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Cloud Parallel File Storage:Product specifications

Last Updated:Dec 05, 2025

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

File system instance performance

Metric

CPFS for Lingjun 400 MB/s/TiB baseline (invitational preview)

Throughput

  • Read throughput: min{400 × storage capacity (TiB), 400,000} MB/s

    The maximum read throughput can reach 2 TB/s. To increase the read throughput capacity, submit a ticket.

  • Write throughput: min{200 × storage capacity (TiB), 200,000} MB/s

Maximum throughput per client (maximum access speed for a single server)

25 GB/s

IOPS

  • Read IOPS: min{6,800 × storage capacity (TiB), 6,800,000}

    The maximum read IOPS can reach 30,000,000. To increase the read IOPS, submit a ticket.

  • Write IOPS: min{2,300 × storage capacity (TiB), 2,300,000}

Average single-path 4 KB read latency

0.25 ms

Average single-path 4 KB write latency

0.6 ms

Capacity specifications

  • Initial capacity: 10 TiB

  • Scaling step size: 10 TiB

  • Maximum capacity: 1 PiB

    You can create a file system with a capacity of up to 20 PiB. To create a file system with a larger capacity, submit a ticket.

Applicable advanced features