IBM RS/6000 SP manual Splstdata -n pg, Pg /var/adm/SPlogs/css/out.top Notes

Page 38

SP Switch function (MAP 0620)

splstdata -n pg

5.From the system file server, log into ªprimaryº processor node as root using thetelnet command: telnet PrimaryNodename

6.Check errpt -a-N Worm pg for any switch related problems. If any errors are listed, use the error information, with this MAP, to help isolate the problem.

7.Check the functional state of the switch in the out.top file by issuing the following command on the ªprimaryº processor node:

pg /var/adm/SPlogs/css/out.top Notes:

a.Verify that the timestamp on the out.top file is current (using ls -l /var/adm/SPlogs/css/out.top).

b.Refer to ″Starting a service call (MAP 0100)″ in RS/6000 SP: System Service Guide for information on using the pg command.

8.Problems are indicated at the end of a text line by the following sequence:

ô# ErrorMessage

Examples of error messages:

-1 uninitialized

-3 R: faulty link from VOP

9.Does /var/adm/SPlogs/css/out.top file report any problems?

v If yes, use the SPS Error Conditions table (Table 1-7 on page 1-19)to continue service.

vIf no, go to ªStep 0620-002º.

Step 0620-002

No functional problems found.

1.Have you replaced any components or fixed problems? v If yes:

a.You have resolved the switch problem.

b.Go to ″End of call (MAP 0650)″ in RS/6000 SP: System Service Guide.

vIf no, go to ªStep 0620-003º.

Step 0620-003

You did not find any functional problems and you did not fix or replace anything.

1.Did Estart command start okay?

v If yes, call the next level of support.

vIf no:

a.Consult the ªDiagnosing Switch Problemsº section ofIBM RS/6000 SP: PSSP Diagnosis Guide.

b.Return to ªStep 0620-001º on page 1-17.

1-18RS/6000 SP: SP Switch Service Guide

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Contents IBM Page IBM Fifth Edition April Contents FRU removals and replacements Figures Vi RS/6000 SP SP Switch Service Guide Tables ViiViii RS/6000 SP SP Switch Service Guide Safety and environmental notices Safety noticesRS/6000 SP SP Switch Service Guide SPSFD017 Xii RS/6000 SP SP Switch Service Guide Laser safety information Environmental notices Product recycling and disposalXiv RS/6000 SP SP Switch Service Guide Related information About this bookWho should use this book How to send your comments Summary of changes Xviii RS/6000 SP SP Switch Service Guide Maintenance Analysis Procedures MAPs Switch description and problem determination MAP Flashing Power GreenEnvironment Yellow Errors in /var/adm/SPlogs/css/out.top see Priority Message or condition ActionSP Switch environment MAP Condition ActionSwitch connector resistance values Step SP Switch inner chassis and front chassis cables Priority Component ActionStep 10RS/6000 SP SP Switch Service Guide Step 12RS/6000 SP SP Switch Service Guide SP Switch power MAP SP Switch power MAP PDU-BH-P1 PDU-BH-P2 PDU-BH-P3 PDU-BH-P4 PDU-BH-P5 From From P1 pinEprimary SP Switch function MAPEstart Splstdata -n pg Pg /var/adm/SPlogs/css/out.top NotesSP Switch function MAP Splstdata -s pg Error # Message/condition Description and actionIf the cabling does not match, correct the cabling SDRGetObjects DependentNodeL03-N01 L01-S00-BH-J18E02-S00-BH-J18 E02-N04Priority Message/condition Action Var/adm/SPlogs/css/out.top file haveStep Service Request Number Failing components DescriptionSRN 26RS/6000 SP SP Switch Service Guide Priority Failing component Action 28RS/6000 SP SP Switch Service Guide Step 30RS/6000 SP SP Switch Service Guide Estart Do not perform the cable wrap test Step Do not perform cable wrap test Step Check /var/adm/SPlogs/css/out.top file Format structure LocationsNaming standard for RS/6000 SP components Location diagrams of the RS/6000 SP components Major assemblyFront and rear views of RS/6000 SP frame Figure notes2shows a front view of the RS/6000 SP multi-switch frame Front view of 49-inch frame locations. See notes below Frame locations Frame FRAExample E01-FRA-G1 Switch assembly locations Air BaffleConnector details Cable routing10RS/6000 SP SP Switch Service Guide Cable routing in a multi-switch frame F/C 2030/1 12RS/6000 SP SP Switch Service Guide Switch data cables Cable Part Plug from Plug to Number Location14RS/6000 SP SP Switch Service Guide Tools and files overview Service proceduresPersonal ESD requirements Ifconfig Utility see note Runs on Description FaultserviceWormRTGRc.switch File see note Location Description Rc.switch.logUsing the css.snap script Node supervisor verification Switch supervisor self-testVerification tests using Perspectives Self-test Conditions Pass sequenceSwitch supervisor verification Frame supervisor verificationDetermining the correct switch clock source Selecting appropriate switch clocksSelecting the switch clock source EclockNumber of Logical Master Clock Choice Model Frames Removing and restoring switch resourcesRemoving a switch assembly from the active configuration Restoring a switch assembly to the active configuration Viewing switch partitionsEfence of primary and primary backup nodes Replacing a switch assembly from service positionResetting the clock and bootlist after servicing a node Installing firmware updates on SP nodes Installing adapter microcode packagesAdapter Package Running diagnostics on a switch port FRU removals and replacements Handling static-sensitive devicesReplacing the switch assembly Procedures for switch assembliesRemoving the switch assembly Removing the switch front chassis cable Removing the switch fansReplacing the switch fans Replacing the switch front chassis cable Removing the switch supervisor cardReplacing the switch supervisor card Removing the switch inner chassis cableReplacing the switch inner chassis cable Removing the switch power cardsReplacing the switch power cards Removing the SP Switch power supply cards8RS/6000 SP SP Switch Service Guide Parts catalog SPS, SPS-8 Switch assembly feature view Assembly Part number Units Description Index 4RS/6000 SP SP Switch Service Guide Inner chassis assembly SPS includes all assembly in shaded Air flow Cable, front chassis SP Switch External Cables SPS SPS-8 Switch cables featureSP Switch Data Cables SPS-8 Parts catalog Multi-switch frame F/C 2030/1 Multi-switch frame F/C 2030/1 12RS/6000 SP SP Switch Service Guide Trademarks Industry Canada compliance statement United Kingdom telecommunications safety requirementsEuropean Union EU statement Radio protection for Germany For installations in JapanElectromagnetic interference EMI statement Taiwan 4RS/6000 SP SP Switch Service Guide Index Numerics ESD Switch inner chassis cable, SPS Switch partitioning 4RS/6000 SP SP Switch Service Guide Please tell us how we can improve this book Readers comments ± Wed like to hear from youHow satisfied are you that the information in this book is IBM Page IBM
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RS/6000 SP specifications

The IBM RS/6000 SP (Scalable Power) is a high-performance computing system that was developed in the early 1990s and has since become a significant player in the realm of supercomputing and enterprise solutions. Designed primarily for scientific, engineering, and complex data analysis tasks, the RS/6000 SP provides powerful processing capabilities, enhanced scalability, and features to support demanding applications.

One of the key characteristics of the RS/6000 SP is its modular architecture, which allows for the addition of multiple nodes. Each node is based on IBM's Power architecture, leveraging the RISC (Reduced Instruction Set Computing) design to achieve high throughput and efficiency. The system can support configurations ranging from a few nodes to hundreds, enabling organizations to scale their computational power as needed based on workload requirements.

The RS/6000 SP employs advanced interconnect technologies, most notably the SP Switch, which ensures high-speed communication between nodes. This interconnect allows for seamless data transfer, ensuring that the system can handle large datasets and complex computations without bottlenecks. The SP's ability to deliver concurrent processing capabilities makes it ideal for parallel computing tasks, including simulations, modeling, and large-scale computations.

In terms of software, the RS/6000 SP was equipped with AIX, IBM's version of the UNIX operating system, which provides a stable and secure environment for enterprise applications. Furthermore, the system supports a vast array of programming languages and tools, including Fortran, C, and C++, along with libraries and frameworks designed for high-performance computing. This compatibility allows developers to optimize their applications to fully utilize the underlying hardware.

Another notable feature of the RS/6000 SP is its extensive support for various workloads, including database management, multi-user applications, and graphical processing. The system was equipped with high-performance graphics capabilities, making it suitable for tasks that require intensive visualization, such as computer-aided design (CAD) and scientific visualization.

Overall, the IBM RS/6000 SP has solidified its role in the high-performance computing landscape, combining advanced technologies, robust scalability, and flexibility to meet the unique demands of research and enterprise environments. Its legacy continues to influence modern computing architectures, embodying IBM’s commitment to innovation and performance in the pursuit of complex problem-solving capabilities.
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