Hello Natha Sahu, Kedara
Welcome to Microsoft Q&A Platform, thanks for posting your query here.
Please find the document links that can help understand and setup monitoring for Azure Stack HCI:
https://learn.microsoft.com/en-us/azure-stack/hci/manage/monitor-features
https://learn.microsoft.com/en-us/azure-stack/hci/manage/monitor-cluster-with-metrics
https://learn.microsoft.com/en-us/azure-stack/hci/manage/monitor-hci-single?tabs=22h2-and-later
https://learn.microsoft.com/en-us/azure-stack/hci/manage/monitor-hci-multi
Hope this helps.