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When you use Host Migration Service SMS on HUAWEI CLOUD the migration fails on the task details page during the file-level migration. The reason for the failure is: s ms 3205 Mount partition/dev/vdc1 to directory /mnt/vdc1", which of the following is the root cause of the problem? Single selection

When using the call chain tracing feature in APM, you can automatically drill down to the failed microservice instance by clicking the fault node, or you can associate it with the failed call chain and call stack to view the input parameters and return values of the failed function. Judgment

A customer's business systems are all running on the company's public cloud platform, but for some reasons, all business systems are now migrated to HUAWEI CLOUD According to the survey, there are 100 hosts on the cloud (Window s server 2016R2 and Centos7. 2 operating systems), 5 sets of MySQL data volume 10TB, object storage data 100TB, If you are the implementer of this time Cheng Shi, what tools can you use to migrate customers' business systems? Multiple selection

The service data system of a department is already running on HUAWEI CLOUD but the response time of user feedback query response is high, which affects the user experience. As a cloud service architect, which of the following bumps should you take to solve this problem?

A large enterprise is planning to migrate its entire internal business system to HUAWEI CLOUD to save overall data IT Procurement costs and operational costs. In terms of security, the company made two requirements:1, Because the administrator often travels, it needs to be supported Hold on to a long distance The security operation and maintenance of the process;2Multiple subsystems are used independently by different departments, and network isolation between subsystems is required; The following is depicted Describe what can meet the company's needs? Multiple selection