Sun SPARC[TM] Enterprise M4000/M5000 multiple "IO Manager:Link error" in context of other errored components due to IOU#0 (Doc ID 1530633.1)

Last updated on APRIL 27, 2017

Applies to:

Sun SPARC Enterprise M5000 Server - Version Not Applicable to Not Applicable [Release N/A]
Sun SPARC Enterprise M4000 Server - Version Not Applicable to Not Applicable [Release N/A]
Information in this document applies to any platform.

Symptoms

Multiple "IO Manager:Link error" in context of other errored components due to IOU#0

This document is intended to show a context that covers multiple errors on multiple parts which require to consider IOU#0 as the bad component.

It shows two timeframes whereas the error pattern in the latter timeframe is already known to be caused by IOU#0 which is discussed in the following document:
Doc ID 1296435.1: Sun SPARC[TM] Enterprise M4000/M5000 - MBU_B and MEMB being faulted with SCF-8004-8X, SCF-8000-1D, and SCF-8005-MJ errors.

 

On a M5000 System the following errors are recorded in 'showlogs monitor':

 
Notice: In this example MEMB#5 is the highest assembled MEMB. The FMA messages outlined above and the info of 'showstatus' is with XCP version 1091. XCP 1111 now includes IOU#0 as a suspect component for the error pattern in the second
timeframe.

Cause

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