China Mobile Internet Co., Ltd.

Overview

China Mobile Internet Co., Ltd. | Subsidiary of China Mobile

Country: China

Industry: Telecommunications / Internet Services

Solution: i2NAS

China Mobile Internet needed to migrate 15PB of historical user data from Tencent Cloud NAS to China Mobile Cloud NAS, with a complete verification process to ensure data consistency after migration.

Customer Challenge

  • Massive-scale migration — Required transferring 15PB of data from Tencent Cloud NAS to China Mobile Cloud NAS.
  • Strict verification requirements — Needed a robust comparison mechanism to verify data integrity and consistency across both platforms.

I2 Solution

  • i2NAS synchronization tool — Utilized multiple sync hosts for concurrent transfers.
  • In-memory data handling — Ensured data was not written to disk during migration for enhanced security and reliability.
  • Visualized management interface — Centralized control over migration rules and monitoring without heavy command-line operations.
  • Comprehensive verification — Built-in comparison tools to ensure source and target data match exactly.

Solution Effects

  • Increased migration efficiency with multi-thread and multi-task parallel processing.
  • Bandwidth throttling capability to avoid business impact during peak hours.
  • Resume-from-breakpoint feature for uninterrupted migration.
  • Achieved complete consistency verification between source and target data after migration.
Information2

We are experts in data replication and enterprise security. The Information2 team provides professional insights into centralized backup, disaster recovery, data migration and management, high availablity. We empower enterprises to protect their most valuable digital assets and achieve seamless business continuity.

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