This topic describes the performance, capacity, and 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 stream | 0.25 ms |
Average 4 KiB write latency per stream | 0.6 ms |
Capacity Specifications
Minimum capacity: 10 TiB
Scaling step size: 10 TiB
Maximum capacity: 1 PiB
You can create a file system up to 20 PiB in size, with a scaling step size of 300 TiB. To request this, submit a ticket.
For scaling limits, see Limits.