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NS224 shelf connection showing "Write Verification Error: Port e0x Failed"

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aff-series
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hw
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Applies to

  • AFF-A400
  • NS224
  • ONTAP 9

Issue

  • Port connecting to NS224 shelf called out for write verification errors:

    [node_01: disk_server_0: callhome.hba.failed:EMERGENCY]: Call home for Write Verification Error: Port e0c Failed. Keep the adapter offline and contact NetApp technical support for assistance.

  • Storage port connected to the NSM100 module flapping: 
    [node_01: kernel: netif.linkUp:info]: Ethernet e0c: Link up.
[node_01: intr: netif.linkUp:info]: Ethernet e0c-30: Link up.
[node_01: kernel: netif.linkDown:info]: Ethernet e0c: Link down, check cable.
[node_01: intr: netif.linkDown:info]: Ethernet e0c-30: Link down, check cable.
[node_01: kernel: netif.linkUp:info]: Ethernet e0c: Link up.
[node_01: intr: netif.linkUp:info]: Ethernet e0c-30: Link up.
[node_01: kernel: netif.linkDown:info]: Ethernet e0c: Link down, check cable.
[node_01: intr: netif.linkDown:info]: Ethernet e0c-30: Link down, check cable.
  • Multiple drives showing timeout errors in EMS logs:

    [node_01: scsi_cmdblk_strthr_admin: scsi.cmd.selectionTimeout:error]: Unknown device e0c.01.0.17L9998: Adapter/target error: HA status 0x7: cdb 0x12. Targeted device did not respond to requested I/O. I/O will be retried.
    [node_01: scsi_cmdblk_strthr_admin: scsi.cmd.selectionTimeout:error]: Unknown device e0c.01.0.16L9998: Adapter/target error: HA status 0x7: cdb 0x12. Targeted device did not respond to requested I/O. I/O will be retried.
    [node_01: scsi_cmdblk_strthr_admin: scsi.cmd.pastTimeToLive:error]: Unknown device ?:?.?: request failed after try #4: cdb 0x12.
    [node_01: scsi_cmdblk_strthr_admin: scsi.cmd.selectionTimeout:error]: Unknown device e0c.01.0.20L9998: Adapter/target error: HA status 0x7: cdb 0x12. Targeted device did not respond to requested I/O. I/O will be retried.

  • System transitions from Multi-Path HA to Single-Path HA configuration and back:

    [node_01: svc_queue_thread: shelf.config.tomixedha:notice]: System has transitioned to a mixture of single, multi-path or quad-path storage configurations.
    [node_01: svc_queue_thread: shelf.config.tompha:info]: System has transitioned to multi-path HA attached storage

  • Shelf module details missing from ENVIRONMENT logs: 
    Channel: 0x
    Shelf: 1
    SES device path: local access: 0x.1.2.99
    Module type: NSM100; monitoring is active  
    Shelf status: normal condition
	...
	Boot Device information by element:
	  [1] Serial number:   Part number: 
	      Type:   Size: 
	      Vendor Id: 
	  [2] Serial number: 201201060020  Part number: ATP SATA III M.2 2280 AF120GSMIC-NT2
	      Type: SATA SSD  Size: 120GB
	      Vendor Id: 
	Coin Battery installed element list: 1, 2; with error: none
	Coin Battery information by element:
	  [1] Voltage: 0.000
	  [2] Voltage: 2.962
	External Ethernet Connector installed element list: 1, 2, 3, 4; with error: none
	External Ethernet Connector information by element:
	  [1] MAC address: <N/A>  Attached MAC address: <N/A>
	      Attached port: <N/A>  Attached chassis: <N/A>
	      Attached manufacturer: <N/A>
	      Cable serial number: <N/A>  Cable vendor name: <N/A>
	      Cable id: QSFP28  Cable end: 1
	      Cable technology: passive copper  Cable length: 0.5-1.0m
	  [2] MAC address: <N/A>  Attached MAC address: <N/A>
	      Attached port: <N/A>  Attached chassis: <N/A>
	      Attached manufacturer: <N/A>
	      Cable serial number: <N/A>  Cable vendor name: <N/A>
	      Cable id: QSFP28  Cable end: 0
	      Cable technology: passive copper  Cable length: 0.5-1.0m
	  [3] MAC address: d0:39:ea:2e:d9:c5  Attached MAC address: d0:39:ea:34:f0:d8
	      Attached port: e0c  Attached chassis: d0:39:ea:34:f0:da
	      Attached manufacturer: OS-OTVE-VDI01B
	      Cable serial number: 93A2117720181  Cable vendor name: Molex
	      Cable id: QSFP28  Cable end: 1
	      Cable technology: passive copper  Cable length: 0.5-1.0m
	  [4] MAC address: d0:39:ea:2e:d9:c6  Attached MAC address: b8:ce:f6:f5:a0:5b
	      Attached port: e5b  Attached chassis: d0:39:ea:34:ec:c6
	      Attached manufacturer: OS-OTVE-VDI01A
	      Cable serial number: 93A2117521151  Cable vendor name: Molex
	      Cable id: QSFP28  Cable end: 0
	      Cable technology: passive copper  Cable length: 0.5-1.0m

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