PowerFlex: CloudLink SVM Disk Encryptions Linux Commands

Summary: When performing many tasks related to CloudLink Agent on Linux machines, you use the SVM command. This command has several subcommands that are used to perform actions including registering, encrypting, reloading machines, and removing mount points. ...

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Instructions

The following table lists the actions for each svm subcommand and identifies the topic in the CloudLink documentation where it is referenced.

Table 1. Command actions

Action Commands Procedure
About CloudLink Agent
svm about
Displays general information about CloudLink Agent
Decrypt boot volumes. Encrypted using CloudLink 6.7 and later
svm decrypt / [-v ]
For more information, see Decrypt a volume.
Decrypt mounted volumes. Encrypted using CloudLink 6.7 and later:
svm decrypt [mount_point]
For more information, see Decrypt a volume.
Encrypt
svm encrypt [mount_point]
 
svm encrypt [device_name]
Encrypt a mount point or block device.

For more information, see Encrypt a volume.

Example:
svm encrypt /dev/sda
Erase
svm erase [device_name]
Erases a device
Generate
svm gentechsupport [script]
Creates a tech support file with an optional script file that runs more commands
Manage
svm manage [device_name]
Take control of a self-encrypting drive.
Network status
svm netstat
Displays the network connection status
Recover
svm recover [mount_point]
 
svm recover [device_name]
For more information, see Move an encrypted drive to another machine.
Refresh
svm refresh
For more information, see "Refresh the CloudLink Agent service on Linux machines" in the Dell CloudLink Deployment Guide.
Register
svm [-v ] [-G group_regcode] -S clc_address
For more information, see the topic "Download, install, and configure CloudLink Agent using Custom mode on Linux Machines" in the Dell CloudLink Deployment Guide.
Register
svm [-v ] [-G group_regcode] -S clc_address -t
Use the -t option to set Trusted Platform Module (TPM) mode on a physical machine that has a TPM version 2.0 chip installed. This option is only available during CloudLink Agent installation.
Register
svm -S [clc_address] [-v ]
For more information, see Change the CloudLink Center IP address on a Linux machine.
Register
svm -C <directory where the securevm.cer & securevm.key are saved>.
See Assign a CA certificate and a third-party signed certificate to a Linux agent when upgrading CloudLink from 7.1.5.
Release
svm release [device_name]
Release control of a self-encrypting drive.
Reload
svm reload [-v ]
Scan for new disks.

For more information, see the topic "Refresh the CloudLink Agent service on Linux machines" in the Dell CloudLink Deployment Guide.
Remove
svm removemp [mount_point]
Remove a mount point without saving any data.
Status
svm status
Shows the connection and mount point statuses

For more information:
example: 
svm status /dev/sda
Status
svm status connection

or

svm status co
Shows the CloudLink cluster nodes statuses
Uninstall
svm uninstall
For more information, see the chapter "Uninstall CloudLink Agent" in the Dell CloudLink Deployment Guide.

 

Command Variables

This topic gives information about the command variables that are used in CloudLink.

The following table lists the parameters that are used with one or more svm subcommands.

Table 2. Command Options

Option Description
-f Force encryption or decryption.

The machine reboots when this option is used.

-h Help with the command.
-S Specify the server address (clc_address) for CloudLink Center.
-v Use verbose mode.
  • mount_point - The mount points to be encrypted.
  • device_name - The device must be identified when it is not mounted and listed in /etc/fstab.
  • SED - The self-encrypting drive you want to control with CloudLink Center.

Additional Information

The same information can be found in the Dell CloudLink 8.1.1 Administration Guide

Affected Products

PowerFlex rack, ScaleIO
Article Properties
Article Number: 000421572
Article Type: How To
Last Modified: 05 Feb 2026
Version:  1
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