pcie.stealth.link.errors pcie_link_error reporting in EMS log

Applies to

• FAS Systems
• All Flash FAS (AFF) Systems

Issue

• Chassis attention LED amber.
• There is no impact to service or system function.
• EMS log showing pcie.stealth.link.errors:

Example1 Error message indicates a specific slot

Sat Dec 09 06:16:47 CST [node1: PCI Link: pcie.stealth.link.errors:debug]: params: {'pcie_link_errors': 'performance is not optimal for PCI Device 1275:87b1 in slot 6 on Controller. Dv[87b1](96,0,0) in slot 6: LinkCap(MaxLkSp(3),MaxLkWd(8),ASPM(2),L0(6),L1(2),Port(1)), LinkCap(MaxLkSp(3),MaxLkWd(8),ASPM(3),L0(5),L1(2),Port(1)), LinkStatus(LkSp(3),LkWd(4)). '}

Example 2 Error message does not indicate a specific slot

Sun Feb 09 06:16:47 CST [node1: PCI Link: pcie.stealth.link.errors:debug]: params: {'pcie_link_errors': 'performance is not optimal for PLX PCIE 8796 switch on Controller. Br[8796](134,0,0): LinkCap(MaxLkSp(3),MaxLkWd(16),ASPM(2),L0(3),L1(4),SurpDn,DLAct,Port(1)), LinkCap(MaxLkSp(3),MaxLkWd(16),ASPM(2),L0(6),L1(2),Port(0)), LinkStatus(LkSp(3),LkWd(8),SClk,DLAct). '}