Hello, friend!
The possible cause is that the BCM is faulty and the eSight of the earlier version cannot be upgraded.
You are advised to contact local engineers to assist the customer in reinstalling the new eSight type and installing EulerOS and GaussDB.Prepare the software and reinstall eSight.
Website:http://support.huawei.com/hedex/hdx.do?docid=EDOC1100107092&lang=en&idPath=8221819.7C8221821|8221823|9184477
Thanks!