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HCI compute host crashed with uncorrectable memory error

Last Updated:

Applies to

  • NetApp HCI Compute nodes
  • VMware ESXi


  • ESXi host experiences a PSOD (purple diagnostics screen) with uncorrectable memory error for DIMM 
  • Possible BMC System Event Logs (SEL):
    • (runtime) Failing DIMM: DIMM location. (PX-DIMMAX) - Assertion" and "Uncorrectable ECC @PX-DIMMAX(CPUX) - Assertion"
    • Memory(OEM) Uncorrectable ECC / other uncorrectable memory error @P2-DIMMC2(CPU2) - Assertion
    • [Memory Error]    [Memory]        Uncorrectable ECC(CPUX_BX) - Asserted"
    • BIOS OEM(Memory Error) Post package repair fail. (P2-DIMMC2) - Assertion
    • BIOS OEM(Memory Error) Memory signal is too marginal. (P2-DIMMC2) - Assertion
    • BIOS OEM(Memory Error) (runtime) Failing DIMM: DIMM location. (P1-DIMMA3) - Assertion



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