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Figure A-12 Client Count Versus Total Throughput (MB/s)

A.7.3 Throughput Scaling

A single file accessed by eight clients benefits from increased striping up to the number of available

OSTs.

Figure A-13 Stripe Count Versus Total Throughput (MB/s) – Single File

A.8 10 GigE Performance

This section describes the performance characteristics of the HP SFS system when the clients are

connected with 10 GigE network links. Tests were run with HP SFS G3.2-0 and HP-MPI V2.3.

72 HP SFS G3 Performance

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HP Part Number: SFSUGG32-D 1
Published: October 2009 1
Edition: 4 1
Table of Contents 3
4 Table of Contents 4
Table of Contents 5 5
List of Figures 6
List of Tables 7
About This Document 9
Related Information 10
Structure of This Document 11
Documentation Updates 11
HP Encourages Your Comments 11
1 What's In This Version 13
1.3.1 Hardware Configuration 14
Figure 1-1 Platform Overview 15
1.4 Server Security Policy 17
1.5 Release Notes 17
1.5.2 Bug Fixes 18
1.5.3 Known Issues 18
2.1 Installation 19
2.2 Accessing the MSA CLI 19
2.3.2 Creating New Volumes 20
2.4 MSA2000 Monitoring 22
2.4.1 email Notifications 23
2.4.2 SNMP Monitoring 24
3.1 Supported Firmware 26
3.2 Installation Requirements 27
3.3 Installation Phase 1 28
3.3 Installation Phase 1 29 29
3.4 Installation Phase 2 31
3.5.3 Configuring pdsh 33
3.5.4 Configuring ntp 33
3.6 Upgrade Installation 35
# start lustre config 36
# end lustre config 36
3.6.2 Client Upgrades 37
4.1 Installation Requirements 39
4.2 Installation Instructions 40
5 Using HP SFS Software 43
44 Using HP SFS Software 44
5.1.1.1 Multiple File Systems 45
5.2 Configuring Heartbeat 46
5.2.3 Configuration Files 47
48 Using HP SFS Software 48
5.2.4 Copying Files 49
5.2.5 Things to Double-Check 49
5.2.6 Things to Note 50
5.3 Starting the File System 51
5.4 Stopping the File System 51
5.5 Monitoring Failover Pairs 52
5.7.1.1 On the Server 53
54 Using HP SFS Software 54
5.7.1.3 On the Client 56
6 Licensing 59
60 Licensing 60
7.1 Server Reboot 61
7.2 Errors from install2 61
7.3 Application File Locking 61
7.4 MDS Is Unresponsive 61
7.8 SELinux Support 62
A HP SFS G3 Performance 63
A.2 Single Client Performance 64
A.3 Throughput Scaling 66
A.3 Throughput Scaling 67 67
A.4 One Shared File 68
A.6 Random Reads 69
A.7.1 Benchmark Platform 70
A.8 10 GigE Performance 72
A.8.1 Benchmark Platform 73
74 HP SFS G3 Performance 74
A.8.3 Throughput Scaling 75
78 Index 78

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