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One-stop Cross-AZ ECS Migration Scenario Use MgC to quickly migrate cloud servers from one AZ to another within a region. A maximum of 30 cloud servers can be migrated in a single batch. Preparations Prepare a HUAWEI ID or an IAM user that has the permissions to access MgC.
Source Cloud Vendor Source Service Huawei Cloud Service AWS Elastic Compute Cloud (EC2) Elastic Cloud Server (ECS) Elastic Block Store (EBS) Elastic Volume Service (EVS) Alibaba Cloud Elastic Cloud Service (ECS) ECS Elastic Block Storage (EBS) EVS For some EBS product specifications
Resource Type Cloud Service Action Minimal Permission Policy Servers Elastic Compute Service (ECS) ecs:DescribeInstances Read ecs:DescribeDisks List ecs:DescribeMetricData List Storage NAS nas:DescribeFileSystems Read Object Storage Service (OSS) ListBuckets oss:ListBuckets oss:DescribeMetricData
delete", "ecs:diskConfigs:use", "ecs:CloudServers:create", "ecs:servers:setMetadata", "ecs:serverVolumes:use", "ecs:serverKeypairs:create", "ecs:serverInterfaces:use", "ecs:serverGroups:manage", "ecs:securityGroups:use", "ecs:servers:unlock", "ecs:servers:rebuild", "ecs
If the source server is a Huawei Cloud ECS, follow the instructions in Resetting the Password for Logging In to an ECS on the Management Console. If the source server is not a Huawei Cloud ECS, find an appropriate method to reset the password.
In the security group of the ECS with Edge installed, add an inbound rule to allow access from the CIDR block of the elastic resource pool. Sign in to the ECS console. In the ECS list, click the name of the Linux ECS with Edge installed.
For the security group of the ECS with the MgC Agent installed, add an inbound rule to allow access from the CIDR block of the elastic resource pool. Sign in to the ECS console. In the ECS list, click the name of the Linux ECS with the MgC Agent installed.
Figure 1 Checking an ECS flavor Installing Drivers For Linux servers, install the required drivers by referring to: Steps 1 and 2 in Automatically Changing a Xen ECS to a KVM ECS (Linux) Step 1 to step 3 in Manually Changing a Xen ECS to a KVM ECS (Linux) For Windows source servers
For details, see ECS Pay-per-Use Billing or ECS Price Calculator. If you migrate over the Internet, you need to pay for NAT gateways used by migration clusters. For details, see NAT Gateway Billing or NAT Gateway Price Calculator.
For details, see ECS Pay-per-Use Billing or ECS Price Calculator. If you migrate over the Internet, you need to pay for NAT gateways used by migration clusters. For details, see NAT Gateway Billing or NAT Gateway Price Calculator.
For details, see ECS Pay-per-Use Billing or ECS Price Calculator. If you migrate over the Internet, you need to pay for NAT gateways used by migration clusters. For details, see NAT Gateway Billing or NAT Gateway Price Calculator.
Cloud ECS console.
However, the ECS console showed that the target server has the same number of disks as the source server. Possible Causes The SAN policy Offline Shared or Offline All was used for the source server.
Insufficient ECS quota. Apply for expanding the capacity. For more information, see ECS Error Codes. Vpc.0702 query privateIps error. Invalid parameters. Check whether the parameter values are valid based on the returned error message.
cloudServerFlavors:get (Querying details about flavors and extended flavor information) ecs:cloudServers:list (Querying details about ECSs) ecs:cloudServers:showServer (Querying details about an ECS) ecs:flavors:get (Querying ECS flavors) ims:images:list (Querying images) ims:images
about an image) Associating source servers with existing target servers evs:volumes:list (Listing EVS disks) ecs:cloudServers:list (Querying details about ECSs) ecs:cloudServers:showServer (Querying details about an ECS) ims:images:get (Querying details about a specified image) Importing
To view the preceding metrics, perform the following steps: On the ECS console, click the name of an ECS in the migration cluster. Choose Monitor > Basic Monitoring to view the real-time CPU usage and traffic changes.
(Querying NICs of an ECS) ecs:cloudServers:createServers (Creating an ECS) ecs:cloudServers:listServerBlockDevices (Querying information about the disks attached to an ECS) ecs:cloudServerNics:update (Configuring a private IP address for a NIC of an ECS) ecs:availabilityZones:list
ECS) ecs:cloudServers:changeVpc (Changing a VPC for an ECS) ecs:cloudServers:attach (Attaching a disk to an ECS) ecs:cloudServers:start (Starting ECSs in batches) ecs:cloudServers:detachVolume (Detaching a disk from a specified ECS) ecs:cloudServers:stop (Stopping ECSs in batches)
If no C7 flavor is eligible, the system will search for eligible flavors in other General Computing-plus ECS series. If no General Computing-plus ECS flavor is eligible, an error will be reported.
