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Querying EVS Disks Function This API is used to query EVS disks. Calling Method For details, see Calling APIs. URI GET /v3/{project_id}/volumes Table 1 Path Parameters Parameter Mandatory Type Description project_id Yes String The project ID.
Updating an EVS Disk Function This API is used to update an EVS disk. Calling Method For details, see Calling APIs. URI PUT /v3/{project_id}/volumes/{volume_id} Table 1 Path Parameters Parameter Mandatory Type Description project_id Yes String The project ID.
Reducing EVS Disk Capacities on Linux When using cloud servers, you can create EVS disks (system disks and data disks) to meet your storage requirements. However, the capacity of an EVS disk cannot be reduced once the disk is created.
"evs:quotas:get", "evs:volumeTags:list", "evs:types:get", "evs:volumes:create", "ecs:cloudServerFlavors:get", "ecs:cloudServers
In this document, Elastic Volume Service (EVS) disks instead of physical disks are used to create RAID arrays. The working principles are the same. This document uses CentOS 7.5 as the sample OS to describe how to create a RAID 10 array with four EVS disks.
Purchasing and Using an EVS Disk Overview Purchasing an EVS Disk Attaching an EVS Disk Initializing EVS Data Disks
Detaching and Deleting an EVS Disk Detaching an EVS Disk Unsubscribing from or Deleting an EVS Disk
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Managing EVS Disk Backups CBR Overview Backing Up EVS Disks
Attaching an Existing EVS Disk Attaching an Existing Non-Shared Disk Attaching an Existing System Disk Attaching an Existing Shared Disk
Expanding the EVS Disk Capacity Expansion Overview Step 1: Expand Disk Capacity Step 2: Extend Disk Partitions and File Systems
Managing EVS Recycle Bin Recycle Bin Overview Enabling the Recycle Bin Configuring a Recycle Bin Policy Recovering Disks from the Recycle Bin Permanently Deleting Disks from the Recycle Bin Disabling the Recycle Bin
Querying Tags of an EVS Disk Function This API is used to query the tags of a specified EVS disk. Calling Method For details, see Calling APIs.
Procedure Expand the capacity of an EVS disk on the console. Sign in to the EVS console. Locate the to-be-expanded disk and expand the capacity. For details, see Expand Disk Capacity. Log in to the ECS as user root.
Rolling Back Disk Data from a Snapshot Sign in to the EVS console. In the navigation pane on the left, choose Elastic Volume Service > Snapshots. The Snapshots page is displayed. In the snapshot list, locate the target snapshot and click Roll Back Disk in the Operation column.
The Elastic Volume Service page is displayed. In the EVS disk list, click the name of the disk you want to view the monitoring data. The disk details page is displayed. On the Servers tab, locate the row that contains the server and click View Metric in the Operation column.
Expanding Capacity of an EVS Disk Function This API is used to expand the capacity of an EVS disk. Constraints If the status of the to-be-expanded disk is available, there are no restrictions.
Creating an EVS Disk from a Snapshot Sign in to the EVS console. In the navigation pane on the left, choose Elastic Volume Service > Snapshots. The Snapshots page is displayed. In the snapshot list, locate the target snapshot and click Create Disk in the Operation column.
][digit], /dev/sd[a-z][digit], /dev/xvd[a-z][digit] Examples: /dev/vda1, /dev/vda2, /dev/vdb1, /dev/vdb2 Parent Topic: Initializing EVS Data Disks
Expanding Capacity of an EVS Disk Function This API is used to expand the capacity of an EVS disk. Constraints If the status of the to-be-expanded disk is available, there are no restrictions.
