Concept Guide

Table of contents
3 Dell EMC Ready Solutions for HPC BeeGFS High Performance Storage | ID 460
Table of contents
1 Introduction ................................................................................................................................................................... 4
2 BeeGFS File System .................................................................................................................................................... 5
3 Dell EMC BeeGFS Storage Solution Reference Architecture ...................................................................................... 7
3.1 Management Server ........................................................................................................................................... 7
3.2 Metadata Server ................................................................................................................................................. 8
3.3 Storage Server .................................................................................................................................................... 9
3.4 Clients ............................................................................................................................................................... 10
3.5 Hardware and Software Configuration ............................................................................................................. 10
3.6 Advantages of using NVMe devices in the R740xd servers ............................................................................ 12
3.7 R740xd, 24x NVMe Drives, Details on CPU Mapping ...................................................................................... 13
4 Performance Characterization .................................................................................................................................... 14
4.1 Sequential writes and reads IOzone N-N ......................................................................................................... 15
4.2 Sequential writes and reads IOR N-1 ............................................................................................................... 17
4.3 Random writes and reads N-N ......................................................................................................................... 19
4.4 Metadata performance with MDtest using empty files...................................................................................... 19
5 Scalability of Dell EMC Ready Solutions for HPC BeeGFS Storage ......................................................................... 22
5.1 Base Configurations ......................................................................................................................................... 22
5.2 BeeGFS Usable Space Calculation.................................................................................................................. 23
5.3 Scalable Configurations .................................................................................................................................... 23
5.4 Performance Characterization of Scalable Configurations .............................................................................. 24
A Benchmarks and test tools ......................................................................................................................................... 27
A.1 IOzone .............................................................................................................................................................. 27
A.2 IOR ................................................................................................................................................................... 28
A.3 MDtest .............................................................................................................................................................. 29
A.4 Intel Data Center Tool ...................................................................................................................................... 30
B Technical support and resources ............................................................................................................................... 32