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ses.multipath.ReqError After Adding a New Disk Shelf

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Category:
metrocluster
Specialty:
MetroCluster
Last Updated:

Applies to

  • MetroCluster
  • ATTO FibreBridge

Issue

After adding a new disk shelf, the following message is appearing in event logs:

ses.multipath.ReqError: SAS disk shelf detected without a multipath configuration

When reviewing the sysconfig -a output, a shelf is missing on each FibreChannel port connected to the ATTO FibreBridge:
 
Example:
 
Port a:
 
FC-to-SAS Bridge:
(...)
SW1:1-9.shelf00: DS460-12  Firmware rev. IOM12 A: 0281  IOM12 B: 0281	
SW1:1-9.shelf01: DS460-12  Firmware rev. IOM12 A: 0281  IOM12 B: 0281	
SW1:1-9.shelf02: DS460-12  Firmware rev. IOM12 A: 0281  IOM12 B: 0281	
SW1:1-9.shelf03: DS460-12  Firmware rev. IOM12 A: 0281  IOM12 B: 0281

 

Port c:

 

FC-to-SAS Bridge:
(...)
SW1:1-10.shelf01: DS460-12  Firmware rev. IOM12 A: 0281  IOM12 B: 0281	
SW1:1-10.shelf02: DS460-12  Firmware rev. IOM12 A: 0281  IOM12 B: 0281	
SW1:1-10.shelf03: DS460-12  Firmware rev. IOM12 A: 0281  IOM12 B: 0281	
SW1:1-10.shelf04: DS460-12  Firmware rev. IOM12 A: 0281  IOM12 B: 0281

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