Hi there smitra,
We tried a number of things, we were in contact with Cisco TAC. They had not really made any progress into resolution when our infrastructure team migrated the servers we were using from being on AMD based hardware to Intel hardware. Thereafter the problem went away for us.
If you have access to Cisco TAC you can get them involved. I'm sorry I don't have more information on how to resolve. We were kind of shocked to notice that the issue went away as well.
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