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AFF-A400: Environmental Reason Shutdown (Battery remain capacity critical)

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Applies to

  • AFF-A400/FAS8300
  • BMC firmware 13.5+

Issue

  • During battery learn cycle, node reboots due to NVMEM battery capacity is critically low, but battery reports normal following reboot.

Oct 28 20:11:23 [ntap1-10: env_mgr: nvmem.battery.capLowCrit:EMERGENCY]: The NVMEM battery capacity is critically low (0 cycles). To prevent data loss, the system will shut down in 20 minutes.
Oct 28 20:12:23 [ntap1-10: env_mgr: callhome.battery.failure:EMERGENCY]: Call home for BATTERY (capacity low) CRITICAL.
Oct 28 20:20:31 [ntap1-10: env_mgr: nvmem.battery.fccLowCrit:EMERGENCY]: The NVMEM battery full-charge capacity is critically low (17 %). To prevent data loss, the system will shut down in 20 minutes.
Oct 28 20:21:31 [ntap1-10: env_mgr: callhome.battery.failure:EMERGENCY]: Call home for BATTERY (full charge capacity low) CRITICAL.
Oct 28 20:31:23 [ntap1-10: env_mgr: monitor.shutdown.emergency:EMERGENCY]: Emergency shutdown: Environmental Reason Shutdown (Battery remain capacity critical)

  • BMC event logs show battery learn cycle was in progress.

    d2 | 10/28/2021 | 18:16:27 | Battery Learning #0xc4 | In progress | Asserted
    d3 | 10/29/2021 | 00:11:19 | Battery #0x49 | Lower Non-critical going low
    d4 | 10/29/2021 | 00:11:29 | Battery #0x49 | Lower Critical going low
    d5 | 10/29/2021 | 00:31:56 | OS Stop/Shutdown #0xff | OS graceful shutdown | Asserted
    d6 | 10/29/2021 | 00:31:57 | Power Unit #0xb2 | Power off/down | Asserted | from channel 15
    d7 | 10/29/2021 | 00:32:19 | Battery #0x49 | Lower Non-critical going low
    d8 | 10/29/2021 | 00:33:00 | Battery #0x49 | Lower Critical going low
    d9 | 10/29/2021 | 00:33:37 | Battery Learning #0xc4 | In progress | Asserted
    da | 10/29/2021 | 05:21:16 | Battery #0x49 | Lower Critical going low
    db | 10/29/2021 | 05:25:11 | Battery #0x49 | Lower Non-critical going low
    dc | 10/29/2021 | 16:32:09 | Power Unit #0xb2 | Power on | Asserted | from channel 1
    dd | 10/29/2021 | 16:33:12 | System Firmware Progress | Secondary CPU Initialization | Asserted
    de | 10/29/2021 | 16:33:12 | System Firmware Progress | USB resource configuration | Asserted
    df | 10/29/2021 | 16:33:15 | System Firmware Progress | PCI resource configuration | Asserted
    e0 | 10/29/2021 | 16:33:20 | System Firmware Progress | Video initialization | Asserted
    e1 | 10/29/2021 | 16:33:20 | System Firmware Progress | Keyboard controller initialization | Asserted
    e2 | 10/29/2021 | 16:33:21 | System Firmware Progress | Hard-disk initialization | Asserted
    e3 | 10/29/2021 | 16:33:40 | System Event |  | Asserted

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