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How to check FCP error counters
https://kb.netapp.com/on-prem/ontap/da/SAN/SAN-KBs/How_to_check_FCP_error_counters
Applies to ONTAP 9 Fiber Channel (FCP) networks Description This KB gives directions on how to check for error counters in ONTAP on FCP LIFs
Disconnects logged on SAN application due to poor performance in ONTAP
https://kb.netapp.com/on-prem/ontap/da/SAN/SAN-KBs/Disconnects_logged_on_SAN_application_due_to_poor_performance_in_ONTAP
Applies to ONTAP 9 iSCSI networks FCP networks Issue Application monitoring may show The controller system device has disconnected all target ports to the cluster (system) nodes There are disconnects ...Applies to ONTAP 9 iSCSI networks FCP networks Issue Application monitoring may show The controller system device has disconnected all target ports to the cluster (system) nodes There are disconnects logged and EMS errors such as the following are seen: Sun Apr 25 14:09:42 -0500 [Node1: fct_tpd_work_thread_0: fcp.io.status:debug]: STIO Adapter:10b IO WQE failure, Handle 0x3, Type 8, S_ID: 0, VPI: 0, OX_ID: 220, Status 0x3 Ext_Status 0x4
EMS message during ONTAP upgrade - WQE processing failure of type SLI_ELS_REQ, command LOGOUT
https://kb.netapp.com/on-prem/ontap/da/SAN/SAN-KBs/EMS_message_during_ONTAP_upgrade_WQE_processing_failure_of_type_SLI_ELS_REQ_command_LOGOUT
Applies to ONTAP 9 Issue During ONTAP upgrade a higher than normal of the following EMS messages were observed. Sat Sep 04 00:48:59 -0400 [cluster1: fct_tpd_work_thread_0: scsitarget.slifct.wqeError:d...Applies to ONTAP 9 Issue During ONTAP upgrade a higher than normal of the following EMS messages were observed. Sat Sep 04 00:48:59 -0400 [cluster1: fct_tpd_work_thread_0: scsitarget.slifct.wqeError:debug]: FC port 2d has a WQE processing failure of type SLI_ELS_REQ, command LOGOUT, subtype x0, with status of 3 and an extended status x2 for NPIV port 1