Home > Workload Solutions > High Performance Computing > White Papers > Dell Validated Design for HPC pixstor Storage—Joint Solution with Kalray > PowerEdge R750 NVMe tier summary
The current solution was able to deliver good performance, which is expected to be stable. Furthermore, the NVMe tier is expected to scale in capacity and performance linearly as more NVMe tier modules are added. A similar performance increase can be expected from additional HDMD NVMe modules.
Benchmark | Peak performance | Sustained performance | ||
Write | Read | Write | Read | |
Large Sequential N clients to N files | 28.6 GB/s | 98.7 GB/s | 26 GB/s | 96 GB/s |
Large Sequential N clients to single shared file | 27.1 GB/s | 97.3 GB/s | 20 GB/s | 92 GB/s |
Random Small blocks N clients to N files | 584K IOps | 2031K IOps | 560K IOps | 1390K IOps |
Metadata create empty files | 252.5K Ops | 160K Ops | ||
Metadata stat empty files | 10.5M Ops | 4.5M Ops | ||
Metadata read empty files | 4.3M Ops | 2.3M Ops | ||
Metadata remove empty files | 419.1K Ops | 220K Ops | ||
Metadata create 4 KiB files | 137.4 Ops | 120K Ops | ||
Metadata stat 4 KiB files | 9.8M Ops | 2.4M Ops | ||
Metadata read 4 KiB files | 3.3M Ops | 1.7M Ops | ||
Metadata remove 4 KiB files | 317.4K Ops | 254K Ops |