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    • FAQ: NVMe Flash Cache module firmware update
      https://kb.netapp.com/on-prem/ontap/OHW/OHW-KBs/FAQ__NVMe_Flash_Cache_module_firmware_update
      Unlike previous iterations of Flash Cache where FW was available with system firmware, the NVMe Flash Cache FW is available on the NetApp Support Site Drive Firmware Page as part of the All FW package...Unlike previous iterations of Flash Cache where FW was available with system firmware, the NVMe Flash Cache FW is available on the NetApp Support Site Drive Firmware Page as part of the All FW package or as individual downloads. Unlike storage HDD or SSD firmware, there are no messages indicating that "firmware will now be updated". However, there are three EMS events that are logged in ONTAP 9.1 or later that track completion of the firmware update:
    • PANIC  : protection fault on VA 0 code 0 cs:rip 0x20:0xffffffff8ae1d6d4
      https://kb.netapp.com/on-prem/ontap/Ontap_OS/OS-KBs/PANIC___protection_fault_on_VA_0_code_0_cs_rip_0x20_0xffffffff8ae1d6d4
      Applies to ONTAP 9 Issue System panic with panic string: PANIC : protection fault on VA 0 code 0 cs:rip 0x20:0xffffffff8ae1d6d4 version: 9.7P8: Thu Oct 15 00:14:25 EDT 2020 Panic String: page fault (s...Applies to ONTAP 9 Issue System panic with panic string: PANIC : protection fault on VA 0 code 0 cs:rip 0x20:0xffffffff8ae1d6d4 version: 9.7P8: Thu Oct 15 00:14:25 EDT 2020 Panic String: page fault (supervisor read data, page not present) on VA 0x22813f223c cs:rip 0x20:0xffffffff8095f8c4 rflags 0x10206 in SK process raidio_thread on release 9.11.1P8 (C)
    • "(CHASSIS POWER DEGRADED: Power Supply Status Critical: PSU1, PSU2.) ERROR" AutoSupport message occurs
      https://kb.netapp.com/on-prem/ontap/OHW/OHW-KBs/CHASSIS_POWER_DEGRADED__Power_Supply_Status_Critical__PSU1_PSU2_ERROR_AutoSupport_message_occurs
      AutoSupport is triggered that the chassis power supply are degraded. HA Group Notification from node-02 (CHASSIS POWER DEGRADED: Power Supply Status Critical: PSU1, PSU2.) ERROR [node-02: monitor: mon...AutoSupport is triggered that the chassis power supply are degraded. HA Group Notification from node-02 (CHASSIS POWER DEGRADED: Power Supply Status Critical: PSU1, PSU2.) ERROR [node-02: monitor: monitor.globalStatus.critical:EMERGENCY]: Power Supply Status Critical: PSU1, PSU2. [node-02: power_low_monitor: monitor.chassisPowerSupplies.ok:info]: Chassis power supplies OK [node-02: monitor: monitor.globalStatus.ok:info]: The system's global status is normal
    • After replacing NVDIMM on FAS9000 / AFF-A700, error message 'Data loss is likely' seen on boot
      https://kb.netapp.com/on-prem/ontap/OHW/OHW-KBs/After_replacing_NVDIMM_on_FAS9000_AFF_A700_error_message_Data_loss_is_likely_seen_on_boot
      Applies to FAS9000 AFF-A700 Issue After replacing NVDIMM on FAS9000 / AFF-A700, 'Data loss is likely' seen on boot ****************************************************************** * CRITICAL ERROR *...Applies to FAS9000 AFF-A700 Issue After replacing NVDIMM on FAS9000 / AFF-A700, 'Data loss is likely' seen on boot ****************************************************************** * CRITICAL ERROR * * NVRAM has detected errors. Ontap cleared the error. * * Data loss is likely. * ******************************************************************
    • Single disk bypassed by both IOM modules and critical shelf fault on one node
      https://kb.netapp.com/on-prem/ontap/OHW/OHW-KBs/Single_disk_bypassed_by_both_IOM_modules_and_critical_shelf_fault_on_one_node
      2 [Bay 2]: NOT INSTALLED 05,02,00,00 5 [Bay 5]: NOT INSTALLED 05,05,00,00 8 [Bay 8]: NOT INSTALLED 05,08,00,00 10 [Bay 10]: OK 01,0A,00,00 11 [Bay 11]: NOT INSTALLED 05,0B,00,00 14 [Bay 2]: NOT INSTAL...2 [Bay 2]: NOT INSTALLED 05,02,00,00 5 [Bay 5]: NOT INSTALLED 05,05,00,00 8 [Bay 8]: NOT INSTALLED 05,08,00,00 10 [Bay 10]: OK 01,0A,00,00 11 [Bay 11]: NOT INSTALLED 05,0B,00,00 14 [Bay 2]: NOT INSTALLED 05,02,00,00 22 [Bay 10]: OK 01,0A,00,00 23 [Bay 11]: NOT INSTALLED 05,0B,00,00 34 [Bay 10]: OK 01,0A,00,00 35 [Bay 11]: NOT INSTALLED 05,0B,00,00 46 [Bay 10]: OK 01,0A,00,00 47 [Bay 11]: NOT INSTALLED 05,0B,00,00 58 [Bay 10]: OK 01,0A,00,00 59 [Bay 11]: NOT INSTALLED 05,0B,00,00
    • Node stuck in boot loop and does not POST
      https://kb.netapp.com/on-prem/ontap/OHW/OHW-KBs/Node_stuck_in_boot_loop_and_does_not_POST
      Applies to AFF-A700 FAS9000 Issue Node reboots, and upon restart, is stuck in the following boot loop: Memory Initialize Fatal Error. Rights Reserved. BIOS Version: 10.9 Portions Copyright (C) 2014-20...Applies to AFF-A700 FAS9000 Issue Node reboots, and upon restart, is stuck in the following boot loop: Memory Initialize Fatal Error. Rights Reserved. BIOS Version: 10.9 Portions Copyright (C) 2014-2020 NetApp, Inc. Error Action: HALT System. BIOS Version: 10.9 Portions Copyright (C) 2014-2020 NetApp, Inc. All Rights Reserved. HALT! Memory Initialize Fatal Error. Error Action: HALT
    • FAS9000 or AFF A700 boots successfully or unsuccessfully with unsupported NVRAM DIMM messages
      https://kb.netapp.com/on-prem/ontap/OHW/OHW-KBs/FAS9000_or_AFF_A700_boots_successfully_or_unsuccessfully_with_unsupported_NVRAM_DIMM_messages
      Applies to FAS9000 AFF A700 ONTAP 9.1 and later Issue Either node boots up successfully but with the following message: Or node fails to boot and halts at LOADER prompt with following message: [nvram....Applies to FAS9000 AFF A700 ONTAP 9.1 and later Issue Either node boots up successfully but with the following message: Or node fails to boot and halts at LOADER prompt with following message: [nvram.hw.initFail:CRITICAL]: NVRAM hardware initialization failed: DIMM0 has unsupported 2 rank DIMM 32 GB. Replace the NV-DIMM. [localhost:nv.none:EMERGENCY]: No NV device has been detected. Uptime: 2m16s System halting...
    • Chassis Power Supply Need To Be Replaced - AutoSupport message
      https://kb.netapp.com/on-prem/ontap/OHW/OHW-KBs/CHASSIS_POWER_SUPPLY_NEED_TO_BE_REPLACED_-_Autosupport_message
      This article describes the procedure on how to handle AutoSupport message - CHASSIS POWER SUPPLY NEEDS TO BE REPLACED. This message indicates that one or more of the power supplies on the Controller C...This article describes the procedure on how to handle AutoSupport message - CHASSIS POWER SUPPLY NEEDS TO BE REPLACED. This message indicates that one or more of the power supplies on the Controller Chassis is not working correctly. If the source power is not the issue and the issue is not resolved, a part replacement may be required. Bug 1417161 - System might send "CHASSIS POWER SUPPLY NEED TO BE REPLACED" AutoSupport message during power maintenance
    • AFF-A700/FAS9000 reporting NVRAM boot error messages and LEDs ON but without real errors
      https://kb.netapp.com/on-prem/ontap/OHW/OHW-KBs/AFF_A700_FAS9000_reporting_NVRAM_boot_error_messages_and_LEDs_ON_but_without_real_errors
      ::> system controller service-event show -instance Node: NODE_NAME Service Event ID: 1 Location: NVDIMM 1 on PCI 6 Description: NVDIMM1:UECC detected Timestamp: Wed May 30 12:20:03 2018 Node: NODE_NAM...::> system controller service-event show -instance Node: NODE_NAME Service Event ID: 1 Location: NVDIMM 1 on PCI 6 Description: NVDIMM1:UECC detected Timestamp: Wed May 30 12:20:03 2018 Node: NODE_NAME Service Event ID:2 Location: NVDIMM 2 on PCI6 Description: NVDIMM2: UECC detected Timestamp: Wed May 30 12:20:04 2018 2 entries were displayed. Please replace it as soon as possible!!! *************************** WARNING: The NVRAM DIMM2 has caused UECC in the past.
    • NetApp adds new MAC address OUI range to shipping systems
      https://kb.netapp.com/on-prem/ontap/OHW/OHW-KBs/NetApp_adds_new_MAC_address_OUI_range_to_shipping_systems
      Storage controllers with MAC addresses from the new pool that are reverted to versions of ONTAP prior to those listed in the above section and joined to existing ONTAP clusters will continue to functi...Storage controllers with MAC addresses from the new pool that are reverted to versions of ONTAP prior to those listed in the above section and joined to existing ONTAP clusters will continue to function normally until such time as the final storage controller from the old MAC address pool is removed.
    • BIOS updates for memory reliability and the PPR feature
      https://kb.netapp.com/on-prem/ontap/OHW/OHW-KBs/BIOS_updates_for_memory_reliability_and_the_PPR_feature
      BIOS update and Post Package Repair (PPR) enhancements: Recent BIOS updates address various memory event handling functions on a per-platform basis. NetApp systems use different Intel CPU chipsets, e...BIOS update and Post Package Repair (PPR) enhancements: Recent BIOS updates address various memory event handling functions on a per-platform basis. NetApp systems use different Intel CPU chipsets, each platform has its own BIOS update content.