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AIX host not able to login to ONTAP controller after maintenance
https://kb.netapp.com/on-prem/ontap/Ontap_OS/OS-KBs/AIX_host_not_able_to_login_to_ONTAP_controller_after_maintenance
Applies to ONTAP 9.X Issue During failover host no longer shows to be logged in to FCP ports on ONTAP storage for SAN When using fcp ping-initiator show command at storage host show not zoned
ONTAP unable to PLOGI on Dell MX9116n switch
https://kb.netapp.com/on-prem/ontap/da/SAN/SAN-KBs/ONTAP_unable_to_PLOGI_on_Dell_MX9116n_switch
FCP adapters for ONTAP SAN unable to complete plogi on Dell MX9116n <165>1 2021-09-26T00:21:12.995369-07:00 FSwitch01 dn_alm 883 - - Node.1-Unit.1:PRI [event], Dell EMC (OS10) %FC_SVCS_FC_FABRIC_UPDAT...FCP adapters for ONTAP SAN unable to complete plogi on Dell MX9116n <165>1 2021-09-26T00:21:12.995369-07:00 FSwitch01 dn_alm 883 - - Node.1-Unit.1:PRI [event], Dell EMC (OS10) %FC_SVCS_FC_FABRIC_UPDATE: Update Port Login(PLOGI) to Mgmnt Server FC-ID 65:0b:00 on fibrechannel1/1/44:2 <165>1 2021-09-26T00:21:12.996791-07:00 FSwitch01 dn_alm 883 - - Node.1-Unit.1:PRI [event], Dell EMC (OS10) %FC_SVCS_FC_FABRIC_UPDATE: Update Port Logged-out(Mgmnt Server) FC-ID 65:0b:00 on fibrechannel1/1/44:2
EMS message 'fcp.io.status: state=8' frequently occurring
https://kb.netapp.com/on-prem/ontap/da/SAN/SAN-KBs/EMS_message_fcp_io_status__state_8_frequently_occurring
Applies to All NetApp FAS / AFF Hardware Platforms All Data ONTAP Versions Issue The following error string appears in EMS logs: [NETAPP01: fct_tpd_thread_2: fcp.io.status:debug]: STIO Adapter:0f, fou...Applies to All NetApp FAS / AFF Hardware Platforms All Data ONTAP Versions Issue The following error string appears in EMS logs: [NETAPP01: fct_tpd_thread_2: fcp.io.status:debug]: STIO Adapter:0f, found hung cmd:0xffffff02023592b0(state=8, flags=0x1, ctio_sent=0/1,RecvExAddr=0x1222b0, OX_ID=0x5dc2, RX_ID=0xffff,SID=0x40004, Cmd[88])
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: ?
How to View Active Client Connections by Protocol in ONTAP
https://kb.netapp.com/on-prem/ontap/Ontap_OS/OS-KBs/How_to_View_Active_Client_Connections_by_Protocol_in_ONTAP
Applies to ONTAP 9 Cloud Volumes ONTAP Description A storage administrator wants to review the current/active client sessions to the ONTAP cluster, by data protocol
SAN services down after reboot of up node that had taken over partner for extended time
https://kb.netapp.com/on-prem/ontap/da/SAN/SAN-KBs/SAN_services_down_after_reboot_of_up_node_that_had_taken_over_partner_for_extended_time
2-node SAN Cluster when one node is in a taken-over state and the surviving HA partner node goes through a reboot Cluster running ONTAP 9.0 or 9.1 with one node in takeover state for an extended perio...2-node SAN Cluster when one node is in a taken-over state and the surviving HA partner node goes through a reboot Cluster running ONTAP 9.0 or 9.1 with one node in takeover state for an extended period SAN Logical Interfaces (LIFs) will fail to come up after the reboot on the surviving node Error: command failed: No nodes are available to process the command. Verify that all nodes are healthy using the "cluster show" command, then try the command again.
What is the difference between LINK NOT CONNECTED and LINK DISCONNECTED states on FCP target adapters?
https://kb.netapp.com/on-prem/ontap/OHW/OHW-KBs/What_is_the_difference_between_LINK_NOT_CONNECTED_and_LINK_DISCONNECTED_states_on_FCP_target_adapters
The following chart breaks down all states of the FCP adapters, and the behavior surrounding them: The driver has finished initializing the firmware. However, the link is not physically connected so t...The following chart breaks down all states of the FCP adapters, and the behavior surrounding them: The driver has finished initializing the firmware. However, the link is not physically connected so the adapter is offline. The adapter is online for FCP traffic. The adapter is offline due to Fibre Channel link offline event. The adapter is offline for FCP traffic. A user manually took the adapter offline, or the system automatically took the adapter offline.
'vserver fcp topology show' command output incomplete
https://kb.netapp.com/on-prem/ontap/OHW/OHW-KBs/vserver_fcp_topology_show_command_output_incomplete
'vserver fcp topology show' command output is incomplete and does not contain all the logical interfaces ::> net int show -vserver vserver_1 Vserver Interface Admin/Oper Address/Mask Node Port Home no...'vserver fcp topology show' command output is incomplete and does not contain all the logical interfaces ::> net int show -vserver vserver_1 Vserver Interface Admin/Oper Address/Mask Node Port Home node_1_fc_lif_1 up/up 20:00:00:a0:xx:xx:xx:xx node_1 0e true node_1_fc_lif_2 up/up 20:01:00:a0:xx:xx:xx:xx node_1 0f true node_2_fc_lif_1 up/up 20:02:00:a0:xx:xx:xx:xx node_2 0e true :*> vserver fcp topology show Vserver LIF Name Id Name WWN Count
What operations are categorized under Other IOPS in ONTAP?
https://kb.netapp.com/on-prem/ontap/Perf/Perf-KBs/What_operations_are_categorized_under_Other_IOPS_in_ONTAP
For NAS workloads (CIFS/NFS), anything that involves metadata or manipulation of a file or folder. Procedure 6: READ - Read From file Procedure 8: CREATE - Create a file Procedure 9: MKDIR - Create a ...For NAS workloads (CIFS/NFS), anything that involves metadata or manipulation of a file or folder. Procedure 6: READ - Read From file Procedure 8: CREATE - Create a file Procedure 9: MKDIR - Create a directory Procedure 10: SYMLINK - Create a symbolic link Procedure 12: REMOVE - Remove a File Procedure 14: RENAME - Rename a File or Directory Procedure 21: COMMIT - Commit cached data on a server to stable storage How do I tell what "other" NFS iops are being processed within my volume?
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".
System manager is not showing initiator WWPN although zoning is configured
https://kb.netapp.com/on-prem/ontap/DM/System_Manager/SM-KBs/System_manager_is_not_showing_initiator_WWPN_although_zoning_is_configured
Applies to Ontap System Manager 9.9.1 Issue System Manager 9.9.1 does not show initiator WWPN once creating a igroup fcp initiator show shows the assigned WWPN's on the CLI ONTAP System Manager uses r...Applies to Ontap System Manager 9.9.1 Issue System Manager 9.9.1 does not show initiator WWPN once creating a igroup fcp initiator show shows the assigned WWPN's on the CLI ONTAP System Manager uses rest api calls to retrieve data from ONTAP.