This switch often restarts by itself, and it still happens after replacing the physical environment.

Created Sep 29, 2018 11:23:33Latest reply Sep 29, 2018 14:38:28 511 3 11 0
handing process 


1. let user perviod log.log  log.dblg and diagnose information 

2. According to the log information, found device reboot detail time .

 

  ===============display reboot-info===============

=======================================================

 

Slot ID   Times          Reboot Type          Reboot Time(DST)  

===========================================================================

0         1              POWER               2018/06/29 10:22:12

0         2              POWER               2018/05/13 11:44:49

 

3. Find the record of the device restart according to the device restart time in the log


May 13 2018 11:44:27+05:30 HUAWEI SNMP/4/COLDSTART:OID 1.3.6.1.6.3.1.1.5.1coldStart.

May 13 2018 11:44:23+05:30 HUAWEI %VFS/6/DEV_REG(l)[1]:Device flash: registration finished.

 

Jun 29 2018 10:21:49+05:30 HUAWEI SNMP/4/COLDSTART:OID 1.3.6.1.6.3.1.1.5.1coldStart.

Jun 29 2018 10:21:45+05:30 HUAWEI %VFS/6/DEV_REG(l)[1]:Device flash: registration finished.


Root cause 


According to the log information, the restart is due to coldstart, so it should be due to the physical environment.


suggession 


Replace physical power or improve physical environment

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No.9527  Mentor   Created Sep 29, 2018 13:52:41 Helpful(0) Helpful(0)

I am very interested for this post, which is very helpful to our daily troubleshooting. I always have similar problems in my daily work, but I do not know how to deal with them. Now I have a clear idea. Thank you very much for your sharing. Hope you can update continue like this
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Skay  Adept   Created Sep 29, 2018 14:14:45 Helpful(0) Helpful(0)

I am very interested for this post, which is very helpful to our daily troubleshooting. I checked this oid explain in document , it’s an easy annotation about this alarm, generated because of the device cold start, brings no adverse impact on the system. But there is no any action suggest .
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SupperRobin  Novice   Created Sep 29, 2018 14:38:28 Helpful(0) Helpful(0)

If the message "The MPU has been pulled out or has not been powered on" is displayed, the board is removed or powered off.
If the message "Reset by user command" is displayed, the device is reset manually.
If the message "Reboot by USB upgrade" is displayed, the device is reset because of the USB deployment.
If the message "Reboot by ACS with Reboot RPC method" is displayed, the device is reset because of the the ACS of the CWMP module calls the Reboot RPC method.
If the message "Reboot by autoconfig" is displayed, the device is reset because of the Auto-Config deployment This post was last edited by SupperRobin at 2018-10-31 15:09.
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