Help Center/ Elastic Volume Service/ User Guide (Paris Region)/ FAQ/ General/ Can I Change the Disk Type, Device Type, or Sharing Attribute of My Disk?
Updated on 2024-03-26 GMT+08:00
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Can I Change the Disk Type, Device Type, or Sharing Attribute of My Disk?

The following table describes whether the disk type, device type, sharing, and encryption attributes of a disk can be changed.

Table 1 EVS disk change description

Attribute

Allow Change

Change Direction

Disk type

No
  • From high I/O to ultra-high I/O
  • From ultra-high I/O to high I/O

The preceding descriptions are examples only. EVS disk type cannot be changed.

Sharing

No
  • From shared to non-shared
  • From non-shared to shared

Device type

No
  • From SCSI to VBD
  • From VBD to SCSI

Encryption

No
  • From non-encrypted to encrypted
  • From encrypted to non-encrypted

However, you can:

  1. Create a backup for the disk.
  2. Create a new disk from this backup. During the creation, select a new disk type and configure advanced settings (sharing, SCSI, and encryption) based on your service requirements.
Parent topic: General