This topic lists release notes and documentation updates for ECS features.
For image updates, see the Public image release notes and Alibaba Cloud Linux image release notes.
For feature updates to Server Migration Center (SMC), see the SMC release notes.
2026
March 2026
Feature | Description | Release date | Region | Related documents |
Snapshot consistency group | The limits for a single snapshot consistency group have increased. A single group can now contain up to 128 cloud disks with a total capacity of up to 256 TiB. | 2026-03-30 | All regions | |
Snapshot lock | You can now lock snapshots to prevent deletion. No user can delete a locked snapshot until it is unlocked or the lock period expires. | 2026-03-18 | All regions | |
Snapshot consistency group | Snapshot consistency groups now support concurrent operations. | 2026-03-16 | All regions |
February 2026
Feature | Description | Release date | Region | Related documents |
Cloud disk attachment | For a cloud disk that is in the | 2026-02-04 | All regions | |
Automatic snapshot policy | You can now bind multiple automatic snapshot policies to a single cloud disk. | 2026-02-02 | All regions |
January 2026
Feature | Description | Release date | Region | Related documents |
Snapshot quota | A single cloud disk can now retain up to 2,000 manual and automatic snapshots. | 2026-01-26 | All regions | |
Replication time control (RTC) | Asynchronous cloud disk replication now supports the replication time control (RTC) feature. | 2026-01-15 | All regions |
2025
November 2025
Feature | Overview | Release date | Region | Related documentation |
Snapshot archiving | You can now archive multiple snapshots at once. | 2025-11 | All regions |
August 2025
Feature | Overview | Release date | Region | Related documentation |
Instance family | The g9a general-purpose instance family is now available. | 2025-08-30 | Select regions | |
Instance family | The g9ae general-purpose instance family is now available. | 2025-08-30 | Select regions |
July 2025
Feature | Overview | Release date | Region | Related documentation |
Snapshot creation | You can now create multiple snapshots at once. | 2025-07 | All regions |
May 2025
Feature | Overview | Release date | Region | Related documentation |
Global Search | Global Search offers a centralized way to manage resources, letting you query resources, invoke operations, access console menus, and find documentation. | 2025-05-13 | All regions |
April 2025
Feature | Overview | Release date | Region | Related documentation |
Instance family | The g9i general-purpose instance family is now available. | 2025-04-09 | Select regions | |
Instance family | The c9i compute-optimized instance family is now available. | 2025-04-09 | Select regions | |
Instance family | The r9i memory-optimized instance family is now available. | 2025-04-09 | Select regions |
March 2025
Feature | Overview | Release date | Region | Related documentation |
RHEL 8 to RHEL 9 upgrade | You can now upgrade your RHEL 8 instances to RHEL 9 for the latest features, hardware compatibility, and long-term support. This upgrade is available even during the RHEL 8 Full Support phase. | 2025-03-13 | All regions |
2024
December 2024
Feature name | Description | Release date | Region | Related documentation |
Instance family | The sgn8ia GPU-virtualized instance family is now available. | 2024-12-27 | Select regions |
November 2024
Feature name | Description | Release date | Region | Related documentation |
Instance family | The gn8v GPU-compute instance family is now available. | 2024-11-20 | Select regions | |
Instance family | The ebmgn8v GPU-compute Elastic Bare Metal Server instance family is now available. | 2024-11-20 | Select regions | GPU-compute Elastic Bare Metal Server instance family ebmgn8v |
October 2024
Feature name | Description | Release date | Region | Related documentation |
Snapshot type | The normal snapshot type has been renamed to standard snapshot. | 2024-10-21 | All regions | |
Change operating system | Changing an operating system now includes pre-checks. | 2024-10-18 | All regions |
September 2024
Feature name | Description | Release date | Region | Related documentation |
Instance family | The gn8is GPU-compute instance family is now available. | 2024-09-13 | Select regions | |
Instance family | The ebmgn8is GPU-compute Elastic Bare Metal Server instance family is now available. | 2024-09-12 | Select regions | GPU-compute Elastic Bare Metal Server instance family ebmgn8is |
Operating system migration and upgrade | The operating system migration and upgrade process now includes migration checks. | 2024-09-11 | All regions |
August 2024
Feature name | Description | Release date | Region | Related documentation |
ESSD AutoPL cloud disk | ESSD AutoPL cloud disks now support a cost-capping feature for performance bursts. | 2024-08-22 | All regions |
July 2024
Feature name | Description | Release date | Region | Related documentation |
Regional ESSDs | A zone-redundant ESSD is a new ESSD cloud disk type. Data is automatically stored across multiple availability zones, which are physically isolated with separate data centers, racks, and power supplies. | 2024-07-25 | All regions | |
Application Management | The Application Management feature in CloudLens for EBS generates reports from cloud disk monitoring data and periodically sends you notifications by email or internal message. These reports provide a comprehensive analysis of your resources—including quantity, capacity, and distribution by region and type—to help you optimize resource planning and cost management. | 2024-07-17 | All regions | |
Install Vminit | You can now install Vminit when you create a Windows custom image. Vminit handles initialization for ECS instances, including network configuration, hostname setup, and custom script execution. | 2024-07-03 | All regions | |
Install virtio driver | You can now install the virtio driver from an installation package when you create a Windows custom image. | 2024-07-03 | All regions | |
Risk event overview | When CloudLens for EBS detects potential risks, such as a cloud disk reaching its performance limit or a lack of recent snapshot backups, it reports a risk event. These alerts enable you to act quickly to ensure the stability of your cloud disks and the security of your data. | 2024-07-03 | All regions |
June 2024
Feature name | Description | Release date | Region | Related documentation |
Prevent RAM users from creating high-risk security group rules | Use RAM condition keys in custom permission policies for RAM users to enhance your Alibaba Cloud account security. These policies restrict permissions for creating security groups or adding security group rules. For example, you can prohibit rules that include specific IP addresses and protocols, limit the scope of new rules, or prevent the use of the default security group when creating ECS instances. | 2024-06-25 | All regions | Prevent RAM users from creating high-risk security group rules |
Operating system EOL solutions | After an operating system reaches its End of Life (EOL), Alibaba Cloud no longer provides software updates or security patches. Alibaba Cloud offers comprehensive EOL solutions for EOL versions of CentOS, Red Hat Enterprise Linux, Windows Server, and Alibaba Cloud Linux. | 2024-06-18 | All regions | |
Upgrade a Savings Plan | When your ECS usage grows significantly beyond your Savings Plan's committed spend, the plan may no longer be cost-effective. You can upgrade your Savings Plan by increasing its committed spend for greater discounts. | 2024-06-06 | All regions | |
Renew or automatically renew a Savings Plan | Before your Savings Plan expires, you can renew it or enable auto-renewal to extend its term. | 2024-06-06 | All regions |
May 2024
Feature name | Description | Release date | Region | Related documentation |
Vminit component | The Vminit component automatically runs configuration tasks on instance startup to initialize the system or perform other configurations. | 2024-05-23 | All regions |
April 2024
Feature name | Description | Release date | Region | Related documentation |
ECS instance boot mode | ECS instances and images now support the UEFI-Preferred dual boot mode, which supports both UEFI and Legacy BIOS. | 2024-04-11 | All regions |
March 2024
Feature name | Description | Release date | Region | Related documentation |
Shared private pool | You can use Resource Directory to share a private pool with other Alibaba Cloud accounts or members of your organization. Other accounts can then use the shared private pool to create ECS instances. This improves resource utilization and reduces costs. | 2024-03-28 | All regions |
February 2024
Feature name | Description | Release date | Region | Related documentation |
Build a TDX confidential computing environment | Intel® Trust Domain Extensions (TDX) is a hardware-based security technology for ECS instances. In a TDX instance, the CPU hardware confidentially protects registers, memory data, and interrupt handling. Neither the cloud provider nor external attackers can monitor or tamper with the internal state of the instance, such as its running processes or sensitive data being processed. | 2024-02-08 | China (Beijing) Zone I | |
Modify Cloud Assistant task execution information | If a Cloud Assistant task no longer meets your business needs, you can modify it by changing the command content, adjusting the schedule, or updating the target ECS or managed instances. | 2024-02-02 | All regions |
January 2024
Feature name | Description | Release date | Region | Related documentation |
Cloud Assistant supports task status and heartbeat events | Cloud Assistant events include task status events and heartbeat events. You can subscribe to these events to receive task execution statuses and heartbeat reports, helping you optimize cloud resource management and monitoring. | 2024-01-19 | All regions |
2023
December 2023
Feature | Description | Release date | Region | Related documentation |
Operating system upgrade |
| 2023-12-28 | All regions | |
Monitor and diagnose eRDMA | You can monitor eRDMA with Cloud Monitor and the diagnostic tool. | 2023-12-21 | All regions |
November 2023
Feature | Description | Release date | Region | Related documentation |
Burstable bandwidth | Select sixth-generation and later instance types now support burstable bandwidth, which provides higher network performance during sudden traffic spikes. | 2023-11-06 | All regions |
October 2023
Feature | Description | Release date | Region | Related documentation |
Cloud disks | ESSD AutoPL and ESSD PL0 cloud disks support a minimum capacity of 1 GB in the China (Hohhot), China (Guangzhou), and Korea (Seoul) regions. | 2023-10-30 | Select regions | |
Instant snapshot availability | As part of a phased rollout, the instant snapshot availability feature was upgraded. New snapshots for ESSD PL0/1/2/3 and ESSD AutoPL cloud disks are now instantly available by default and require no additional configuration. | 2023-10-12 | All regions | |
Extended snapshot retention | You can extend the retention period of existing manual and automatic snapshots to meet data backup or compliance requirements. | 2023-10-09 | All regions |
September 2023
Feature | Description | Release date | Region | Related documentation |
Migrate operating systems | You can now migrate instances from Alibaba Cloud Linux 2 to Alibaba Cloud Linux 3. | 2023-09-20 | All regions | |
Share encrypted snapshots | You can now share encrypted snapshots. | 2023-09-01 | All regions |
August 2023
Feature | Description | Release date | Region | Related documentation |
Workbench | Workbench now uses the AliyunServiceRoleForECSWorkbench service-linked role to access ECS and Elastic Container Instance (ECI). | 2023-08-28 | All regions |
May 2023
Feature | Description | Release date | Region | Related documentation |
Copy encrypted snapshots | You can copy encrypted snapshots within the same region or across regions to back up data or change the encryption status of a snapshot. | 2023-05-25 | All regions | |
Share snapshots | You can share system disk or data disk snapshots with other Alibaba Cloud accounts or members of your enterprise by using Resource Directory. This allows recipients to create cloud disks from your shared snapshots for O&M purposes. | 2023-05-25 | All regions |
April 2023
Feature | Description | Release date | Region | Related documentation |
Instance family | Introduced g8a, a general-purpose instance family. | 2023-04-21 | Select regions | |
Instance family | Introduced c8a, a compute-optimized instance family. | 2023-04-21 | Select regions | |
Instance family | Introduced r8a, a memory-optimized instance family. | 2023-04-21 | Select regions | |
Modify the boot mode of an image | You can now change an image's boot mode (UEFI or BIOS) in the ECS console. This mode determines how the system disk boots when an ECS instance is created from the image. | 2023-04-09 | All regions |
March 2023
Feature | Description | Release date | Region | Related documentation |
Manage network MTU | You can enable or disable jumbo frames for ECS instances. | 2023-03-25 | All regions | |
Instance family | Introduced g8i, a general-purpose instance family. | 2023-03-21 | Select regions | |
Instance family | Introduced c8i, a compute-optimized instance family. | 2023-03-21 | Select regions | |
Instance family | Introduced r8i, a memory-optimized instance family. | 2023-03-21 | Select regions | |
Instance family | Introduced g8ae, a general-purpose balanced enhanced instance family. | 2023-03-15 | Select regions | |
Instance family | Introduced c8ae, a compute-optimized balanced enhanced instance family. | 2023-03-15 | Select regions | |
Instance family | Introduced r8ae, a memory-optimized balanced enhanced instance family. | 2023-03-15 | Select regions |
February 2023
Feature | Description | Release date | Region | Related documentation |
Cloud disk resizing | On supported operating systems, you can now use Cloud Assistant to resize cloud disk partitions and file systems directly from the ECS console. | 2023-02-22 | All regions | |
Migrate operating systems | You can now migrate instances from CentOS 7 to Alibaba Cloud Linux 3. | 2023-02-14 | All regions | |
Migrate operating systems | You can now perform same-version or cross-version migrations for instances running CentOS 7 and CentOS 8. | 2023-02-02 | All regions |
2022
November 2022
Feature name | Description | Release date | Region | Related documentation |
Instance family | The g6r general-purpose instance family is now available. | 2022-11-17 | Select regions | |
Instance family | The c8y compute-optimized instance family is now available. | 2022-11-15 | Select regions | |
Instance family | The r8y memory-optimized instance family is now available. | 2022-11-15 | Select regions |
September 2022
Feature name | Description | Release date | Region | Related documentation |
ESSD AutoPL disk | ESSD AutoPL disks, a new disk type based on ESSD, decouple capacity from performance while retaining the core features and performance of ESSD cloud disks. | 2022-09-28 | Select regions | |
Change instance types across availability zones | You can change an ECS instance's type while migrating it across availability zones, allowing for simultaneous resizing and migration. | 2022-09-22 | All regions |
August 2022
Feature name | Description | Release date | Region | Related documentation |
Anti-DDoS Origin Basic | The protection threshold policy for public IP addresses on ECS instances has been adjusted. | 2022-08-31 | All regions | |
Instance family | The gn7e GPU compute-optimized instance family is now available. | 2022-08-25 | Select regions | |
Basic operations in Workbench | Workbench now supports file management and multi-screen terminal features. | 2022-08-09 | All regions |
July 2022
Feature name | Description | Release date | Region | Related documentation |
Modify elastic network interfaces | You can modify the properties of a primary network interface. | 2022-07-28 | All regions | |
Instance family | Selected instance types in the general-purpose, compute-optimized, memory-optimized, high-clock-speed, and supercomputing cluster families now support more IPv6 addresses per network interface. | 2022-07-28 | All regions | |
Basic operations in Workbench | Workbench now includes the System management feature. | 2022-07-22 | All regions | |
Copy images | You can cancel copy tasks for encrypted images. | 2022-07-19 | All regions | |
Connect to instances by using Alibaba Cloud Client | Use Alibaba Cloud Client to browse, search for, and remotely connect to resources such as ECS, Elastic Container Instance (ECI), Simple Application Server, and Alibaba Cloud managed instances. | 2022-07-08 | All regions |
June 2022
Feature name | Description | Release date | Region | Related documentation |
Operating system migration | Use the operating system migration feature to retain system disk data and minimize business downtime during the following migrations:
| 2022-06-17 | All regions | |
Cloud Assistant supports scheduled commands | Cloud Assistant now supports scheduled commands for periodic tasks, routine maintenance, or one-time tasks that need to run at a specific time. | 2022-06-02 | All regions |
May 2022
Feature name | Description | Release date | Region | Related documentation |
Consistency Replication Groups | Consistency Replication Groups provide disaster recovery for applications with multiple cloud disks by centrally managing their asynchronous replication. This process ensures that all disks can be restored to the same point in time, enabling disaster recovery at the instance or multi-instance level. | 2022-05-27 | All regions | |
Trunk ENI | A Trunk ENI is an elastic network interface (ENI) whose management is delegated to a service, such as Container Service for Kubernetes (ACK) or NAT Gateway. | 2022-05-20 | All regions |
March 2022
Feature name | Description | Release date | Region | Related documentation |
Community images | Community images are public custom images shared by users. You can publish your own custom images or use those shared by others in the community. | 2022-03-25 | All regions | |
Session Manager | Session Manager, a feature of Cloud Assistant, offers a more convenient and secure way to remotely connect to ECS instances compared to SSH and VNC. | 2022-03-22 | Select regions |
February 2022
Feature name | Description | Release date | Region | Related documentation |
Instance family | The gn7i GPU compute-optimized instance family now includes additional instance types. | 2022-02-09 | Select regions |
January 2022
Feature name | Description | Release date | Region | Related documentation |
Instance family | The d3c big data compute-intensive instance family is now available. | 2022-01-27 | Select regions |
2021
December 2021
Feature | Overview | Release date | Regions | Related documentation |
Block storage | Asynchronous replication for cloud disks is a cross-region data protection feature that uses the data replication capabilities of block storage. | 2021-12-01 | Select regions |
November 2021
Feature | Overview | Release date | Regions | Related documentation |
Snapshot | The instance snapshot feature has been upgraded to the snapshot consistency group feature. | 2021-11-30 | All | |
Instance family | The ebmgn6ia GPU-accelerated elastic bare metal server instance family is now available. | 2021-11-24 | All | |
Instance family | The ebmg7a general-purpose, ebmc7a compute-optimized, and ebmr7a memory-optimized elastic bare metal server instance type families are now available. | 2021-11-16 | All | |
Instance family | The ebmg7 general-purpose, ebmc7 compute-optimized, and ebmr7 memory-optimized elastic bare metal server instance type families are now available. | 2021-11-16 | All | |
Instance family | The ebmgn7e GPU-accelerated elastic bare metal server instance family is now available. | 2021-11-15 | All | |
Instance family | The sgn7i-vws GPU-virtualized instance family (with shared CPUs) is now available. | 2021-11-15 | All | sgn7i-vws, vGPU-accelerated instance family with shared CPUs |
October 2021
Feature | Overview | Release date | Regions | Related documentation |
Instance family | The g7se storage-enhanced general-purpose, c7se storage-enhanced compute-optimized, and r7se storage-enhanced memory-optimized instance type families are now available. | 2021-10-29 | Select regions |
September 2021
Feature | Overview | Release date | Regions | Related documentation |
Cloud Assistant | Cloud Assistant can deliver task execution records to Object Storage Service (OSS) and Log Service (SLS). | 2021-09-28 | All | |
Instance family | The vgn7i-vws GPU-virtualized instance family is now available. This instance family includes a software license for NVIDIA GRID vWS. | 2021-09-15 | All |
August 2021
Feature | Overview | Release date | Regions | Related documentation |
Community image | A community image is a public image. You can publish your custom images for other users to use, or use community images that others have published. | 2021-08-11 | Select regions | |
Image | Alibaba Cloud Linux 3 supports kernel live patching, which allows you to apply kernel patches to the operating system without restarting the server. | 2021-08-10 | All | |
Economical mode | The No-charge for stopped instances feature is renamed to Economical mode. | 2021-08-09 | All |
July 2021
Feature | Description | Release date | Regions | Related documentation |
Deployment set | The maximum number of ECS instances that can be created in a deployment set is increased from 7 to 20. | 2021-07-29 | All | |
Resource Butler | You can use tag matching to refine the use of open private pools. This feature helps you integrate private pools with your existing tag-based design. | 2021-07-19 | All | |
Instance family | The gn7i GPU-accelerated compute instance family is now available. | 2021-07-01 | All |
June 2021
Feature | Description | Release date | Regions | Related documentation |
Image | Alibaba Cloud Linux 2 supports kernel live patching, which allows you to apply kernel patches to the operating system without restarting the server. | 2021-06-30 | All | |
Automatic restart | After you pay overdue bills, the system automatically restarts your instance. If the instance fails to restart automatically, you must start it manually. | 2021-06-22 | All | |
Instance family | The ebmgn7i GPU-accelerated elastic bare metal server instance family is now available. | 2021-06-08 | All |
May 2021
Feature | Description | Release date | Regions | Related documentation |
Instance family | The ebmc6me compute-optimized elastic bare metal server instance family is now available. | 2021-05-28 | Select regions | |
Instance family | The g7a general-purpose, c7a compute-optimized, and r7a memory-optimized instance type families are now available. | 2021-05-28 | Select regions |
April 2021
Feature | Description | Release date | Regions | Related documentation |
Instance family | The g7 general-purpose, c7 compute-optimized, and r7 memory-optimized instance type families are now available. | 2021-04-19 | Select regions | |
Image | The Alibaba Cloud Linux 3 public image is now available. | 2021-04-16 | All | |
Reserved instance coupon | Reserved instance coupons now apply to more instance type families. | 2021-04-15 | All | |
Instance hibernation | The instance hibernation feature is now available. When you start a hibernated instance, it automatically restores the application's pre-hibernation state. | 2021-04-06 | Select regions | |
Snapshot | You can use this feature to simultaneously create snapshots for multiple cloud disks on an ECS instance to ensure data consistency. | 2021-04-06 | Select regions | |
Snapshot | The application-consistent snapshot feature is now available. When you roll back data by using an application-consistent snapshot, the application is guaranteed to start in a consistent state. | 2021-04-06 | Select regions |
March 2021
Feature | Description | Release date | Regions | Related documentation |
Instance family | The g7t security-enhanced general-purpose, c7t security-enhanced compute-optimized, and r7t security-enhanced memory-optimized instance type families are now available. | 2021-03-31 | Select regions | |
Instance family | The ebmhfg7 high-clock speed general-purpose, ebmhfc7 high-clock speed compute-optimized, and ebmhfr7 high-clock speed memory-optimized elastic bare metal server instance type families are now available. | 2021-03-03 | Select regions |
February 2021
Feature | Description | Release date | Regions | Related documentation |
Instance family | The i3g local SSD-equipped instance family is now available. | 2021-02-26 | All | |
Instance family | The g7ne network-enhanced instance family is now available. | 2021-02-09 | Select regions |
January 2021
Feature | Description | Release date | Regions | Related documentation |
Instance family | The gn7 GPU-accelerated compute instance family is now available. | 2021-01-12 | Select regions | |
Image Builder | Image Builder is an ECS service for customizing images that supports cross-region and cross-account image customization. | 2021-01-11 | All |
History
Table 1. December 2020
|
Feature |
Description |
Release date |
Region |
References |
|
Resource Assurance |
Resource Assurance is a comprehensive service that guarantees the provision of resources to meet your business needs. It can be used to quantify the amount of available resources, reserve resources, and plan private pools. |
2020-12-14 |
Some |
|
|
Instant access |
The instant access feature is available for public preview in the China (Hohhot) region. |
2020-12-03 |
Some |
Table 2. November 2020
|
Feature |
Description |
Release date |
Region |
References |
|
Instance family |
The re6p persistent memory-optimized instance family is released. |
2020-11-04 |
Some |
|
|
Instance family |
The i3 instance family with local SSDs is released. |
2020-11-03 |
Some |
Table 3. October 2020
|
Feature |
Description |
Release date |
Region |
References |
|
Instance family |
The g6se storage-enhanced instance family is released. |
2020-10-23 |
Some |
Table 4. September 2020
|
Feature |
Description |
Release date |
Region |
References |
|
Spot instance |
A spot instance can be configured to have no protection period when it is created by calling an API operation. |
2020-09-25 |
All |
|
|
Savings plan |
Savings plans are provided as discount plans that can be applied to offset the bills of pay-as-you-go instances, excluding spot instances. |
2020-09-18 |
All |
|
|
Instance family |
The g6t security-enhanced general-purpose instance family and c6t security-enhanced compute-optimized instance family are released. |
2020-09-08 |
Some |
|
|
Instance family |
The g6a general-purpose instance family, c6a compute-optimized instance family, and r6a memory-optimized instance family are released. |
2020-09-07 |
Some |
|
|
Instance family |
The ebmg6a general-purpose ECS Bare Metal Instance family, ebmc6a compute-optimized ECS Bare Metal Instance family, and ebmr6a memory-optimized ECS Bare Metal Instance family are released. |
2020-09-07 |
Some |
Table 5. August 2020
|
Feature |
Description |
Release date |
Region |
References |
|
Tag |
Tags can be added to more resources, including reserved instances. |
2020-08-18 |
All |
|
|
Snapshot |
Snapshots can be replicated across regions to improve service reliability and availability. |
2020-08-14 |
Some |
Table 6. July 2020
|
Feature |
Description |
Release date |
Region |
References |
|
Image family |
The image family feature is released to facilitate smooth upgrade and rollback of images. |
2020-07-02 |
All |
Table 7. June 2020
|
Feature |
Description |
Release date |
Region |
References |
|
Instance family |
The d2c compute-intensive big data instance family is released. |
2020-06-23 |
Some |
|
|
Instance family |
The scchfc6 compute-optimized Super Computing Cluster (SCC) instance family with high clock speeds, scchfg6 general-purpose SCC instance family with high clock speeds, and scchfr6 memory-optimized SCC instance family with high clock speeds are released. |
2020-06-23 |
All |
|
|
Instance family |
The ebmc6e compute-optimized ECS Bare Metal Instance family with enhanced performance, ebmg6e general-purpose ECS Bare Metal Instance family with enhanced performance, and ebmr6e memory-optimized ECS Bare Metal Instance family with enhanced performance are released. |
2020-06-23 |
All |
|
|
Storage capacity unit (SCU) |
SCUs can be used to offset the pay-as-you-go bills of different storage resources, such as disks, Object Storage Service (OSS) buckets, Apsara File Storage NAS file systems, and snapshots. |
2020-06-23 |
All |
|
|
Elastic Block Storage (EBS) |
The sequence numbers of disks attached to ECS instances can be queried. |
2020-06-16 |
All |
|
|
Network |
Virtual private clouds (VPCs) of ECS instances can be changed in the ECS console. This feature is in invitational preview. |
2020-06-10 |
Some |
|
|
Enhanced SSD (ESSD) |
ESSDs at the performance level 0 (PL0 ESSDs) are in public preview in the China (Hangzhou) and China (Beijing) regions. |
2020-06-10 |
Some |
|
|
Local disk-related system event |
System events about local disk damages can be queried and damaged local disks can be isolated in the ECS console. |
2020-06-09 |
All |
|
|
Instance family |
The hfg7 general-purpose instance family with high clock speeds, hfc7 compute-optimized instance family with high clock speeds, and hfr7 memory-optimized instance family with high clock speeds are released. |
2020-06-09 |
Some |
|
|
Instance family |
The g6e general-purpose instance family with enhanced performance, c6e compute-optimized instance family with enhanced performance, and r6e memory-optimized instance family with enhanced performance are released. |
2020-06-09 |
All |
|
|
Instance family |
The ebmre6p non-volatile memory-optimized ECS Bare Metal Instance family with enhanced performance is released. |
2020-06-09 |
Some |
Table 8. May 2020
|
Feature |
Description |
Release date |
Region |
References |
|
Image |
Technical support for the CoreOS Container Linux public images is discontinued. CoreOS Container Linux has reached its end of life, and no more security patches are provided. For security concerns, we recommend that you no longer use CoreOS Container Linux images. Alibaba Cloud will soon release Fedora CoreOS public images as a replacement. |
2020-05-26 |
All |
|
|
Reserved instance |
The normalization factors of instance types can be queried to help understand the computing power requirements in the splitting and merging of reserved instances and the size flexibility of regional reserved instances. |
2020-05-14 |
All |
Table 9. April 2020
|
Feature |
Description |
Release date |
Region |
References |
|
Instance family |
The ebmre6-6t memory-optimized ECS Bare Metal Instance family with enhanced performance is released. |
2020-04-28 |
All |
|
|
Instance family |
The re6 memory-optimized instance family with enhanced performance is released. |
2020-04-20 |
Some |
Table 10. March 2020
|
Feature |
Description |
Release date |
Region |
References |
|
Instance family |
The i2ne and i2gne instance families with local SSDs are released. |
2020-03-11 |
All |
Table 12. January 2020
|
Feature |
Description |
Release date |
Region |
References |
|
Tag |
A wide range of tag features are provided. Tags can be used to control permissions of Resource Access Management (RAM) users. Tags can be added and modified by using Operation Orchestration Service (OOS). |
2020-01-03 |
All |
|
|
Instance family |
The d2s storage-intensive big data instance family is released. |
2020-01-17 |
Some |
|
|
Instance family |
The vgn6i lightweight GPU-accelerated compute-optimized instance family is released. |
2020-01-16 |
Some |
|
|
Instance family |
The s6 shared standard instance family is released. |
2020-01-16 |
Some |
|
|
Image |
Technical support for the Windows Server 2008 and Windows Server 2008 R2 public images is discontinued. We recommend that you upgrade to Windows Server 2012 or later at your earliest convenience. |
2020-01-14 |
All |
Table 13. December 2019
|
Feature |
Description |
Release date |
Region |
References |
|
SCU |
40 GiB, 100 GiB, and 500 GiB are added as capacity options for SCUs. |
2019-12-05 |
Some |
Table 14. November 2019
|
Feature |
Description |
Release date |
Region |
References |
|
Tag |
The tag editor feature is released. Up to 5,000 resource data entries across services and regions can be queried. The tags of resources can be edited, and resource information can be exported. |
2019-11-28 |
All |
|
|
Snapshot |
The quota for automatic snapshots is increased to 1,000. |
2019-11-15 |
All |
|
|
Instance family |
The gn6e GPU-accelerated compute-optimized instance family is released. |
2019-11-14 |
Some |
|
|
Instance family |
The ebmgn6e GPU-accelerated compute-optimized ECS Bare Metal Instance family is released. |
2019-11-14 |
Some |
|
|
Instance family |
The sccgn6ne GPU-accelerated compute-optimized SCC instance family is released. |
2019-11-14 |
Some |
Table 15. October 2019
|
Feature |
Description |
Release date |
Region |
References |
|
Instance family |
The hfc6, hfg6, and hfr6 instance families with high clock speeds are released. |
2019-10-15 |
Some |
|
|
Instance family |
The ebmhfc6, ebmhfg6, and ebmhfr6 ECS Bare Metal Instance families are released. |
2019-10-10 |
All |
Table 16. September 2019
|
Feature |
Description |
Release date |
Region |
References |
|
Disk resizing |
|
2019-09-26 |
All |
|
|
Instance family |
The ebmc6, ebmg6, and ebmr6 ECS Bare Metal Instance families are released. |
2019-09-24 |
All |
|
|
Instance family |
The t6 burstable instance family is released. |
2019-09-12 |
Some |
|
|
Security group |
The maximum number of security group rules that a security group can contain is increased to 200. |
2019-09-03 |
All |
|
|
Snapshot |
The individual quotas for manual snapshots and automatic snapshots are increased to 256. |
2019-09-02 |
All |
Table 17. August 2019
|
Feature |
Description |
Release date |
Region |
References |
|
Instance family |
The ebmgn6v GPU-accelerated compute-optimized ECS Bare Metal Instance family is released. |
2019-08-26 |
Some |
|
|
Instance family |
The ebmgn6i GPU-accelerated compute-optimized ECS Bare Metal Instance family is released. |
2019-08-26 |
Some |
|
|
Image |
The image export feature is available in all Alibaba Cloud regions. |
2019-08-21 |
All |
|
|
Snapshot |
The snapshot service is available for commercial use. All existing and new snapshots are billed on a pay-as-you-go basis. |
2019-08-21 |
All |
Table 18. July 2019
|
Feature |
Description |
Release date |
Region |
References |
|
Instance family |
The g6 general-purpose instance family is released. |
2019-07-30 |
Some |
|
|
Instance family |
The c6 compute-optimized instance family is released. |
2019-07-30 |
Some |
|
|
Instance family |
The r6 memory-optimized instance family is released. |
2019-07-30 |
Some |
|
|
Instance family |
The ebmc5s network-enhanced compute-optimized ECS Bare Metal Instance family is released. |
2019-07-30 |
Some |
|
|
Instance family |
The ebmg5s network-enhanced general-purpose ECS Bare Metal Instance family is released. |
2019-07-30 |
Some |
|
|
Instance family |
The ebmr5s network-enhanced memory-optimized ECS Bare Metal Instance family is released. |
2019-07-30 |
Some |
Table 19. June 2019
|
Feature |
Description |
Release date |
Region |
References |
|
Auto Provisioning |
Auto Provisioning uses auto provisioning groups to schedule and maintain computing resources. This makes it easy to deploy clusters of instances across billing methods, instance types, and zones. |
2019-06-28 |
All |
|
|
ESSD |
The ESSD service is available for commercial use after the public preview is complete. Three performance levels of ESSDs are released. |
2019-06-28 |
Some. For more information about the supported regions, see FAQ about Elastic Block Storage. |
|
|
vgn5i, lightweight GPU-accelerated compute-optimized instance family |
GRID drivers are provided for vgn5i instances. |
2019-06-19 |
All |
Table 20. May 2019
|
Feature |
Description |
Release date |
Region |
References |
|
EBS |
Subscription disks can be created by calling API operations. |
2019-05-15 |
All |
Table 21. April 2019
|
Feature |
Description |
Release date |
Region |
References |
|
Elastic network interface (ENI) |
A single ENI can be assigned multiple private IP addresses. |
2019-04-28 |
All |
|
|
EBS |
Data disks of an ECS instance can be resized online to meet storage requirements without restarting the instance. |
2019-04-24 |
All |
|
|
EBS |
System disks can be resized. |
2019-04-24 |
All |
|
|
Snapshot |
Snapshots can be created for expired disks. |
2019-04-20 |
All |
Table 22. March 2019
|
Feature |
Description |
Release date |
Region |
References |
|
Public image |
Aliyun Linux 2 public images are released. |
2019-03-27 |
All |
|
|
Instance family |
The gn6i GPU-accelerated compute-optimized instance family is released. |
2019-03-21 |
All |
|
|
Instance family |
The sccgn6 GPU-accelerated compute-optimized SCC instance family is released. |
2019-03-20 |
All |
|
|
Instance family |
The vgn5i lightweight GPU-accelerated compute-optimized instance family is released. |
2019-03-19 |
All |
|
|
Reserved instance |
The reserved instance feature is in invitational preview. |
2019-03-18 |
All |
|
|
Cloud Assistant |
Cloud Assistant is available for ECS instances in the classic network. |
2019-03-01 |
All |
Table 23. January 2019
|
Feature |
Description |
Release date |
Region |
References |
|
Event notification |
Status change events and alert events for the recycling of spot instances are supported. |
2019-01-29 |
All |
Table 24. December 2018
|
Feature |
Description |
Release date |
Region |
References |
|
Cloud Assistant |
Cloud Assistant is available in the UK (London) region. |
2018-12-31 |
All |
|
|
Spot instance |
Spot instances are billed by second. |
2018-12-17 |
All |
|
|
Instance |
The release protection feature is supported. |
2018-12-14 |
All |
|
|
ENI |
The DescribeNetworkInterfaces operation can be called to query the public IP address associated with an ENI. |
2018-12-04 |
All |
Table 25. November 2018
|
Feature |
Description |
Release date |
Region |
References |
|
Custom image |
Packer can be used to create custom images. |
2018-11-30 |
All |
|
|
Instance family |
The re4e high memory instance family is released. |
2018-11-30 |
All |
|
|
EBS |
Subscription disks can be separately created and attached to subscription instances. |
2018-11-29 |
All |
|
|
Deployment set |
The deployment set feature is released. |
2018-11-16 |
All |
Table 26. October 2018
|
Feature |
Description |
Release date |
Region |
References |
|
Instance family |
The f3 FPGA-accelerated compute-optimized instance family is released. |
2018-10-31 |
All |
|
|
API best practices |
API best practices are released in the ECS console. |
2018-10-19 |
All |
Table 27. September 2018
|
Feature |
Description |
Release date |
Region |
References |
|
t5, burstable instance family |
Unlimited mode is available for the t5 burstable instance family. |
2018-09-30 |
All |
|
|
Instance metadata |
Information of O&M system events is included in instance metadata. |
2018-09-14 |
All |
|
|
Instance health status |
The health status of each ECS instance is displayed on the instance details page. |
2018-09-14 |
All |
|
|
Instance family |
The gn6v new-generation GPU-accelerated instance family (V100 model) is released. |
2018-09-12 |
All |
|
|
Instance purchase |
Multiple instances can be renewed at a time, and historical instances can be purchased. |
2018-09-07 |
All |
|
|
System event |
API operations used to create or cancel simulated events are released. |
2018-09-03 |
All |
|
|
Billing method |
Subscription instances can be changed into pay-as-you-go instances. |
2018-09-01 |
All |
Table 28. August 2018
|
Feature |
Description |
Release date |
Region |
References |
|
Local disk |
The O&M of instances that have local disks attached is optimized. |
2018-08-31 |
All |
|
|
Cloud Assistant |
Cloud Assistant is supported in the ECS console. |
2018-08-17 |
All |
|
|
Instance family |
SCC instance families are released. |
2018-08-16 |
All |
Table 29. July 2018
|
Feature |
Description |
Release date |
Region |
References |
|
Custom image |
Images in the qcow2 format can be imported. |
2018-07-30 |
All |
|
|
Security group |
Security group rules can be modified. |
2018-07-25 |
All |
|
|
Tag |
Tags can be added to resources when the resources are created. |
2018-07-20 |
All |
|
|
Instance family |
The ebmc4 compute-optimized ECS Bare Metal Instance family is released. |
2018-07-18 |
All |
|
|
Snapshot |
The estimated remaining time required to create snapshots is displayed. |
2018-07-17 |
All |
|
|
Account and user privileges |
Quota management is supported. |
2018-07-15 |
All |
|
|
ESSD |
The ESSD service is in public preview in Beijing Zone G. |
2018-07-14 |
Beijing Zone G |
|
|
Instance troubleshooting |
System logs and screenshots can be viewed. |
2018-07-13 |
All |
|
|
Security group |
A ticket can be submitted to modify the maximum numbers of instances and security group rules that can be added to a security group. |
2018-07-10 |
All |
|
|
Instance family |
The ic5 compute-intensive instance family is released. |
2018-07-09 |
All |
Table 30. June 2018
|
Feature |
Description |
Release date |
Region |
References |
|
Public image |
Operating systems including Red Hat can be selected from public images to create ECS instances. |
2018-06-29 |
All |
|
|
Instance configuration upgrade |
The configurations of pay-as-you-go instances can be upgraded or downgraded across instance families. |
2018-06-15 |
All |
|
|
Billing method |
Subscription instances can be renewed on a weekly basis. |
2018-06-12 |
All |
|
|
Security group |
Security groups in the classic network can be cloned to a VPC. |
2018-06-06 |
All |
|
|
Active O&M |
Phase 2 of active O&M is brought online. |
2018-06-01 |
All |
Table 31. May 2018
|
Feature |
Description |
Release date |
Region |
References |
|
Custom image |
The image compliance tool is released. |
2018-05-28 |
All |
|
|
System event |
ECS system events are updated to CloudMonitor and can be queried. |
2018-05-25 |
All |
|
|
Launch template |
The launch template feature is released. |
2018-05-11 |
All |
Table 32. April 2018
|
Feature |
Description |
Release date |
Region |
References |
|
Billing method |
Pay-as-you-go instances can be changed into subscription instances. |
2018-04-23 |
All |
Change the billing method from pay-as-you-go to subscription |
|
Instance configuration downgrade |
The configurations of expired subscription instances can be downgraded while the instances are being renewed. |
2018-04-13 |
All |
Table 33. March 2018
|
Feature |
Description |
Release date |
Region |
References |
|
GPU-accelerated instance |
NVIDIA GPU Cloud (NGC) GPU-accelerated containers are supported. |
2018-03-28 |
All |
|
|
System event |
The system event feature is released. |
2018-03-26 |
All |
|
|
ECS Bare Metal Instance |
ECS Bare Metal Instance is released. |
2018-03-14 |
All |
|
|
Instance identity |
The ECS instance identity feature is released. |
2018-03-01 |
All |
Table 34. February 2018
|
Feature |
Description |
Release date |
Region |
References |
|
ECS API |
The API operation used to check whether the configurations of ECS instances can be upgraded or downgraded is released. |
2018-02-10 |
All |
|
|
Subscription instance |
The number of days during which an instance stays expired before it is released is extended from 7 to 15. |
2018-02-07 |
All |
|
|
ECS API |
API operations used to create and query resources are released. |
2018-02-02 |
All |
Table 36. December 2017
|
Feature |
Description |
Release date |
Region |
References |
|
No Fees for Stopped Instances (VPC-Connected) |
The No Fees for Stopped Instances (VPC-Connected) feature is supported for pay-as-you-go instances. |
2017-12-14 |
All |
|
|
ENI |
The ENI feature is released. |
2017-12-08 |
All |
|
|
ECS API |
The API operation used to batch create instances is released. |
2017-12-01 |
All |
|
|
Instance troubleshooting |
The real-time diagnostics feature is supported in the ECS console. |
2017-12-01 |
All |
Automatic diagnostics system |
Table 37. November 2017
|
Feature |
Description |
Release date |
Region |
References |
|
Cloud Migration tool |
The Cloud Migration tool is released. |
2017-11-27 |
All |
|
|
Security group rule |
Security group rules can be imported and exported. |
2017-11-23 |
All |
|
|
Subscription instance |
The auto-renewal feature can be disabled for subscription instances. |
2017-11-23 |
All |
|
|
Billing method |
API operations used to create and renew weekly subscription instances are released. |
2017-11-03 |
All |
|
|
Instance RAM role |
RAM roles can be assigned to ECS instances. |
2017-11-01 |
All |
Table 38. October 2017
|
Feature |
Description |
Release date |
Region |
References |
|
Elastic IP Address (EIP) |
The public IP addresses of instances in VPCs can be converted into EIPs. |
2017-10-31 |
All |
Convert the static public IP address of an instance in a VPC to an EIP |
|
Spot instance |
The spot instance feature is released. |
2017-10-18 |
All |
|
|
t5, burstable instance family |
The t5 burstable instance family is released. |
2017-10-09 |
All |
Table 39. September 2017
|
Feature |
Description |
Release date |
Region |
References |
|
Billing method |
Bills of pay-as-you-go instances and disks are accurate to the second and generated by hour. |
2017-09-29 |
All |
|
|
gn5i instance family |
The gn5i GPU-accelerated compute-optimized instance family is released. It is applicable to deep learning and online inference scenarios. |
2017-09-23 |
All |
|
|
Disk encryption |
Disks can be encrypted. |
2017-09-05 |
All |
Table 40. August 2017
|
Feature |
Description |
Release date |
Region |
References |
|
Security group rule |
Security group rules can be configured based on 5-tuples. |
2017-08-31 |
All |
|
|
ClassicLink |
ClassicLink allows instances in the classic network to be connected to instances in VPCs. |
2017-08-25 |
All |
|
|
Instance family |
The new-generation instance families with high clock speeds and instance families with local SSDs are released. They are powered by Skylake processors and support 25 Gigabit Ethernet. |
2017-08-22 |
All |
|
|
ECS API |
The API operation used to change the bandwidth configurations of instances is released. |
2017-08-17 |
All |
|
|
Custom image |
Custom images can be imported. |
2017-08-10 |
All |
Table 41. July 2017
|
Feature |
Description |
Release date |
Region |
References |
|
Image |
Technical support for the Windows Server 2003 public images is discontinued. We recommend that you upgrade to Windows Server 2012 or later at your earliest convenience. |
2017-07-20 |
All |
|
|
Security group |
Security group rules can be configured to isolate the instances in a security group from each other. |
2017-07-07 |
All |
Modify the internal access control policy of a basic security group |
Table 42. June 2017
|
Feature |
Description |
Release date |
Region |
References |
|
Classic network |
The classic network is unavailable for users who create ECS instances at or after 12:00:00 on June 16, 2017 (UTC+8) for the first time. We recommend that you use VPC. |
2017-06-16 |
All |
Table 43. May 2017
|
Feature |
Description |
Release date |
Region |
References |
|
Instance RAM role |
The API operation used to manage instance RAM roles is released. |
2017-05-26 |
All |
|
|
Instance family |
The network-enhanced instance family is released. |
2017-05-23 |
All |
|
|
Instance family |
The d1 storage-intensive instance family is released. |
2017-05-12 |
All |
|
|
Security group |
The default security group rule is modified to expose only Internet Control Message Protocol (ICMP) ports, Transmission Control Protocol (TCP) port 22, and TCP port 3389. |
2017-05-11 |
All |
|
|
Security group |
Security groups can be backed up, overwritten, and restored. |
2017-05-10 |
All |
Table 44. April 2017
|
Feature |
Description |
Release date |
Region |
References |
|
SSH key pair |
The SSH key pair feature is released. |
2017-04-25 |
All |
Table 45. February 2017
|
Feature |
Description |
Release date |
Region |
References |
|
Custom image |
cloud-init supports some custom images. |
2017-02-24 |
All |
|
|
Instance family |
The i1 I/O optimized instance family with local SSDs is released. |
2017-02-17 |
All |
|
|
Snapshot |
System disk snapshots can be used to create data disks. |
2017-02-15 |
All |
|
|
Instance family |
The gn4 GPU-accelerated compute-optimized instance family is released. |
2017-02-14 |
All |
Table 46. January 2017
|
Feature |
Description |
Release date |
Region |
References |
|
Instance family |
The ga1 GPU-accelerated visualization and compute-optimized instance family is released. |
2017-01-24 |
All |
|
|
Instance family |
The se1 dedicated instance family is released. |
2017-01-21 |
All |
Table 47. 2016
|
Feature |
Description |
Release date |
Region |
References |
|
Snapshot |
Snapshot 2.0 is released. |
2016-03-15 |
All |
|
|
Disk resizing |
System disks can be resized. |
2016-01-15 |
All |
Table 48. 2015
|
Feature |
Description |
Release date |
Region |
References |
|
Custom image |
Custom images can be imported. |
2015-12-15 |
All |
|
|
Security group |
Security groups are supported in the ECS console. |
2015-11-02 |
All |
|
|
Alibaba Cloud Marketplace image |
Alibaba Cloud Marketplace images are available for commercial use. |
2015-09-02 |
All |
|
|
Tag |
The tag feature is released. |
2015-08-20 |
All |
|
|
System disk |
The operating systems of pay-as-you-go instances can be replaced. |
2015-08-13 |
All |
|
|
Custom image |
Custom images can be shared. |
2015-05-15 |
All |
|
|
Disk resizing |
Disks can be resized offline. |
2015-04-20 |
All |
|
|
Custom image |
The image replication feature is released. |
2015-01-26 |
All |
Table 49. 2014
|
Feature |
Description |
Release date |
Region |
References |
|
EBS |
The independent disk feature is released. |
2014-08-22 |
All |