCY
HA Group Notification from cluster1-01 (CONTROLLER TAKEOVER COMPLETE AUTOMATIC) ALERT

Confirmation
Through BMC
  1. Execute the following command:

BMC cluster1-01> bmc log debug

  1. In the results confirm the following:
    1. Look for the sensor section (towards the top of the output).
    2. The Bat_Curr field will show in ucr status.

Bat_Curr         | 0.000      | Amps       | ucr   | na        | na        | na        | 1.225     | 1.475     | na

Through AutoSupport
  1. Open the AutoSupport titled "BATTERY (current high)".
  2. Navigate to the PLATFORM-SENSORS.XML section.
  3. In the output confirm one or more of the following show as failed or fault or crit-high:
    1. DBlade Battery Status
    2. Battery Charge Failed?
    3. Battery Charge
    4. Bat Curr

 

 

 

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