Qlogic QME7342 Betriebsanweisung PDF herunterladen (Seite 22)

1–Introduction

Interoperability

1-4 IB0054606-02 A

1 2 ... 17 18 19 20 21 22 23 24 25 26 27 ... 283 284

OFED+ Host Software 1
Release 1.5.4 1
Document Revision History 2
Table of Contents 3
IB0054606-02 A v 5
5 Using Other MPIs 6
E ULP Troubleshooting 10
F Write Combining 10
G Commands and Files 10
H Recommended Reading 11
List of Figures 12
List of Tables 13
User Guide 14
Intended Audience 15
Related Materials 15
Documentation Conventions 15
License Agreements 16
Technical Support 17
Knowledge Database 18
1 Introduction 19
Overview 20
Interoperability 21
1–Introduction 22
1-4 IB0054606-02 A 22
2 Step-by-Step Cluster Setup 23
Using MPI 24
3 InfiniBand 25
Installed Layout 26
IPoIB Administration 29
IB Bonding 30
Red Hat EL5 and EL6 31
Subnet Manager Configuration 34
3–InfiniBand 36
3-12 IB0054606-02 A 36
Default Configuration 37
3-14 IB0054606-02 A 38
DQG[ 39
[I 39
[ 40
IB0054606-02 A 3-17 41
ScanFrequency 42
Other Settings 43
Changing the MTU Size 44
Managing the ib_qib Driver 45
Performance Tuning 49
Default Parameter Settings 50
AMD CPU Systems 52
AMD Interlagos CPU Systems 52
Intel CPU Systems 52
IB0054606-02 A 3-31 55
Compute Nodes 59
Node Type Selection 60
Test Execution 60
Homogeneous Nodes 61
Adapter and Other Settings 62
Remove Unneeded Services 63
Configuring for ssh 64
Process Limitation with ssh 68
3-48 IB0054606-02 A 72
4 Running MPI on QLogic 73
Create the mpihosts File 75
Running Open MPI Applications 75
To Use Another Compiler 77
Table 4-3. Intel 78
Process Allocation 79
Open MPI 81
IB0054606-02 A 4-9 81
4-10 IB0054606-02 A 82
PSM_SHAREDCONTEXTS=0 82
PSM_SHAREDCONTEXTS=NO 82
Running in Shared Memory Mode 83
Using Open MPI’s mpirun 85
Environment for Node Programs 87
Setting MCA Parameters 89
Name Description 91
IB0054606-02 A 4-21 93
compile line 93
is used by other 93
Debugging MPI Programs 94
The TotalView 95
4-24 IB0054606-02 A 96
MVAPICH2 100
Running MVAPICH2 Applications 101
Platform MPI 8 102
Intel MPI 103
Installation 104
5–Using Other MPIs 108
5-12 IB0054606-02 A 108
6 SHMEM Description and 109
SHMEM Programs 111
Compiling SHMEM Programs 112
Running SHMEM Programs 113
Slurm Integration 116
Sizing Global Shared Memory 117
6-10 IB0054606-02 A 118
Progress Model 119
Active Progress 120
Passive Progress 120
Environment Variables 121
Implementation Behavior 123
6-16 IB0054606-02 A 124
IB0054606-02 A 6-17 125
Operation Calls 126
SHMEM Benchmark Programs 135
QLogic SHMEM reduce benchmark 138
Option Description 139
6-32 IB0054606-02 A 140
7 Virtual Fabric support in 141
Virtual Fabric Support 142
Using SL and PKeys 142
Using Service ID 143
Adapters 144
8 Dispersive Routing 145
8–Dispersive Routing 146
8-2 IB0054606-02 A 146
IB0054606-02 A 8-3 147
8-4 IB0054606-02 A 148
IB0054606-02 A 9-1 149
Required Steps 150
Installing DHCP 151
Configuring DHCP 152
Netbooting Over IB 153
HTTP Boot Setup 162
IB0054606-02 A 9-15 163
/etc/init.d/httpd start 163
9-16 IB0054606-02 A 164
A Benchmark Programs 165
Between Two Nodes 168
(osu_mbw_mr) 170
A–Benchmark Programs 172
A-8 IB0054606-02 A 172
IB0054606-02 A A-11 175
A-12 IB0054606-02 A 176
B SRP Configuration 177
QLogic SRP Configuration 178
Specifying a Session 179
B–SRP Configuration 180
B-4 IB0054606-02 A 180
script as follows: 182
Port Indexes 184
Specifying a SRP Target Port 185
Specifying an Adapter 186
Restarting the SRP Module 187
SRP Initiator port to another 190
FVIC in Chassis 194
1. Review ib_qlgc_srp_query 197
Native IB Storage SRP Driver” 198
Native IB Storage SRP Driver 198
OFED SRP Configuration 200
B-26 IB0054606-02 A 202
C Integration with a Batch 203
C-4 IB0054606-02 A 206
D Troubleshooting 207
BIOS Settings 208
InfiniPath 212
SDP Module Not Loading 213
Performance Issues 215
Erratic Performance 216
Open MPI Troubleshooting 218
E–ULP Troubleshooting 225
IB0054606-02 A E-7 225
Troubleshooting SRP Issues 227
Following is an example: 230
E-14 IB0054606-02 A 232
IB0054606-02 A E-15 233
E-16 IB0054606-02 A 234
IB0054606-02 A E-17 235
Solution: 237
E-20 IB0054606-02 A 238
F–Write Combining 240
F-2 IB0054606-02 A 240
# ipath_mtrr 240
F-4 IB0054606-02 A 242
Restarting InfiniPath 244
Program Name Function 245
G–Commands and Files 247
IB0054606-02 A G-5 247
Sample output: 248
G-20 IB0054606-02 A 262
OS_version/updates 267
G-30 IB0054606-02 A 272
# modprobe -v ib_qib 272
Common Tasks and Commands 274
Function Command 275
Table G-4. Useful Files 276
G-38 IB0054606-02 A 280
OpenFabrics 282
Clusters 282
Networking 282
Other Software Packages 282

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