After you create an E-HPC cluster, you must add users before they can submit jobs.
Prerequisites
The cluster is in the Running state.
Add user
To submit a job to a cluster, you must first add a user.
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Go to the Cluster Details page.
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Log on to the E-HPC console.
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In the left part of the top navigation bar, select a region.
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In the left-side navigation pane, click Cluster.
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On the Cluster List page, find the cluster that you want to manage and click the Cluster Name.
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In the left-side navigation pane, click User Management.
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On the User Management page, click Add User.
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In the dialog box, enter the user information.
Parameter
Description
Owner
The username must meet the following requirements:
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Must be 6 to 30 characters long.
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Must start with a letter.
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Can contain only letters, digits, and periods (
.).
permissions
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Regular Permissions Group: For standard users who only need to submit and debug jobs.
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Sudo Permissions Group: For administrators who need to manage the cluster. In addition to submitting and debugging jobs, they can run sudo commands to install software, restart nodes, and perform other management tasks.
ImportantGrant sudo permissions with caution. A user with sudo permissions can cause the cluster to malfunction by making an operational error, such as accidentally deleting an E-HPC software stack module.
Password and Confirm Password
The user's password to log on to the cluster. Follow the on-screen instructions.
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Click OK.
After the user is created, you can view all cluster users on the user list page.
The user list page contains the Username, Role Permissions, and Operation columns. The Operation column provides the Edit, Delete, and Reset Password options.
Modify user permissions or reset password
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Go to the Cluster Details page.
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Log on to the E-HPC console.
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In the left part of the top navigation bar, select a region.
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In the left-side navigation pane, click Cluster.
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On the Cluster List page, find the cluster that you want to manage and click the Cluster Name.
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In the left-side navigation pane, click User Management.
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On the User Management page, find the target user and do one of the following:
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Click Edit. In the dialog box, you can modify the user's permissions and password.
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Click Reset Password. In the dialog box, reset the password.
NoteE-HPC does not provide a password recovery feature. If a user loses or compromises their password, use the Reset Password feature to set a new one.
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Delete user
Promptly delete users who no longer require access.
When you delete a user, their data is moved to a new directory, such as /home/testuser_del_2024****, and retained for other users to access. Deleted users cannot be recovered, and creating a new user with the same username will not restore access to this data.
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Go to the Cluster Details page.
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Log on to the E-HPC console.
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In the left part of the top navigation bar, select a region.
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In the left-side navigation pane, click Cluster.
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On the Cluster List page, find the cluster that you want to manage and click the Cluster Name.
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In the left-side navigation pane, click User Management.
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On the User Management page, find the target user and click Delete in the Operation column.
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In the dialog box, review the message and then click OK.
To confirm the user has been deleted, click the
icon to refresh the user list.
Related topics
After you create a user, you can log on to the cluster with the new account and submit jobs. For more information, see Connect to a cluster and Job overview.