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    • Brocade G620 unable to downgrade FOS
      https://kb.netapp.com/on-prem/Switches/Brocade-KBs/Brocade_G620_unable_to_downgrade_FOS
      Applies to Brocade Issue Replacement switch is at a higher FOS revision as the existing fabric and this violates on-site change control policy's. New switch needs to be downloaded to the same FOS vers...Applies to Brocade Issue Replacement switch is at a higher FOS revision as the existing fabric and this violates on-site change control policy's. New switch needs to be downloaded to the same FOS version as the existing environment. From FOS 9.0.0a to 8.2.3a1. Error: Cannot downgrade to 8.0 or lower. Please downgrade to 8.1 first and then download the desired firmware version.
    • EMULEX Adapter Showing a "?" in Switch Port Field After SFP Replacement
      https://kb.netapp.com/on-prem/ontap/OHW/OHW-KBs/EMULEX_Adapter_Showing_a_in_Switch_Port_Field_After_SFP_Replacement
      Post SFP replacement or hardware swap, the adapter is stuck in a hung state and does not allow connection despite being Online/UP. 1, N-port, <UP>) Board name: 111-03648 Serial Number: 1111111111 Firm...Post SFP replacement or hardware swap, the adapter is stuck in a hung state and does not allow connection despite being Online/UP. 1, N-port, <UP>) Board name: 111-03648 Serial Number: 1111111111 Firmware rev: 11.4.277.0 Host Port Id: 0x30b00 FC Node Name: 1:000:101010:111000 FC Port Name: 1:000:010101:000111 SFP Vendor: FINISAR CORP. SFP Part Number: FTLF8532P4BCV-N1 SFP Serial Number: P65ALNP SFP Capabilities: 8, 16 or 32 Gbit Link Data Rate: 32 Gbit Switch Port: ?
    • Node reports StorageFCAdapterFault_Alert for down or unused FC ports
      https://kb.netapp.com/on-prem/ontap/mc/MC-KBs/Node_reports_StorageFCAdapterFault_Alert_for_down_or_unused_FC_ports
      FC ports in initiator mode The node sends AutoSupport alerts for StorageFCAdapterFault for down FC ports after every reboot. The reported port is not in use. The Metrocluster_Node subsystem health get...FC ports in initiator mode The node sends AutoSupport alerts for StorageFCAdapterFault for down FC ports after every reboot. The reported port is not in use. The Metrocluster_Node subsystem health gets degraded: cluster::> system health subsystem show Probable Cause: FC initiator adapter 4d is at fault. Ensure that the FC initiator link has not been tampered with. Verify the operational status of the FC initiator adapter by using the command "system node run -node
    • Unable to apply Port on Demand (POD) License on Brocade FC switch
      https://kb.netapp.com/on-prem/Switches/Brocade-KBs/Unable_to_apply_Port_on_Demand_POD_License_on_Brocade_FC_switch
      Applies to Brocade FC Switch Issue When applying a new POD License via CLI or GUI, it shows that the license is an Invalid license. Below error message is seen on CLI when command license --install -k...Applies to Brocade FC Switch Issue When applying a new POD License via CLI or GUI, it shows that the license is an Invalid license. Below error message is seen on CLI when command license --install -key xxxxxxZ3m4FWYMJaK7JxxxxxxY is used.
    • OpenStack loses access to storage during takeover
      https://kb.netapp.com/on-prem/ontap/da/SAN/SAN-KBs/OpenStack_loses_access_to_storage_during_takeover
      Applies to OpenStack ONTAP 9 iSCSI Issue During a takeover OpenStack VMs and processes lose access to storage.
    • High latency on hosts connected to NetApp FC LUN
      https://kb.netapp.com/on-prem/ontap/OHW/OHW-KBs/High_latency_on_hosts_connected_to_NetApp_FC_LUN
      Applies to NetApp FAS and AFF storage Fibre Channel (FC) LUNs Issue Hosts connected to NetApp FC LUNs report high latency and application timeouts Intermittent LUN disconnection
    • Database jobs aborted due to ESXi hosts losing LUN connection intermittently
      https://kb.netapp.com/on-prem/ontap/OHW/OHW-KBs/Database_jobs_aborted_due_to_ESXi_hosts_losing_LUN_connection_intermittently
      Applies to ONTAP 9.x FCoE target ports ESXi hosts Issue Database jobs get aborted due to ESXi hosts losing LUN connection intermittently
    • FC Adapter resetting to clear depletion of Driver MQ Condition
      https://kb.netapp.com/on-prem/ontap/OHW/OHW-KBs/FC_Adapter_resetting_to_clear_depletion_of_Driver_MQ_Condition
      Seeing a high volume of the following alerts on unused FC ports that are administratively down/disabled on new FC ports. scsitarget.hwpfct.errorReset: An error was encountered in the FC target driver ...Seeing a high volume of the following alerts on unused FC ports that are administratively down/disabled on new FC ports. scsitarget.hwpfct.errorReset: An error was encountered in the FC target driver on Fibre Channel target adapter XX. The adapter will be automatically reset to clear the Depletion of Driver MQ condition. There is no impact seen in latency or disconnects on actual used ports, just a high volume of alerts. Unused FC port in Sysconfig -a shows the port as "Offlined by User".
    • RTPG command expects the number of LIFs per Vserver to be below 700
      https://kb.netapp.com/on-prem/ontap/da/SAN/SAN-KBs/RTPG_command_expects_the_number_of_LIFs_per_Vserver_to_be_below_700
      Applies to ONTAP 9 Issue When issuing discovery from a host, new LUNs are not discovered EMS event: ERROR scsiblade.lu.rtpg.lifs: The Vserver hosting LUN SERIALNR has 1084 LIFs. RTPG command expects t...Applies to ONTAP 9 Issue When issuing discovery from a host, new LUNs are not discovered EMS event: ERROR scsiblade.lu.rtpg.lifs: The Vserver hosting LUN SERIALNR has 1084 LIFs. RTPG command expects the number of LIFs per Vserver to be below 700.
    • After upgrade to ONTAP 9.8 Commvault backups of LUNs fail
      https://kb.netapp.com/on-prem/ontap/OHW/OHW-KBs/After_upgrade_to_ONTAP_9.8_Commvault_backups_of_LUNs_fail
      Applies to ONTAP 9.8 - 9.8P1 FC and iSCSI SAN Issue Commvault backups begin failing post upgrade to 9.8 or 9.8P1 as the host is unable to mount the LUN clone of the snapshot.
    • Solaris FC hosts lost connectivity during switchover/switchback
      https://kb.netapp.com/on-prem/ontap/OHW/OHW-KBs/Solaris_FC_hosts_lost_connectivity_during_switchover_switchback
      Apr 24 10:05:31 Solaris fctl: [ID 517869 kern.warning] WARNING: fp(0)::N_x Port with D_ID=12602, PWWN=200700a098680a8c reappeared in fabric Apr 24 10:05:31 Solaris fctl: [ID 517869 kern.warning] WARNI...Apr 24 10:05:31 Solaris fctl: [ID 517869 kern.warning] WARNING: fp(0)::N_x Port with D_ID=12602, PWWN=200700a098680a8c reappeared in fabric Apr 24 10:05:31 Solaris fctl: [ID 517869 kern.warning] WARNING: fp(2)::N_x Port with D_ID=22602, PWWN=200500a098680a8c reappeared in fabric Fri Apr 24 10:05:31 CEST [NetApp_N1: fct_tpd_work_thread_0: scsitarget.fct.portLogin:notice]: Login at target FC port: '3b' by initiator port: '21:00:00:24:ff:3e:be:27' address 0x20d00.