Function Release Records

CDS

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    • Introduction to snapshot
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CDS

  • API Reference
    • Disk Related Interfaces
  • Dedicated Cluster Operation Guide
    • Charge
    • Create a dedicated cluster
    • Create Cloud Disk Server in Dedicated Cluster
    • Expand Dedicated Cluster
    • View Dedicated Cluster Information
    • What Is a Dedicated Cluster
  • Disk Operation Guide
    • Basic Operations
      • Create cloud disks
      • Disk encryption
        • Encrypt Data Disk and Snapshot
        • Encrypt System Disk and Image
        • Encryption Overview
      • Format cloud disks
        • Format Disk Partition on Linux System
        • Format Disk Partition on Windows System
        • Overview
      • Monitor alarm
      • mount Cloud Disk Server
      • Recycle bin
      • Release cloud disks
      • Tag Management
      • Unmount Cloud Disk Server
    • Billing management
      • Renew cloud disks
      • Shift Charge
    • Elastic Operations
      • Burst performance capability
      • Change cloud disk type
      • Performance preconfiguration
        • Use Performance Pre-Configuration
        • What Is Performance Pre-Configuration
      • Resize cloud disks
        • Expansion Overview
        • Extend Disk Partition on Linux Data Disk
        • Extend Disk Partition on Linux System Disk
        • Extend Disk Partition on Windows Data Disk
        • Extend Disk Partition on Windows System Disk
  • FAQs
    • Billing Problems
    • Common Questions Overview
    • Configuration-related questions
    • Fault-related questions
    • Performance-related questions
    • Security Problems
  • Peripheral Tools
    • CDSCMD Tool
      • Configure CDS CMD Tool
      • Install CDS CMD Tool
      • Operate Disk Using CDS CMD Tool
      • Overview
      • Tool Version History
  • Product Description
    • Application scenarios
    • Disk Status
    • Disk types
    • Product advantages
    • Product features
    • Product functions
    • Product Introduction
    • Type and Region
  • Product pricing
    • Disk charge type
      • Pay as you go
      • Subscription billing
    • Disk Expiration and Debt Reminder
    • Snapshot Charge Type
    • Universal Storage Capacity Package GSCP
  • Product Updates
    • Function Release Records
    • Product Announcement
      • Adjustments to prepay Disk renew, shift charge, and Unsubscribe Operations
  • Service Level Agreement (SLA)
    • Baidu Intelligent Cloud Block Storage Trusted Cloud
    • CDS Service Level Agreement (SLA V2_0)
  • Snapshot Operation Guide
    • Disk Snapshot
      • Automatic snapshot
      • Create a custom image
      • Create CDS disk from snapshot
      • Cross-region replication
      • Delete a snapshot
      • Manual Snapshot
      • Snapshot Rollback
      • Tag Management
    • Instance snapshots
      • Instance snapshots
    • Introduction to snapshot
      • Instructions for use
      • Snapshot chain
  • Typical Practices
    • Block Device Persistent Naming
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  • Function Release Records

Function Release Records

Updated at：2025-11-03
Release time Function name Function description Supported regions Related documents
2023-09 Support for batch disk creation Support for batch creation of disks with the same configuration via the console All Create cloud disks
2023-05 Enhanced SSD_PL3 A new disk type that supports use with Baidu Cloud Compute (BCC) and delivers up to 1,000,000 IOPS All Disk type introduction
2023-05 Performance preconfiguration Support for initiating independent performance adjustments for CDS disks All Performance preconfiguration introduction
2023-03 CDS CMD command-line interface Newly released CDS CMD command-line tool for one-click completion of capacity expansion, partitioning, and file system operations All CDS CMD tool
2023-02 Enhanced SSD_PL2 Release of the enhanced SSD_PL2 disk type, which supports a maximum of 100,000 IOPS and 750 MBps throughput per disk All Disk types
2022-11 Dedicated clusters CDS supports dedicated clusters; cloud disk resources support physical isolation All Dedicated clusters
2022-01 API support for cross-region snapshot replication API support for cross-region snapshot replication All API support for cross-region snapshot replication
2021-12 Enhanced SSD_PL1 Enhanced SSD_PL1 supports a maximum of 50,000 IOPS and 350 MB/s throughput per disk All Disk types
2021-06 General storage capacity package The general storage capacity package (GSCP) is a new capacity sales method that combines flexibility of use and cost-effectiveness North China - Beijing North China - Baoding East China - Suzhou South China - Guangzhou General storage capacity package
2021-04 Support for batch cloud disk expansion Support for batch expanding cloud disks via the console to enable bulk expansion operations. This feature is currently available to whitelisted users. To use it, please submit a ticket North China - Beijing ——
2020-10 Support for system disk and image encryption Support for system disk and custom image encryption North China - Beijing System disk and image encryption
2020-09 New release of disk encryption Support for encrypting data disks and data disk snapshots North China - Beijing, South China - Guangzhou Disk encryption
2020-08 Support for prepaid downgrade in disk type change Support for prepaid downgrade in cloud disk type change All Online disk type change
2020-08 Upgrade of the creation page interaction Upgrade of the creation page interaction All Create cloud disk server (CDS)
2020-07 New data disk monitoring viewing method The Baidu Cloud Compute (BCC) monitoring page supports viewing CDS data disk monitoring data All Disk monitoring
2020-06 CDS cloud disks integrated into the bucket trash Actively released cloud disks will be retained in the bucket trash for 7 days All Bucket trash
2020-06 New release of instance snapshots Support for synchronously creating snapshots for all cloud disks in a cloud server to back up the entire server’s data All Instance snapshots
2020-04 Support for downloading snapshot chain lists Support for downloading CDS snapshot chain lists All Snapshot chain
2020-04 CDS system disk billing change The 40 GB free capacity for CDS system disks is no longer provided starting from April 8 All Product pricing
2020-03 Support for tag management for snapshots and automatic snapshot policies CDS snapshots and automatic snapshot policies support tag management. For detailed descriptions, see Snapshot Tag Management All Snapshot tag management
2020-02 High-throughput HDD launched in selected regions High-throughput HDD launched in selected availability zones of North China - Beijing North China - Beijing Disk type introduction
2020-01 CDS snapshot service officially commercialized The CDS snapshot service is officially commercialized, with storage space occupied by snapshots billed in the form of snapshot chains. For detailed descriptions, see Snapshot Billing Method All Snapshot charge type
2019-12 Chinese name adjustment for CDS cloud disks The Chinese name of CDS cloud disks has been adjusted. For detailed descriptions, see Cloud Disk Chinese Name Change Notice All Disk type introduction
2019-12 New release of high-throughput HDD cloud disks New launch of cost-effective high-throughput HDD cloud disks with 400 MBps throughput, suitable for scenarios with low IO, high throughput, and high cost sensitivity East China - Suzhou Disk type introduction
2019-11 Permanent drive letter query function CDS cloud disks often experience drive letter drift after unmounting/mounting. From now on, you can query the permanent drive letter of a disk using the grep command All Configuration-related questions
2019-10 Online disk type change CDS cloud disks support online disk type change. From now on, users can initiate type upgrades or downgrades for purchased postpaid cloud disks, and type upgrades for purchased prepaid disks. This feature supports both virtual machine data disks and system disks, and allows initiating online capacity expansion for disks while changing their type All Online disk type change
2019-08 Online resizing All disk types support online resizing All Resize CDS cloud disk
2019-04 New disk release New launch of cost-effective Standard Cloud Disks with 200 MBps throughput, suitable for scenarios with infrequent access or low IO load All Disk type introduction
2018-12 Pay-as-you-go price adjustment CDS Pay-as-you-go price adjustment All Pay-as-you-go
2018-09 Support for associating automatic snapshot policies during disk creation Support for directly associating automatic snapshot policies when purchasing CDS cloud disks, and synchronizing disk snapshot reminders All Automatic snapshot policy
2018-09 Create new disks from system disk snapshots Support for directly creating new CDS data disks from system disk snapshots, facilitating users to back up important data in system disks All Create CDS disks from snapshots
2018-07 Support for automatic snapshots Support for automatic snapshot functionality. You only need to predefine the disks for which automatic snapshots need to be created and set the snapshot creation cycle; the system will automatically create snapshots according to your settings All Automatic snapshot

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