Dell PowerEdge M420 Manual - Halaman 3

Jelajahi secara online atau unduh pdf Manual untuk Server Dell PowerEdge M420. Dell PowerEdge M420 38 halaman. Dell poweredge blade servers getting started guide
Juga untuk Dell PowerEdge M420: Pembaruan Informasi (38 halaman), Catatan Rilis (27 halaman), Manual (25 halaman), Panduan Pengguna (23 halaman), Panduan Informasi Penting (35 halaman), Manual Pembaruan (32 halaman), Manual Pembaruan (28 halaman), Panduan Pengguna (26 halaman), Panduan Pengguna (22 halaman), Panduan Memulai (12 halaman), Panduan Teknis (46 halaman), Panduan Teknis (48 halaman), Panduan Portofolio (27 halaman), Panduan Memulai (14 halaman), Panduan Memulai (12 halaman)

Halaman Cetak
Dell PowerEdge M420 Manual
Improving NFS Performance on HPC Clusters with Dell Fluid Cache for DAS
Contents
Executive Summary ....................................................................................................... 5
1.
Introduction ........................................................................................................... 6
1.1.
Dell Fluid Cache for DAS (direct-attached storage) ..................................................... 6
2.
Solution design and architecture.................................................................................. 6
2.1.
NFS storage solution (baseline) ............................................................................. 7
2.2.
Dell Fluid Cache for DAS based solution .................................................................. 9
2.3.
I/O clients test bed ......................................................................................... 10
2.4.
Solution tuning ............................................................................................... 12
2.4.1.
Storage .................................................................................................. 13
2.4.2.
NFS server .............................................................................................. 13
2.4.3.
Dell Fluid Cache for DAS ............................................................................. 14
2.5.
Tracking solution health and performance ............................................................. 14
2.5.1.
Server health and monitoring ....................................................................... 14
2.5.2.
2.5.3.
Dell Fluid Cache for DAS health and monitoring ................................................. 16
3.
Performance ........................................................................................................ 16
3.1.
Sequential writes and reads ............................................................................... 17
3.2.
Random writes and reads .................................................................................. 19
3.3.
Metadata tests ............................................................................................... 20
3.4.
Cold-cache tests ............................................................................................. 22
4.
Conclusion ........................................................................................................... 25
5.
References .......................................................................................................... 25
Appendix A: Step-by-step configuration of Dell Fluid Cache for NFS .......................................... 27
Hardware checklist and cabling .......................................................................... 27
NFS server set up ............................................................................................ 28
NFS server configuration and tuning ..................................................................... 29
Virtual disk configuration .................................................................................. 31
XFS and DFC configuration................................................................................. 33
Useful commands and references ........................................................................ 34
Performance tuning on clients ............................................................................ 34
Appendix B: Benchmarks and tests ................................................................................... 35
IOzone ......................................................................................................... 35
mdtest ......................................................................................................... 37
3