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    • MetroCluster switchover AIX host LUN not accessible
      https://kb.netapp.com/on-prem/ontap/OHW/OHW-KBs/MetroCluster_switchover_AIX_host_LUN_not_accessible
      Applies to ONTAP 9.x Issue AIX hosts lost connectivity to LUNs during a switchover operation Issue was resolved via switchback Other hosts where not impacted for example VMware ESXi hosts
    • E-Series Controller 7-Segment display shows "AD"
      https://kb.netapp.com/on-prem/E-Series/Hardware-KBs/E_Series_Controller_7_Segment_display_shows_AD
      Applies to NetApp E-Series E2800 Issue After reseating the E-Series controller, it does not come back online and shows AD as 7-Segment code
    • How to calculate and confirm how long drive firmware upgrade takes on E-Series
      https://kb.netapp.com/on-prem/E-Series/Management-Apps-KBs/How_to_calculate_how_long_drive_firmware_upgrade_will_take_on_E_Series
      The parallel drive firmware download operation can take as long as 90 seconds to complete if all drives are updated on a 24-drive system. I/O load on the storage array and the amount of I/O activity o...The parallel drive firmware download operation can take as long as 90 seconds to complete if all drives are updated on a 24-drive system. I/O load on the storage array and the amount of I/O activity occurring during an online firmware download operation (write-heavy workloads will cause the online firmware download time to increase) The start and complete time of Online Drive Firmware Upgrade (ODFU) can be confirmed by the following event from MAJOR-EVENT-LOG:
    • LUN missing from Data ONTAP after LUN goes offline due to space constraint
      https://kb.netapp.com/on-prem/ontap/da/SAN/SAN-KBs/LUN_missing_from_Data_ONTAP_after_LUN_goes_offline_due_to_space_constraint
      Applies to Data ONTAP 8.2.x 7-Mode Issue LUN /vol/<volume_name>/<LUN_name> goes offline because there was no free space on the parent volume Afterwards the LUN disappears, and is no longer visible in ...Applies to Data ONTAP 8.2.x 7-Mode Issue LUN /vol/<volume_name>/<LUN_name> goes offline because there was no free space on the parent volume Afterwards the LUN disappears, and is no longer visible in Data ONTAP
    • Brocade switch state offline
      https://kb.netapp.com/on-prem/ontap/OHW/OHW-KBs/Brocade_switch_state_offline
      Applies to Brocade Switches Issue Command switchshow detects switchstat: offline.
    • Only one port is responding on the E-Series
      https://kb.netapp.com/on-prem/E-Series/Hardware-KBs/Only_one_port_is_responding_on_the_E-Series
      Applies to NetApp E-Series Issue After some switch maintenance only one iSCSI target port is responding to pings Other ports up however are not responding
    • E-series controller failed (Offline)
      https://kb.netapp.com/on-prem/E-Series/Hardware-KBs/E_series_controller_failed_Offline
      E-series controller displaying under storage-array profile Status: Failed (Offline). This might be caused due to hardware issues.
    • FC HBAs of ESXi hosts go offline unexpectedly
      https://kb.netapp.com/on-prem/ontap/OHW/OHW-KBs/FC_HBAs_of_ESXi_hosts_go_offline_unexpectedly
      Applies to ESXi 6.7U3 HBA QLogic SANblade 16Gb [Rack] (HP HBA SN1100Q) with firmware 8.08.204 and driver 3.1.16.0 Issue HBAs (host bus adapters) may suddenly go offline, requiring a hard reboot of the...Applies to ESXi 6.7U3 HBA QLogic SANblade 16Gb [Rack] (HP HBA SN1100Q) with firmware 8.08.204 and driver 3.1.16.0 Issue HBAs (host bus adapters) may suddenly go offline, requiring a hard reboot of the host
    • SCF fails to trigger a SnapVault update via OCPM
      https://kb.netapp.com/Legacy/Snap_Creator/SCF_fails_to_trigger_a_SnapVault_update_via_OCPM
      Applies to SnapCreator Framework (SCF) 4.0P1 OnCommand Protection Manager (OCPM) SnapVault updates initiated by SCF fails because OCPM reports that the Volume IDs inside the OCPM Database do not match...Applies to SnapCreator Framework (SCF) 4.0P1 OnCommand Protection Manager (OCPM) SnapVault updates initiated by SCF fails because OCPM reports that the Volume IDs inside the OCPM Database do not match the volume objects on the destination SVM volumes. The error in SCF backup log is: Creating Protection Manager driven backup of dataset on storage controller failed with error [netapp.manage.NaAPIFailedException: Volume is not valid for the specified backup. (errno=13001)].
    • FAS8300 one SAS HBA show OFFLINE soft status after PCM replacement
      https://kb.netapp.com/on-prem/ontap/OHW/OHW-KBs/SAS_Host_Adapter_OFFLINE
      Applies to FAS8300 ONTAP 9 Issue FAS8300 one SAS HBA show <OFFLINE (soft)> status after PCM replacement. From sysconfig -a output: slot 3: SAS Host Adapter 3b (Broadcom SAS3616W rev. 2, SAS, <OFFLINE ...Applies to FAS8300 ONTAP 9 Issue FAS8300 one SAS HBA show <OFFLINE (soft)> status after PCM replacement. From sysconfig -a output: slot 3: SAS Host Adapter 3b (Broadcom SAS3616W rev. 2, SAS, <OFFLINE (soft)>) Mini-SAS HD Vendor: Amphenol Mini-SAS HD Part Number: 112-00437+A0 Mini-SAS HD Type: Passive Copper (unequalized) 2m end_1 Mini-SAS HD Serial Number: APF21211111111