This topic describes the release notes for Dedicated Host (DDH) and provides links to the relevant references.
November 2023
Feature | Description | Release date | Region | References |
Auto-renewal | Subscription dedicated hosts can be automatically renewed together with subscription Elastic Compute Service (ECS) instances. | 2023-11-10 | All |
October 2023
Feature | Description | Release date | Region | References |
General-overprovisioned type g7s and memory-overprovisioned type r7s | General-overprovisioned type g7s and memory-overprovisioned type r7s are released. | 2023-10-23 | All |
July 2022
Feature | Description | Release date | Region | References |
Performance-enhanced types g6e, r6e, and c6e | Dedicated hosts of general purpose & performance enhanced type g6e, memory optimized & performance enhanced type r6e, and compute optimized & performance enhanced type c6e are released. | 2022-07-08 | All |
October 2021
Feature | Description | Release date | Region | References |
Security-enhanced types r7t, g7t, and c7t | Dedicated hosts of r7t, g7t, and c7t are released for encrypted computing scenarios. The types of dedicated hosts are equipped with Intel® Software Guard Extensions (SGX). | 2021-10-14 | Some regions |
July 2020
Feature | Description | Release date | Region | References |
Migration of a dedicated host with hidden failure risks | A dedicated host with hidden failure risks can be migrated to another dedicated host to protect your services. | 2020-07-29 | All | |
Export of the dedicated host information | The information about all dedicated hosts in a region can be exported to your local PC for backup or saved as a report for query. | 2020-07-29 | All |
May 2020
Feature | Description | Release date | Region | References |
Custom instance types g6s, c6s, and r6s | Dedicated hosts of custom instance types such as g6s, c6s, and r6s are released. The vCPU-to-memory ratio of these dedicated hosts can be customized. As a result, computing resources can be flexibly allocated when ECS instances are created. | 2020-05-12 | All |
August 2019
Feature | Description | Release date | Region | References |
Upgrade and downgrade of ECS instances | The specifications and public bandwidth of an ECS instance on a dedicated host can be changed. | 2019-08-15 | All |
July 2019
Feature | Description | Release date | Region | References |
CPU overprovisioned type v5 | Dedicated hosts of CPU overprovisioned type v5 are released for low-CPU-usage applications and cloud migration from physical servers on which VMware, OpenStack, Hyper-V, or KVM is deployed. As a result, the deployment costs of a single instance are reduced. | 2019-07-24 | All |
May 2019
Feature | Description | Release date | Region | References |
Automatic deployment of ECS instances | Automatic deployment is supported by DDH to eliminate the need to specify a dedicated host when an ECS instance is created. Instead, the system automatically selects a dedicated host that meets the automatic deployment requirements. | 2019-05-13 | All |
November 2018
Feature | Description | Release date | Region | References |
First release of DDH | DDH is a specialized solution developed by Alibaba Cloud for enterprise users. DDH can effectively reduce the total cost of ownership (TCO) for cloud migration. | 2018-11-15 | All |