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Cisco Bug: CSCun97075 - drops seen while upgrading from 625.cco to 627S44 in Alishan

Last Modified

Mar 28, 2014

Products (1)

  • Cisco MDS 9000 Series Multilayer Switches

Known Affected Releases

6.2(7)S44

Description (partial)

Symptom:
I have tried to repro 3 times but did not see any packet drops . 

Srikant and Arijit has tried in their setup but issue were not seen. Moving the bug to U state for time being

Conditions:
1.	Write erase both Alishan and mdsng and move to 625.cco
2.	Clear all counters and start FC traffic between Alishan and mdsng.
3.	perform issu on mdsng from 625.cco -> 627S44 
4.	And continue with running traffic 
5.	stopped the traffic and checked no packet drops
6.	re-starting the traffic clearing all the counters.
7.	perform ISSU on Alishan to check if I can repro.
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