Oracle ZFS Storage Appliance: [Fibre Channel] A decrease in PCIe link bandwidth has been detected. (Doc ID 2286655.1)

Last updated on JULY 17, 2017

Applies to:

Sun ZFS Storage 7120 - Version All Versions to All Versions [Release All Releases]
Sun ZFS Storage 7420 - Version All Versions to All Versions [Release All Releases]
Oracle ZFS Storage ZS3-2 - Version All Versions to All Versions [Release All Releases]
Oracle ZFS Storage ZS4-4 - Version All Versions to All Versions [Release All Releases]
Oracle ZFS Storage ZS5-4 - Version All Versions to All Versions [Release All Releases]
7000 Appliance OS (Fishworks)

Symptoms

A problem is listed under Maintenance > Problems reporting,  "A decrease in PCIe link bandwidth has been detected."

If the Phone Home service is enabled, an Automatic Service Request (ASR) may also be generated with the following summary,

Summary:  Potential performance degradation for the devices associated with this fault.

Fault event description:  A decrease in PCIe link bandwidth has been detected.

 

Cause

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