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Cloud Parallel File Storage:Product Specifications

Last Updated:Feb 07, 2026

This topic describes the performance, capacity, and supported advanced features of CPFS for Lingjun.

File System Performance Specifications

Metric

CPFS for Lingjun 400 MB/s/TiB Baseline (Invitational Preview)

Read throughput

min{400 × storage capacity (TiB), 400000} MBps

Up to 2 TB/s. To increase read throughput, submit a ticket.

Write throughput

min{200 × storage capacity (TiB), 200000} MBps

Maximum throughput per client (maximum speed at which a single server accesses the file system)

25 GB/s

Read IOPS

min{6800 × storage capacity (TiB), 6800000}

Up to 30000000. To increase read IOPS, submit a ticket.

Write IOPS

min{2300 × storage capacity (TiB), 2300000}

Average 4 KiB read latency per path

0.25 ms

Average 4 KiB write latency per path

0.6 ms

Capacity Specifications

  • Minimum capacity: 10 TiB

  • Scaling step size: 10 TiB

  • Maximum capacity: 1 PiB

    You can create file systems up to a maximum size of 20 PiB. If needed, please submit a ticket to request creation.

For scaling limits, see Limits.

Advanced Features