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Asset ID: 1-72-1594460.1
Update Date:2017-05-01
Keywords:

Solution Type  Problem Resolution Sure

Solution  1594460.1 :   T5440 Doesn't Power On Due to a CPU POK Glitch  


Related Items
  • Sun SPARC Enterprise T5440 Server
  •  
Related Categories
  • PLA-Support>Sun Systems>SPARC>CMT>SN-SPARC: T5xx0
  •  




In this Document
Symptoms
Cause
Solution
References


Created from <SR 3-7960467691>

Applies to:

Sun SPARC Enterprise T5440 Server - Version All Versions to All Versions [Release All Releases]
Information in this document applies to any platform.

Symptoms

Customer reports the system is down and won't power on.

 

-> show faulty will most likely show a fault on a CPU:

-> show faulty
Target              | Property               | Value                           
--------------------+------------------------+---------------------------------
/SP/faultmgmt/0     | fru                    | /SYS                            
/SP/faultmgmt/0/    | timestamp              | Oct 16 18:05:53                 
 faults/0           |                        |                                 
/SP/faultmgmt/0/    | sp_detected_fault      | Poweron failed: suspect         
 faults/0           |                        | components: CPU1  

 

Looking at the ILOM logs a continuous POK Glitch on the CPU can be seen:

-> show /SP/logs/event/list

2035   Wed Oct 16 18:46:53 2013  Chassis   Log       minor   
       POK Glitch: /SYS/MB/CPU1 (vmem)
2034   Wed Oct 16 18:46:42 2013  Chassis   Log       minor   
       POK Glitch: /SYS/MB/CPU1 (vmem)
2033   Wed Oct 16 18:46:31 2013  Chassis   Log       minor   
       POK Glitch: /SYS/MB/CPU1 (vmem)
2032   Wed Oct 16 18:46:20 2013  Chassis   Log       minor   
       POK Glitch: /SYS/MB/CPU1 (vmem)
2031   Wed Oct 16 18:46:09 2013  Chassis   Log       minor   
       POK Glitch: /SYS/MB/CPU1 (vmem)
2030   Wed Oct 16 18:45:58 2013  Chassis   Log       minor   
       POK Glitch: /SYS/MB/CPU1 (vmem)
2029   Wed Oct 16 18:45:47 2013  Chassis   Log       minor   
       POK Glitch: /SYS/MB/CPU1 (vmem)
2028   Wed Oct 16 18:45:36 2013  Chassis   Log       minor   
       POK Glitch: /SYS/MB/CPU1 (vmem)
2027   Wed Oct 16 18:45:24 2013  Chassis   Log       minor   
       POK Glitch: /SYS/MB/CPU1 (vmem)
2026   Wed Oct 16 18:45:13 2013  Chassis   Log       minor   
       POK Glitch: /SYS/MB/CPU1 (vmem)
2025   Wed Oct 16 18:45:00 2013  Chassis   Log       minor   
       POK Glitch: /SYS/MB/CPU1 (vmem)
2024   Wed Oct 16 18:44:49 2013  Chassis   Log       minor   
       POK Glitch: /SYS/MB/CPU1 (vmem)
2023   Wed Oct 16 18:44:38 2013  Chassis   Log       minor   
       POK Glitch: /SYS/MB/CPU1 (vmem)
2022   Wed Oct 16 18:44:27 2013  Chassis   Log       minor   
       POK Glitch: /SYS/MB/CPU1 (vmem)
2021   Wed Oct 16 18:44:16 2013  Chassis   Log       minor   
       POK Glitch: /SYS/MB/CPU1 (vmem)
2020   Wed Oct 16 18:44:04 2013  Chassis   Log       minor   
       POK Glitch: /SYS/MB/CPU1 (vmem)
2019   Wed Oct 16 18:43:53 2013  Chassis   Log       minor   
       POK Glitch: /SYS/MB/CPU1 (vmem)
2018   Wed Oct 16 18:43:42 2013  Chassis   Log       minor   
       POK Glitch: /SYS/MB/CPU1 (vmem)



Cause

The above data indicates a possible hardware issue.

 

Solution

Open an SR with Oracle Support to review the logs from the system and determine the cause of it.

In order to save time you can upload with the creation of the SR a snapshot.

For more information on how to collect a snapshot and an explorer please see Troubleshooting data needed for T5xx0 servers (Doc ID 1475104.1)

 

This is most likely a CPU module issue. Consider replacing that first.

References

<BUG:15622161> - SUNBT6925700-SPARC_3.0.10 NEED SC SUPPORT ON NEW POK GLITCH LOGIC THAT HAS BEEN
<NOTE:1475104.1> - Troubleshooting data needed for T5xx0 servers

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