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Loss of host-side connection redundancy detected for direct-attached host

  1. Last updated
    Feb 14, 2025
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Category:
e-series-systems
Specialty:
esg
Last Updated:
2/14/2025, 4:52:33 PM

Applies to

  • NetApp E-Series
  • SANtricity OS 11.30 or later
  • Direct-attached host

Issue

  • Major Event Log Loss of host-side connection redundancy detected being reported:

Example:

Date/Time: 1/2/21, 1:02:03 AM
Sequence number: 1234
Event type: 9102
Event category: Error
Priority: Critical
Event needs attention: true
Event send alert: true
Event visibility: true
Description: Loss of host-side connection redundancy detected
Event specific codes: 0/0/0
Component type: Host
Component location: Host HOST1-HBA2
Logged by: Controller in bay A
 
  • Recovery Guru entry Host Redundancy Lost being reported:
Example:
Failure Entry 1: ALB_HOST_REDUNDANCY_LOST-Recovery Failure Type Code: 475
Storage array: Unnamed
Affected host: HOST1-HBA2
Affected controller: Controller in bay B
  • The host has two HBAs configured as two separate hosts in E-Series. Each HBA is direct attached to one of the controllers (A or B). This can be verified using the HOST-TO-VOLUME ASSIGNMENTS section of the storage-array-profile log file or in SANtricity System Manager under Hosts section.

 

 

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