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How-to guides

Users can create the service by entering the required Block Storage information and selecting detailed options through the Samsung Cloud Platform Console.

Create Block Storage

You can create and use the Block Storage service from the Samsung Cloud Platform Console. To create Block Storage, follow these steps.

  1. All Services > Compute > Virtual Server menu, click it. 1. Navigate to the Service Home page of the Virtual Server.

  2. Click the Block Storage menu. 2. Go to the Block Storage List page.

  3. Block Storage on the page, click the Create Service button. 3. Go to the Create Block Storage page.

  4. On the Block Storage Creation page, enter the information required to create the service and select detailed options.

    구분
    Required status
    Detailed description
    Volume nameRequiredVolume name
    • English letters, numbers, spaces, and special characters (-, _) up to 255 characters
    Disk typeRequiredSelect Disk Type
    • SSD_Provisioned: SSD volume with configurable IOPS and throughput
    • SSD/HDD: Standard SSD/HDD volume
    • SSD/HDD_KMS: Additional encrypted volume
    • SSD/HDD_MultiAttach: Volume that can be attached to more than one server
    • Cannot be modified after service creation
    • When creating the service via snapshot restore volume creation, it is set identical to the original and cannot be modified
    capacitySelectionCapacity setting
    • Can be created within 8~12,228 GB
    • Enter the number of units provided in 8 GB increments
    • When creating a service via snapshot recovery volume creation, input a capacity that is equal to or larger than the original
    Max IOPSRequiredEnter the maximum IOPS value between 5,000 and 20,000
    • disk type can be set only when it is SSD_Provisioned
    Max ThroughputRequiredEnter the maximum Throughput value between 250 and 1,000
    • disk type can be set only when it is SSD_Provisioned
    Availability ZoneRequiredSelect the Availability Zone to create resources within the region
    SnapshotSelectionSelect the snapshot to use when creating a volume from a snapshot
    • Use item after checking, snapshot selection is possible
    • When creating a service via snapshot recovery volume creation, provide the recovery snapshot name
    • If not selected, an empty volume is created
    Table. Block Storage service information input items

  5. Summary Verify the detailed information and estimated charges generated in the panel, then click the Create button.

    • When creation is complete, verify the created resource on the Block Storage List page.
Reference
  • You can only attach a volume to a Virtual Server in the same Availability Zone.
  • The performance metrics (IOPS, Throughput) of the configured storage are based on maximum values and do not guarantee consistent values.
  • All volumes of Block Storage are encrypted by default using the AES-256 algorithm.
  • Virtual Servers based on Windows cannot use MultiAttach disks. * Use a separate replication method or solution.
  • If the volume is of the HDD/SSD_KMS disk type, additional in‑transit encryption is provided for the instance and the Block Storage segment attached to the instance.
Caution
HDD/SSD_KMS Using this disk type may result in approximately 60% performance degradation.

Check Block Storage detailed information

You can view and edit the full resource list and detailed information of the Block Storage service. Block Storage Details page consists of Detailed Information, Snapshot List, Tags, Operation History tabs.

To view detailed information about the Block Storage service, follow these steps.

  1. All Services > Compute > Virtual Server menu, click it. 1. Navigate to the Service Home page of the Virtual Server.
  2. Click the Block Storage menu. 2. Navigate to the Block Storage List page.
  3. Block Storage List page, click the resource to view detailed information. 3. Block Storage Details Navigate to the page.
    • Block Storage Details page displays status information and additional feature information, and consists of Details, Snapshot List, Tags, Activity Log tabs.
      CategoryDetailed description
      Volume statusVolume status
      • Creating: Creating
      • Downloading: Creating (applying OS image)
      • Available: Created, server connection available
      • Reserved: Server connection pending
      • Attaching: Connecting to server
      • Detaching: Detaching from server
      • In Use: Server connection established
      • Deleting: Terminating service
      • Awaiting Transfer: Waiting for volume transfer
      • Extending: Extending capacity
      • Error Extending: Abnormal state during capacity extension
      • Backing Up: Backing up volume
      • Restoring Backup: Restoring volume backup
      • Error Backing Up: Abnormal state during volume backup
      • Error Restoring: Error restoring volume backup
      • Error Deleting: Error deleting
      • Error Managing: Abnormal state
      • Error: Abnormal state
      • Maintenance: Temporary maintenance
      • Reverting: Reverting snapshot
      Volume TransferMove the volume to another Account
      Create snapshotImmediately create a snapshot at the time of creation
      Snapshot recoveryRecover the volume using the latest snapshot in Available state
      Delete Block StorageButton to delete the service
      Table. Status information and additional features

Detailed Information

Block Storage List page lets you view detailed information of the selected resource and modify it if needed.

CategoryDetailed description
serviceservice group
Resource TypeResource Type
SRNUnique resource ID in Samsung Cloud Platform
  • In the Block Storage service, it refers to the volume SRN
Resource NameResource name
  • In the Block Storage service, it refers to the volume name
Resource IDService’s unique resource ID
ConstructorUser who created the service
Creation date and timeService creation date and time
ModifierUser who modified the service
Modification date and timeService modification date and time
Volume nameVolume name
  • If you need to edit the volume name, click the Edit button
Volume IDVolume unique ID
Availability ZoneAvailability Zone information
Disk typeDisk type
typeClassification by volume creation method and usage
capacityVolume capacity
  • Can be expanded up to 12,288 GB in increments of multiples of 8
  • Capacity reduction is not possible
  • If capacity expansion is required, click the Edit button
Max IOPSRequired
Max ThroughputRequired
Connection serverConnected Virtual Server
  • Server ID: Unique server ID
  • Server Name: Server name
  • Status: Server status
  • Connection Info: Volume connection information for server connection
  • When adding a Virtual Server connection, click the Add button
  • When removing a Virtual Server connection, click the Disconnect button
Table. Block Storage detailed information items

Snapshot List

Block Storage List page allows you to view the snapshot of the selected resource.

CategoryDetailed description
Snapshot nameSnapshot name
ExplanationSnapshot description
Volume capacityCapacity of the original Block Storage volume for the snapshot target
  • If the original volume capacity and the snapshot volume capacity differ, only recovery using the recovery volume creation method is possible
Creation date and timeSnapshot creation time
StatusSnapshot status
  • Available: Creation completed, recoverable
  • Creating: Creating
  • Error: Abnormal state
  • Deleting: Deleting
  • Error Deleting: Abnormal state while deleting
  • Restoring: Restoring
  • Backing Up: Backing Up
Additional features > MoreSnapshot management button
DeleteSelect the snapshots to delete from the snapshot list and delete them all at once.
Table. Snapshot list tab detailed information items
Caution
  • Snapshots can affect volume capacity management. * Delete unnecessary snapshots after use.
  • Snapshot recovery can be performed while the server is not connected.
Reference
  • The snapshot creation time is based on Asia/Seoul (GMT +09:00).
  • When you click the snapshot recovery button, the volume is restored to the latest snapshot in the Available state.
  • When you select to create a recovery volume on the snapshot list page, a new volume based on the snapshot is created without modifying the existing volume.

Tag

On the Block Storage list page, you can view the tag information of the selected resource and add, modify, or delete it.

CategoryDetailed description
Tag listTag list
  • You can view the Key and Value information of the tag
  • Up to 50 tags can be added per resource
  • When entering tags, search the existing list of created Keys and Values and select
Table. Block Storage tag tab item

Operation History

Block Storage List page allows you to view the operation history of the selected resource.

CategoryDetailed description
Task History ListResource Change History
  • Operation Time, Resource Type, Resource ID, Resource Name, Operation Details, Event Topic, Operation Result, Operator Information
  • Click the Advanced Search button to perform a detailed search
Table. Work History tab detailed information items

Block Storage Resource Management

If you need to modify the settings of a created Block Storage or add or remove a connected server, you can perform the operation on the Block Storage Details page.

Edit volume name

You can edit the volume name. To modify the volume name, follow these steps.

  1. Click the All Services > Compute > Virtual Server menu. 1. Go to the Service Home page of the Virtual Server.
  2. Click the Block Storage menu. 2. Go to the Block Storage List page.
  3. On the Block Storage List page, click the resource whose volume name you want to edit. 3. Go to the Block Storage Details page.
  4. Click the Edit button of the Volume Name. 4. Edit Volume Name The popup window opens.
  5. Enter the volume name and click the Confirm button.
Reference
Use English letters, numbers, spaces, and special characters (-, _) within 255 characters.

Expand Capacity

You can expand the volume capacity. To increase capacity, follow the steps below.

  1. All Services > Compute > Virtual Server menu, click it. 1. Go to the Service Home page of the Virtual Server.
  2. Click the Block Storage menu. 2. Go to the Block Storage List page.
  3. On the Block Storage List page, click the resource to increase capacity. 3. Block Storage Details page.
  4. Click the Edit button of Capacity. 4. Capacity Modification popup window opens.
  5. Enter the capacity and click the Confirm button.
Caution
용량 축소는 제공하지 않습니다. 용량 증설 후에는 증설 전의 스냅샷으로 복구되지 않습니다. 용량 증설 이전에 생성한 스냅샷으로는 신규 볼륨 생성 방식의 복구만 가능합니다.
Reference
8~12,228GB 이내에서 기존 용량보다 큰 용량으로 증설 가능합니다. 8GB 단위로 제공되는 Unit 개수를 입력하세요.

연결 서버 수정하기 {#update-1} 서버를 연결하거나 연결 해제할 수 있습니다. 연결 서버를 수정 하려면 다음 절차를 따르세요. 모든 서비스 > Compute > Virtual Server 메뉴를 클릭하세요. Virtual Server의 Service Home 페이지로 이동합니다. Block Storage 메뉴를 클릭하세요. Block Storage 목록 페이지로 이동합니다. Block Storage 목록 페이지에서 연결 서버를 수정할 자원을 클릭하세요. 3. Block Storage Details Navigate to the page. 4. When adding a Virtual Server connection, click the Add button in the Connection Server item. 4. Add Connection Server The popup window opens. 5. After selecting the Virtual Server you want to connect to, click the Confirm button. 6. If you disconnect the Virtual Server, click the Disconnect button in the Connection Server item. * Be sure to perform the disconnect operation (Umount, Disk Offline) on the server before proceeding with the disconnection.

Caution
Log in to the server, be sure to perform the disconnect operations (Umount, Disk Offline), and then detach the connected server. Releasing without OS actions may cause a status error (Hang) on the connected server. For detailed information about server disconnection, see 서버 연결 해제하기.
Reference
  • You can connect a Virtual Server created in the same location as the Block Storage.
  • Virtual servers that use a Partition with a Server Group policy cannot be connected.
  • For HDD/SSD_MultiAttach disk types, they can be attached to two or more Virtual Servers, and there is no limit on the number of connections.
    • Virtual Servers based on Windows cannot use MultiAttach disks and must use a separate replication method or solution.
  • Virtual Server can connect up to 26 volumes, including the OS default.
  • The OS default volume cannot be modified on the connected server, nor can its service be deleted.
  • When adding a connected server, it can be used after performing the connection tasks (Mount, Disk Online) on the server. * For detailed information about server connections, refer to 서버 연결하기.

Delete Block Storage

You can reduce operating costs by deleting unused Block Storage. Note that deleting a service may cause the running service to stop immediately, so you should proceed with the deletion only after fully considering the impact of service interruption.

Caution
  • Be careful, as the data cannot be recovered after deletion.
  • In the following case, the Block Storage volume cannot be deleted.
    • Connecting to server
    • OS default volume
    • Connect to the Virtual Server’s custom image
    • When the volume status is not Available, Error, Error Extending, Error Restoring, or Error Managing.
  • When selecting and deleting two or more volumes, only the deletable volumes will be deleted.

To delete Block Storage, follow these steps.

  1. Click the All Services > Compute > Virtual Server menu. 1. Navigate to the Service Home page of the Virtual Server.
  2. Click the Block Storage menu. 2. Go to the Block Storage List page.
  3. On the Block Storage List page, select the resource to delete, and click the Delete button.
    • After navigating to the detailed page of the resource to be deleted, you can click the Block Storage Delete button to delete it individually.
  4. When the deletion notification pop-up appears, type Delete and click the Confirm button.
  5. After the deletion is complete, verify on the Block Storage List page that the resource has been removed.
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