White Papers

Dell HPC Lustre Storage solution with Mellanox Infiniband EDR
Contents
1. Introduction ........................................................................................................... 1
2. The Lustre File System .............................................................................................. 1
3. Dell HPC Lustre Storage with Intel EE for Lustre Description ................................................ 3
3.1 Management Server ........................................................................................... 5
3.2 Metadata Servers .............................................................................................. 5
3.3 Object Storage Servers ....................................................................................... 7
3.4 Scalability ...................................................................................................... 9
3.5 Networking ................................................................................................... 10
3.5.1 Management Network ................................................................................... 10
3.5.2 Data Network ............................................................................................. 10
3.6 Managing the Dell HPC Lustre Storage with Intel EE for Lustre ..................................... 11
4. Performance Evaluation and Analysis .......................................................................... 12
4.1 N-to-N Sequential Reads / Writes ........................................................................ 14
4.2 Random Reads and Writes ................................................................................. 15
4.3 Metadata Testing ............................................................................................ 16
5. Performance Tuning Parameters ................................................................................ 18
5.1 Lustre specific tunings ..................................................................................... 18
5. Conclusions.......................................................................................................... 19
Appendix A: Benchmark Command Reference ..................................................................... 20
References ................................................................................................................ 21