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Read attempt failures on disk shelf

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Category:
ontap-9
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HW
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Applies to

  • ONTAP 9
  • AFF/FAS systems
  • Disk shelves

Issue

  • The environment status shows read attempts failed on the disk shelf:

::> system node run -node <node> environment status

Channel: 0b
    Shelf: 11
    SES device path: local access: 0b.11.99
    Module type: IOM12; monitoring is active  
    Shelf status: normal condition
    SES Configuration, shelf 11:
     logical identifier=0x500a09800ea85dc4
     vendor identification=NETAPP  
     product identification=DS460-12
     product revision level=0290
    Vendor-specific information:
     Product Serial Number: SHJHU2211000471
    Status reads attempted: 5639267; failed: 1
    Control writes attempted: 0; failed: 0

  • Upon monitoring, the failed counters are found to be not incrementing.

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