This topic outlines the release dates, supported regions, and related documents for File Storage NAS.
May 2026
Feature | Description | Release date | Region | Documentation |
New region for General-purpose NAS | General-purpose NAS is now available in the Malaysia (Johor) region. | 2026-05-19 | Malaysia (Johor) |
March 2026
Feature name | Description | Release date | Region | Related documents |
New region for Capacity-type General-purpose NAS | Capacity-type General-purpose NAS is now available in the China (Zhongwei) region. | 2026-03-02 | China (Zhongwei) |
May 2025
Feature | Description | Release date | Region | References |
Mounting NAS file systems on Container Compute Service (ACS) | Container Compute Service (ACS) now supports mounting NAS file systems. | 2025-05-28 |
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February 2025
Feature | Description | Release date | Region | References |
Capacity monitoring metrics for the archive storage class | You can monitor metrics for the archive storage class, such as read/write traffic and the number of delete and truncate operations that incur penalties. | 2025-02-28 | All regions | |
Support for new Windows operating systems | NAS supports the Windows Server 2025 and Windows Server 2022 operating systems. | 2025-02-24 | All regions |
November 2024
Feature | Description | Release date | Region | References |
Lifecycle management enhancement | You can now apply lifecycle policies to General-purpose NAS file systems created before June 1, 2020. | 2024-11-05 | All regions |
September 2024
Feature | Description | Release date | Region | References |
Oplock | An opportunistic lock (oplock) is a key component of the SMB protocol that improves file access speed. It allows clients to cache and prefetch data locally, which reduces round trips to the remote server. This feature is particularly useful for single-user read/write operations, multi-user concurrent access, IIS servers, genomics computing, and shared map applications. | 2024-09-05 | All regions |
June 2024
Feature | Description | Release date | Region | References |
Customer-managed keys for General-purpose NAS | You can use a customer master key (CMK) to encrypt and decrypt data in General-purpose NAS. This improves data security and helps you meet compliance requirements. | 2024-06-25 | All regions | |
Log audit for Extreme NAS | Extreme NAS integrates with Simple Log Service (SLS) to provide log analysis. This feature lets you collect, query, analyze, transform, and consume file system access logs in real time. | 2024-06-24 | All regions |
May 2024
Feature | Description | Release date | Region | References |
Archive storage class | The archive storage class provides an ultra-low-cost data storage pool for General-purpose NAS. This storage class is designed for data that is accessed fewer than twice per quarter. | 2024-05-31 |
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Capacity monitoring for Extreme NAS | Extreme NAS supports capacity monitoring. You can use CloudMonitor to monitor the storage usage of your file system instances in real time. Monitored metrics include used capacity, number of files, total storage space, and maximum number of files. Note
| 2024-05-21 |
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February 2024
Feature | Description | Release date | Region | References |
Premium NAS file systems | General-purpose NAS now offers the Premium storage class, ideal for latency-sensitive workloads such as container data persistence, AI training data storage, industrial simulation, and genetic computing. | 2024-02-02 |
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January 2024
Feature | Description | Release date | Region | References |
Bandwidth upgrade for Advanced-type Extreme NAS | Bandwidth for Advanced-type Extreme NAS file systems has been increased in select regions. The bandwidth now scales with storage capacity up to a maximum of 4000 MB/s. In other regions, the bandwidth limit remains unchanged. Note This upgrade applies only to newly created file systems. | 2024-01-19 |
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Release history
Table 1. 2023
Feature | Description | Release date | Region | References |
Mount target hibernation | If a mount target for a General-purpose NAS file system has no data and has not been accessed for two months, it automatically enters hibernation mode, releasing its resources. After a mount target enters hibernation, it can no longer be used for mounting. You can reactivate the mount target through OpenAPI or in the console. | 2023-09-15 | All regions except China (Shenzhen) Finance. | |
Directory quotas | NAS supports directory quotas for SMB file systems. | 2023-08-30 | All regions except China (Shenzhen) Finance. | |
New region support for General-purpose Capacity NAS | General-purpose Capacity NAS file systems are now available in SAU (Riyadh - Partner Region). | 2023-08-01 | SAU (Riyadh - Partner Region) | |
Mount target hibernation | If a mount target for a General-purpose NAS file system has no data and has not been accessed for two months, it automatically enters hibernation mode, releasing its resources. After a mount target enters hibernation, it can no longer be used for mounting. You can reactivate the mount target through OpenAPI or in the console. | 2023-04-19 |
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Capacity monitoring for the IA storage class | NAS supports capacity monitoring for the IA storage class. You can view the capacity in the NAS console and the CloudMonitor console. You can also configure alert rules in CloudMonitor for timely notifications about capacity anomalies. | 2023-02-14 | All regions | |
Capacity monitoring for General-purpose NAS | General-purpose NAS supports capacity monitoring. You can use CloudMonitor to monitor the storage usage of your file system instances in real time. Monitored metrics include the amount of data in General-purpose NAS (excluding the IA storage class), the amount of data in the IA storage class, and the number of files. | 2023-02-14 | All regions |
Table 2. 2022
Feature | Description | Release date | Region | References |
Encryption in transit | General-purpose NAS provides end-to-end security to protect data from eavesdropping during transmission. | 2022-04-01 | All regions |
Table 3. 2021
Feature | Description | Release date | Region | References |
SMB super admin | A super admin can manage any file in any directory without modifying access control lists (ACLs). You can grant super admin permissions to a group. | 2021-12-17 | All regions | |
Recycle bin | The recycle bin for General-purpose NAS protects data without requiring you to modify your applications. | 2021-11-01 | All regions | |
Recycle bin | The recycle bin for General-purpose NAS protects data without requiring you to modify your applications. | 2021-08-20 |
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One-click mount | Use the NAS console to mount, query, and unmount General-purpose NAS file systems that use the NFS protocol. The console automatically adapts to your Linux version and applies optimal mount parameters. | 2021-08-18 | All regions | |
Data retrieval | The lifecycle management feature for General-purpose NAS now supports SMB file systems. Additionally, you can view files in the IA storage class and retrieve them to hot storage. | 2021-06-15 | All regions | |
Resource plans | A resource plan is a prepaid billing method that offers larger discounts than the pay-as-you-go method. Unlike storage packages, a resource plan is not tied to a specific file system. You can purchase multiple resource plans to offset service fees for multiple file systems. | 2021-03-26 | All regions |
Table 4. 2020
Feature | Description | Release date | Region | References |
IA storage class | You can configure lifecycle management to implement tiered storage, moving data between hot storage and the IA storage class to optimize your total cost of ownership (TCO). | 2020-06-30 | All regions |
Table 5. 2019
Feature | Description | Release date | Region | References |
Pay-as-you-go | Extreme NAS now supports the pay-as-you-go billing method, allowing you to pay only for what you use and reduce your TCO. | 2019-05-06 | All regions | |
Extreme NAS | File Storage NAS introduced the Extreme NAS file system type. This file system type is optimized for low-latency workloads with a massive number of small files, offering improved IOPS performance and enhanced data protection. | 2019-04-05 | All regions |
Table 6. 2018
Feature | Description | Release date | Region | References |
Encryption in transit | This feature provides end-to-end security, protecting data from eavesdropping during transmission. | 2018-09-30 |
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File backup | You can regularly back up NAS files and restore them promptly in case of data loss or corruption. | 2018-05-31 | All regions | |
Performance monitoring | You can use CloudMonitor to view performance metrics such as read/write throughput, IOPS, latency, and metadata QPS. You can also configure alert rules for these metrics for timely notifications about exceptions. | 2018-01-05 | All regions | |
SMB protocol | The SMB protocol is ideal for Windows clients because it allows their applications to access NAS without modification. It is the recommended protocol for Windows environments. | 2018-01-05 | All regions |