Fabric Manager Users Guide, Version 6.1, Revision A - QLogic

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Fabric Manager 7.0.1 User Guide Parameters Excluded from Configuration Consistency Checking . . . . 1-8 Common and Shared Configuration . . . . . . . . . . . . . . . . . . . . . . 1-8 SM Configuration . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-9 BM Configuration . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-9 PM Configuration . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-9 FE Configuration. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-9 Congestion Control Architecture . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-9 Multiple Subnet Support in Host QLogic Fabric Manager . . . . . . . . . . . . . . 1-10 Fabric Viewer & QLogic Fabric Manager . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-11 QLogic Fabric Manager Logging . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-11 SM Algorithms & Features . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-12 Routing Algorithms in the SM . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-12 LID Mask Control (LMC) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-12 Multicast Group Support . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-12 Fabric Manager’s InfiniBand Subnet Manager. . . . . . . . . . . . . . . . . . . . . . . 1-12 QLogic Fabric Manager Interoperability . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-13 Terminology Clarification – “FM” vs. “SM” . . . . . . . . . . . . . . . . . . . . . . . . . . 1-13 2 Advanced Fabric Manager Capabilities Fabric Change Detection . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-1 Handling Unstable Fabrics . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-1 Tolerance of Slow Nodes. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-2 Multicast Denial of Service . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-2 Fabric Unicast Routing . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-3 Credit Loops . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-3 Routing Algorithm . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-3 Shortest Path . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-3 Fat Tree . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-4 Dimension Ordered Routing — Up/Down (dor-updown) . . . . . . 2-4 Adaptive Routing . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-7 LMC, Dispersive Routing and Fabric Resiliency . . . . . . . . . . . . . . . . . 2-8 PathRecord Path Selection . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-9 Mesh/Torus Topology Support . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-10 Disruption Handling . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-12 Path Record Query . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-13 Virtual Fabrics . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-13 Dispersive and Multi-Path Routing . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-13 Switch and Host Channel Adapter VLs . . . . . . . . . . . . . . . . . . . . . . . . 2-14 Bootstraping the fabric. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-14 Topology Configuration in the Fabric Manager . . . . . . . . . . . . . . . . . . 2-15 iv IB0054608-01 B
Fabric Manager 7.0.1 User Guide Fabric Multicast Routing. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-16 Handling Fabric Changes . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-17 Conserving Multicast LIDs. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-18 Precreated Multicast Groups . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-18 Multicast Spanning Tree Root . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-19 Multicast Spanning Tree Pruning. . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-19 Packet and Switch Timers . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-19 Switch Timers . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-19 Packet LifeTime. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-20 Fabric Sweeping. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-21 Optimized Fabric Programming. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-22 Scalable SMA Retries . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-22 Link Speed Negotiation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-22 Performance Manager . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-23 Port Groups . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-25 PM Sweeps . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-27 PA Images . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-27 PA Client Queries . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-28 Error Thresholding. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-28 Counter Classification . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-29 Congestion Statistics . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-31 Histogram Data . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-32 Support for iba_report . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-32 64 Bit PMA Counter Support . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-33 Scalable PMA Retries . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-33 Support for IBM eHCA. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-33 Multiple QLogic Fabric Manager Instances per Management Host . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-33 Subnet Configuration Example . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-34 SM Loop Test . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-35 Loop Test introduction . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-35 Important loop test parameters . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-36 Loop Test Fast Mode. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-36 Loop Test Default Mode. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-36 SM Loop Test Setup and Control Options . . . . . . . . . . . . . . . . . . . . . . 2-37 Run the SM Loop Test using CLI Commands . . . . . . . . . . . . . . . . . . . 2-37 Requirements to run the SM Loop Test . . . . . . . . . . . . . . . . . . . 2-37 Loop Setup Options . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-37 Packet Injection Options. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-38 Other SM Loop Test Commands . . . . . . . . . . . . . . . . . . . . . . . . 2-39 IB0054608-01 B v
Page 1 and 2: User Guide Fabric Manager 7.0.1 IB0
Page 3: Table of Contents Preface Intended
Page 7 and 8: Fabric Manager 7.0.1 User Guide 4 V
Page 9 and 10: Fabric Manager 7.0.1 User Guide D E
Page 11 and 12: Preface Intended Audience This manu
Page 13 and 14: For details about available service
Page 15 and 16: 1 Overview of the QLogic Fabric Man
Page 17 and 18: 1-Overview of the QLogic Fabric Man
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2-Advanced Fabric Manager Capabilit
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3 Fabric Manager Configuration This
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4 Virtual Fabrics Overview Virtual
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4-Virtual Fabrics Configuration Eac
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4-Virtual Fabrics Configuration Tab
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4-Virtual Fabrics Configuration Al
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5 Embedded Fabric Manager Commands
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6 Installation and Set Up Installin
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A Fabric Manager Command Line Inter
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B QLogic Fabric Manager Log Message
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B-QLogic Fabric Manager Log Message
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C Mapping Old Parameters Versions o
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C-Mapping Old Parameters Old PM Par
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C-Mapping Old Parameters Old BM Par
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D QOS Options in a Mesh/Torus vFabr
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E ./INSTALL Syntax Syntax ./INSTALL
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Corporate Headquarters QLogic Corpo
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Fabric Manager Users Guide, Version 6.1, Revision A - QLogic

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