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AFF-A400 experiences watchdog reset due to Uncorrectable ECC error

Last Updated:

Applies to

  • AFF A400
  • FAS 8300
  • FAS 8700


  • Node reboots and is unable to complete POST
  • From system log sel 
10d | 12/25/2021 | 07:10: 44 | Memory #0x08 | Uncorrectable ECC | Asserted
10e | 12/25/2021 | 07:10: 44 | Memory #0x08 | Uncorrectable ECC | Asserted
10f | 12/25/2021 | 07:10:46 | Watchdog 2 #0xb1 | Timer interrupt (NMI/SMS/OS)  | Asserted
110 | 12/25/2021 | 07:10: 46 | Critical Interrupt #0xb0 | NMI/Diag Interrupt | Asserted
  • From system log console 
PANIC: watchdog nmi on cpu 8, hang cpu is 0 in process idle: cpu8 on release 9.7P12 (C)  on Sat Dec 25 01:10:45 CST 2021

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