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lvdisplay:tldr:4cda3
The command "sudo lvdisplay ${vg1}" is used to display the attributes and information of logical volumes within a specific volume group.
Here's a breakdown of the command:
-
sudo
: This command prefix is used to execute a command as a superuser or with administrative privileges. It prompts the user to enter their password before executing the command. -
lvdisplay
: This is the actual command that displays the attributes and information about logical volumes. It shows details such as size, used space, path, LV name, VG name, and more. -
${vg1}
: This is a variable provided as an argument to thelvdisplay
command. The variablevg1
represents the name of the Volume Group (VG) you want to display the logical volumes for. The${}
syntax is used to reference the value of the variable.
By combining these components, the command allows you to view the details of logical volumes within the specified volume group.