Hello Krishna Nukala, the service is still under public preview and is thus excluded from the service level agreement and warranty. Additionally, it's important to understand that customer support may not cover previews and Microsoft may decide to change or discontinue without notice or even decide not to release a preview into General Availability. Considering these, it's not recommended for production use at this moment. You may want to read the full document here -- https://zcusa.951200.xyz/en-us/azure/hdinsight-aks/preview
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