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LUN sector count mismatch between OS and NetApp using Ansible

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Category:
ontap-9
Specialty:
san
Last Updated:

Applies to

  • ONTAP 9.7 and below
  • 16TB LUN (17592186044416 bytes)
  • Ansible ontap_lun module

Issue

When 16TB LUNs are created via Ansible it causes Illegal Request / Logical block address out of range errors on the host:
 
Jul  1 08:33:12 rhel1 kernel: sd 6:0:0:2: [sdg] FAILED Result: hostbyte=DID_OK
driverbyte=DRIVER_SENSE
Jul  1 08:33:12 rhel1 kernel: sd 6:0:0:2: [sdg] Sense Key : Illegal Request
[current]
Jul  1 08:33:12 rhel1 kernel: sd 6:0:0:2: [sdg] Add. Sense: Logical block
address out of range
Jul  1 08:33:12 rhel1 kernel: sd 6:0:0:2: [sdg] CDB: Write(16) 8a 00 00 00 00 07
ff ff ff e8 00 00 00 18 00 00
Jul  1 08:33:12 rhel1 kernel: blk_update_request: critical target error, dev
sdg, sector 34359738344
 

 

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