How-to guides

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

Creating a GPU Server

You can create and use a GPU Server service from the Samsung Cloud Platform Console.

To create a GPU server, follow the steps below.

1. Click the All Services > Compute > GPU Server menu. You will be taken to the Service Home page of GPU Server.

2. On the Service Home page, click the GPU Server Creation button. You will be taken to the GPU Server Creation page.

3. On the GPU Server Creation page, enter the information required to create the service and select detailed options.

   • Select the required information in the Image and Version Selection area.

     Category	Required status	Detailed description
     Image	Required	Select the type of Image provided Standard: Samsung Cloud Platform standard provided Image RHEL, Ubuntu Custom: User-created Image Kubernetes: Image for Kubernetes Ubuntu
     Image version	Required	Select the version of the chosen Image Provides a list of versions for the offered server Image For detailed information about the provided server image, see OS and GPU driver versions

     Table. GPU Server image and version selection input fields
   • Service Information Input area, enter or select the required information.

     Category	Required status	Detailed description
     Number of servers	Required	Number of GPU Server servers to create concurrently Only numeric input is allowed, enter a value between 1 and 100
     Service Type > Server Type	Required	GPU Server server type Indicates the specifications of a GPU-type server, allowing selection of servers with 1, 2, 4, or 8 GPUs For detailed information about the server types provided by GPU Server, refer to GPU Server Server Types
     Service Type > Planned Compute	Selection	Resource status with Planned Compute configured In Use: Number of resources with Planned Compute that are currently in use Configured: Number of resources with Planned Compute configured Coverage Preview: Amount applied per resource by Planned Compute Apply for Planned Compute Service: Navigate to the Planned Compute service application page For more details, refer to Apply for Planned Compute
     Block Storage	Required	Configure the Block Storage used by the GPU Server according to its purpose Basic: The area where the OS is installed and used Capacity can be entered in units (the minimum capacity varies depending on the OS image type) RHEL: Values between 3 and 1,536 can be entered Ubuntu: Values between 3 and 1,536 can be entered SSD: High‑performance general volume HDD: General volume SSD/HDD_KMS: Additional encrypted volume using Samsung Cloud Platform KMS (Key Management System) encryption keys Encryption can be applied only at initial creation (cannot be changed after creation) Performance degradation occurs when using the SSD_KMS disk type SSD_Provisioned: SSD volume with configurable IOPS and throughput Additional: Used when the user needs extra space beyond the OS area After selecting Use, enter the storage type and capacity To add storage, click the + button (up to 25 can be added); to delete, click the x button Capacity can be entered in units, with values between 1 and 1,536 Since 1 Unit equals 8 GB, this creates 8 GB to 12,288 GB SSD: High‑performance general volume HDD: General volume SSD/HDD_KMS: Additional encrypted volume using Samsung Cloud Platform KMS (Key Management System) encryption keys Encryption can be applied only at initial creation (cannot be changed after creation) Performance degradation may occur when using the SSD_KMS disk type HDD/SSD_MultiAttach: Volume that can be attached to two or more servers SSD_Provisioned: SSD volume with configurable IOPS and throughput For details on each Block Storage type, refer to Create Block Storage Delete on termination: If Delete on Termination is set to Enabled, the volume is terminated together with the server Volumes with existing snapshots are not deleted even if Delete on termination is set to Enabled A multi‑attach volume can be deleted only when the server being removed is the last remaining server attached to the volume
     Max IOPS	Required	Enter a maximum IOPS value between 5,000~20,000 Can be set only when disk type is SSD_Provisioned
     Max Throughput	Required	Enter the maximum Throughput value between 250~1,000 Disk type can be set only when it is SSD_Provisioned

     Table. GPU Server Service Configuration Items
   • In the Required Information Input area, enter or select the necessary information.

     Category	required or not	Detailed description
     Server name	Required	Enter a name to distinguish the server when the selected number of servers is 1 Set the hostname using the entered server name Enter within 63 characters using letters, numbers, spaces, and special characters (- _)
     Server name Prefix	Required	Enter a Prefix to distinguish each server generated when the selected number of servers is 2 or more Automatically generated in the form of user input value (prefix) + ‘-#’ Enter within 59 characters using letters, numbers, spaces, and special characters (-, _)
     Network Settings > Create New Network Port	Required	Configure the network where the GPU Server will be installed Select a pre‑created VPC. General Subnet: Select a pre‑created general Subnet IP can be set to auto‑generate or manual entry; if manual is chosen, the user can directly input the IP NAT: Available only when there is a single server and the VPC is attached to an Internet Gateway. Checking Use enables selection of a NAT IP NAT IP: Select a NAT IP If no NAT IP is available, click the Create New button to generate a Public IP Click the Refresh button to view and select the created Public IP Creating a Public IP incurs charges according to the Public IP pricing policy Local Subnet (optional): Choose Use for a local Subnet It is not a required element for creating the service A pre‑created local Subnet must be selected IP can be set to auto‑generate or manual entry; selecting Manual allows the user to input the IP directly Security Group: Settings required to access the server Select: Choose a pre‑created Security Group Create New: If no applicable Security Group exists, you can create one separately in the Security Group service Up to 5 can be selected If no Security Group is set, all connections are blocked by default You must configure a Security Group to allow required connections
     Network Settings > Existing Network Port Assignment	Required	Set the network where the GPU server will be installed Select a pre-created VPC General Subnet: Select a pre-created general Subnet and Port NAT: Available only when there is a single server and the VPC is connected to an Internet Gateway. When you check to use it, you can select a NAT IP. NAT IP: Select a NAT IP If there is no NAT IP to select, click the Create New button to generate a Public IP Click the Refresh button to view and select the created Public IP Local Subnet (optional): Select Use for the local Subnet Select a pre-created local Subnet and Port
     Keypair	Required	User authentication methods to use when connecting to the server New creation: Create a new keypair if one is needed Refer to Keypair 생성하기 for how to create a new keypair Default login accounts by OS RHEL: cloud-user Ubuntu: ubuntu

     Table. Required input fields for GPU Server
   • Enter or select the required information in the Additional Information Input area.

     Category	Required	Detailed description
     Lock	Selection	Lock usage setting When Lock is enabled, it prevents actions such as server termination, start, and stop from being executed, thereby avoiding malfunctions caused by mistakes
     Init script	Selection	Script executed when the server starts The init script must be written as a Batch script for Windows, a Shell script for Linux, or cloud‑init, depending on the image type. Up to 45,000 bytes can be entered
     tag	Selection	Add Tag Up to 50 can be added per resource After clicking the Add Tag button, enter or select Key, Value values

     Table. GPU Server additional information input fields

4. Summary Check the detailed information and estimated billing amount generated in the panel, and click the Create button.

   • Once creation is complete, check the created resources on the GPU Server List page.

Check GPU Server detailed information

GPU Server service allows you to view and edit the full resource list and detailed information. GPU Server Details page consists of Details, Tags, Job History tabs.

To view detailed information about the GPU Server service, follow these steps.

1. Click the All Services > Compute > GPU Server menu. You will be taken to the Service Home page of GPU Server.
2. On the Service Home page, click the GPU Server menu. You will be taken to the GPU Server List page.
3. On the GPU Server List page, click the resource you want to view details for. You will be taken to the GPU Server Details page.
   • GPU Server Details page displays status information and additional feature information, and is composed of Details, Tags, Activity History tabs.
   • GPU Server Additional Features for detailed information, please refer to GPU Server Management Additional Features.

     Category	Detailed description
     GPU Server status	Status of user-created GPU Server Build: State where the Build command has been received Building: Build in progress Networking: Server creation networking process Scheduling: Server creation scheduling process Block_Device_Mapping: Connecting Block Storage during server creation Spawning: Server creation process is ongoing Active: Available state Powering_off: State when a stop request is made Deleting: Server deletion in progress Reboot_Started: Reboot in progress Error: Error state Migrating: Server migrating to another host Reboot: State where the Reboot command has been received Rebooting: Rebooting Rebuild: State where the Rebuild command has been received Rebuilding: State during Rebuild request Rebuild_Spawning: Rebuild process is ongoing Resize: State where the Resize command has been received Resizing: Resizing in progress Resize_Prep: State when a server type change is requested Resize_Migrating: Server is migrating to another host while resizing Resize_Migrated: Server has completed migration to another host during resizing Resize_Finish: Resize completed Revert_Resize: Resize or migration of the server failed for some reason. The target server is cleaned up and the original server is restarted Shutoff: State when powering off is completed Verity_Resize: After Resize_Prep following a server type change request, the server type is confirmed or can be reverted Resize_Reverting: State when a server type revert is requested Resize_Confirming: State confirming the server’s Resize request
     Server control	Buttons to change server status Start: start a stopped server Stop: stop a running server Restart: restart a running server
     Image generation	Create a custom user image from the current server image
     Console log	View console logs of the current server You can view the console logs output by the current server. For more details, see Check console logs.
     Create dump	Generate a dump of the current server The dump file is created inside the GPU Server For detailed dump creation instructions, refer to Create Dump
     Rebuild	All data and settings of the existing server are deleted, and a new server is configured For detailed information, see Execute Rebuild.
     Service termination	Cancel service button

     Table. GPU Server status information and additional features

Detailed Information

GPU Server List page lets you view detailed information of the selected resource and edit it if needed.

tag

GPU Server List page allows you to view the tag information of the selected resource, and you can add, modify, or delete it.

Job History

You can view the job history of the selected resource on the GPU Server List page.

Control GPU Server Operation

If you need to control the operation of a created GPU Server resource, you can perform the task on the GPU Server List or GPU Server Details page. You can start, stop, and restart a running server.

Getting Started with GPU Server

You can start a shutoff GPU Server. To start a GPU Server, follow the steps below.

1. Click the All Services > Compute > GPU Server menu. You will be taken to the Service Home page of the GPU Server.
2. On the Service Home page, click the GPU Server menu. You will be taken to the GPU Server List page.
3. On the GPU Server List page, click the resource you want to start among the shutoff servers, and navigate to the GPU Server Details page.
   • GPU Server List page allows you to Start each resource via the right More button.
   • After selecting multiple servers with checkboxes, you can control multiple servers simultaneously using the Start button at the top.
4. GPU Server Details page, click the Start button at the top to start the server. In the Status Display section, verify the updated server status.
   • When the GPU Server startup is complete, the server status changes from Shutoff to Active.
   • For detailed information about the GPU Server status, refer to GPU Server detailed information.

Stopping the GPU Server

You can stop a running (Active) GPU Server. To stop the GPU Server, follow the steps below.

1. Click the All Services > Compute > GPU Server menu. You will be taken to the Service Home page of GPU Server.
2. On the Service Home page, click the GPU Server menu. You will be taken to the GPU Server List page.
3. On the GPU Server List page, click the resource to stop among the servers that are running (Active), and navigate to the GPU Server Details page.
   • On the GPU Server List page, you can Stop each resource via the right More button.
   • After selecting multiple servers with checkboxes, you can control multiple servers simultaneously using the Stop button at the top.
4. GPU Server Details page, click the Stop button at the top to start the server. Check the changed server status in the Status Display item.
   • When the GPU server shutdown is complete, the server status changes from Active to Shutoff.
   • For detailed information about the GPU Server status, please refer to GPU Server Detailed Information.

Restart GPU Server

You can restart the created GPU Server. To restart the GPU Server, follow the steps below.

1. Click the All Services > Compute > GPU Server menu. You will be taken to the Service Home page of GPU Server.
2. On the Service Home page, click the GPU Server menu. You will be taken to the GPU Server List page.
3. On the GPU Server List page, click the resource to restart and go to the GPU Server Details page.
   • On the GPU Server list page, you can restart each resource using the right More button.
   • After selecting multiple servers with checkboxes, you can control multiple servers simultaneously using the Restart button at the top.
4. GPU Server Details on the page, click the Restart button at the top to start the server. Check the updated server status in the Status Display field.
   • During a GPU Server restart, the server status goes through Rebooting and finally changes to Active.
   • For detailed information about the GPU Server status, refer to GPU Server detailed information.

GPU Server resource management

If you need server control and management functions for the created GPU Server resources, you can perform the tasks on the GPU Server Resource List or GPU Server Details page.

Create Image

You can create an image of a running GPU server.

To create an image of the GPU Server, follow these steps.

1. Click the All Services > Compute > GPU Server menu. Navigate to the Service Home page of the GPU Server.

2. On the Service Home page, click the GPU Server menu. You will be taken to the GPU Server List page.

3. On the GPU Server List page, click the resource to create an Image. You will be taken to the GPU Server Details page.

4. Click the Create Image button on the GPU Server Details page. You will be taken to the Image Creation page.

   • Enter the required information in the Service Information Input area.

     Category	Required status	Detailed description
     image name	Required	Enter the name of the image to be created using English letters, numbers, spaces, and special characters (- _) within 200 characters

     Table. Image service information input fields

5. Check the input information and click the Create button.

   • When creation is complete, check the created resources on the All Services > Compute > GPU Server > Image List page.

Enabling detailed monitoring for ServiceWatch

By default, the GPU Server is linked to the basic monitoring of the ServiceWatch and Virtual Server namespaces. You can enable detailed monitoring as needed to identify operational issues more quickly and take action. For detailed information about ServiceWatch, see ServiceWatch Overview.

To enable detailed ServiceWatch monitoring on the GPU Server, follow these steps.

1. Click the All Services > Compute > GPU Server menu. You will be taken to the Service Home page of GPU Server.
2. On the Service Home page, click the GPU Server menu. You will be taken to the GPU Server List page.
3. On the GPU Server List page, click the resource to enable ServiceWatch detailed monitoring. You will be taken to the GPU Server Details page.
4. On the GPU Server Details page, click the ServiceWatch detailed monitoring Edit button. You will be taken to the ServiceWatch Detailed Monitoring Edit popup.
5. ServiceWatch Detailed Monitoring Edit In the popup window, select Enable, review the instructions, and click the Confirm button.
6. On the GPU Server Details page, check the ServiceWatch detailed monitoring items.

Disable detailed monitoring of ServiceWatch

To disable detailed monitoring of ServiceWatch on the GPU Server, follow these steps.

1. Click the All Services > Compute > GPU Server menu. You will be taken to the Service Home page of GPU Server.
2. On the Service Home page, click the GPU Server menu. You will be taken to the GPU Server List page.
3. GPU Server List page, click the resource to disable ServiceWatch detailed monitoring. Navigate to the GPU Server Details page.
4. GPU Server Details page, click the ServiceWatch detailed monitoring Edit button. You will be taken to the ServiceWatch detailed monitoring Edit popup.
5. ServiceWatch Detailed Monitoring Edit In the popup window, after deselecting Enabled, review the guidance message and click the Confirm button.
6. On the GPU Server Details page, view the ServiceWatch detailed monitoring items.

GPU Server Management Additional Features

GPU Server can view Console logs, generate Dumps, and perform Rebuilds for server management. To view Console logs, generate Dumps, or Rebuild a GPU Server, follow the steps below.

Check console log

You can view the current console log of the GPU Server.

To view the console logs of the GPU server, follow these steps.

1. Click the All Services > Compute > GPU Server menu. You will be taken to the GPU Server’s Service Home page.
2. On the Service Home page, click the GPU Server menu. You will be taken to the GPU Server List page.
3. On the GPU Server List page, click the resource to view the console log. You will be taken to the GPU Server Details page.
4. On the GPU Server Details page, click the Console Log button. You will be taken to the Console Log popup.
5. Console Log Verify the console log displayed in the popup window.

Create Dump

To create a dump file on the GPU Server, follow these steps.

1. Click the All Services > Compute > GPU Server menu. You will be taken to the Service Home page of GPU Server.
2. On the Service Home page, click the GPU Server menu. You will be taken to the GPU Server List page.
3. GPU Server List page, click the resource to view detailed information. You will be taken to the GPU Server Details page.
4. On the GPU Server Details page, click the Create Dump button.
   • The dump file is created inside the GPU server.

Perform Rebuild

You can delete all data and settings of the existing GPU Server and rebuild it on a new server.

Follow these steps to perform a Rebuild of the GPU Server.

1. Click the All Services > Compute > GPU Server menu. You will be taken to the Service Home page of GPU Server.
2. On the Service Home page, click the GPU Server menu. You will be taken to the GPU Server List page.
3. GPU Server List page, click the resource to perform Rebuild. GPU Server Details page will be displayed.
4. On the GPU Server Details page, click the Rebuild button.
   • During a GPU Server Rebuild, the server status changes to Rebuilding, and when the Rebuild is complete, it returns to its state before the Rebuild.
   • For detailed information about the GPU Server status, refer to Check GPU Server details.

Terminate GPU Server

If you terminate an unused GPU Server, you can reduce operating costs. However, terminating a GPU Server may cause the running service to stop immediately, so you should carefully consider the impact of service interruption before proceeding with the termination.

To cancel the GPU Server, follow the steps below.

1. Click the All Services > Compute > GPU Server menu. Go to the GPU Server’s Service Home page.
2. On the Service Home page, click the GPU Server menu. You will be taken to the GPU Server List page.
3. On the GPU Server List page, select the resource to cancel and click the Cancel Service button.
   • The termination of attached storage depends on the Delete on termination setting, so refer to Termination constraints.
4. After termination is complete, check on the GPU Server List page whether the resources have been terminated.

Cancellation constraints

When a GPU Server termination request cannot be processed, a popup will provide guidance. Please refer to the cases below.

Termination of attached storage depends on the Delete on termination setting.