This screenshot shows the General tab of the ASM Volumes page in Oracle Enterprise Manager.

This page lists the disk group which contains the volume, the free space in the disk group, the state of the volume, the usage of the volume, the volume device name, the mount point path, the size of the volume, the allocated space for the volume, the redundancy specified for the volume, the stripe width, the stripe columns, the volume allocation unit (AU), the region setting (Hot or Cold), the creation time, and the modification time.

There are Edit and OK buttons.