IBM RS/6000 SP manual E02-S17-BH-J18, E02-N05, E06-S02-BH-J3, Priority Condition Action

Page 40

Switch Function (MAP 0620)

Table 1-6. SP Switch2 error conditions (continued)

Error #

Device Message

Link Message

Description and Action

 

 

 

 

−9

Destination not

Link has been

Description: Possible hardware problem.

 

reachable

removed from

Action: Go to ªStep 0620-004º.

 

 

network, not

 

 

connected

 

 

 

 

 

Step 0620-004

You were directed here by an Error Condition listed in Table 1-6 on page 1-19which lists functional problems reported in /var/adm/SPlogs/css0/p0/out.top file. This file lists all switch data connections with comment lines indicating the various types.

1.Check the entire /var/adm/SPlogs/css0/p0/out.top file for errors before proceeding to the prioritized table.

2.Use the following prioritized table to service problems reported in the /var/adm/SPlogs/css0/p0/out.top file. The messages are from comment lines preceding the error.

Notes:

a.Be aware that wrap plugs or terminators used in the following steps can potentially fail; therefore, exercise caution before performing major replacements to make sure that a diagnostic wrap plug or terminator is not faulty.

b.Where applicable, frame and switch assembly jack numbers are indicated on each line of the out.top file. (Refer to ªFormat structureº on page 2-1 for more information on the nomenclature.)

For example:

E02-S17-BH-J18

Identifies the switch in frame 2, slot 17 using bulkhead jack 18

E02-N05

Identifies node in frame 2, slot 5

E06-S02-BH-J3

Identifies multi-switch frame 6, slot 2, BH-J3

Refer to notes at beginning of ªSwitch function (MAP 0620)º on page 1-17 for more information on cable connections and logical-to-physical frame translations.

Table 1-7. Problem from the out.top file

Priority

Condition

Action

 

 

 

 

 

1

v Primary node connection

Go to ªStep 0620-005º on page 1-23 to check ªprimaryº

 

(1 of 5)

v Node connections on same switch as

or ªsecondaryº processor node connection

 

primary node

 

 

 

 

 

 

2

On board connections

Go to ªStep 0620-020º on page 1-27 to replace the

 

(2 of 5)

 

switch assembly

 

 

 

 

 

 

 

 

3

Node connections not on same switch as

Go to ªStep 0620-005º on page 1-23 to check

 

(3 of 5)

primary node

ªsecondaryº processor node connection

 

 

 

 

 

 

 

 

4

v Frame # to frame #

Go to ªStep 0620-017º on page 1-26 to check the

 

(4 of 5)

v Switch # to switch #

external switch connection

 

v Switch connections

 

 

5

All problems in

Go to ªStep 0620-021º on page 1-27

 

(5 of 5)

/var/adm/SPlogs/css0/p0/out.top file

 

 

have been addressed

 

 

 

 

 

 

1-22RS/6000 SP: SP Switch2 Service Guide

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Contents IBM Page IBM Fourth edition April Contents FRU removals and replacements Figures Vi RS/6000 SP SP Switch2 Service Guide Tables Viii RS/6000 SP SP Switch2 Service Guide Safety and environmental notices Safety notices in EnglishRS/6000 SP SP Switch2 Service Guide SPSFD017 Xii RS/6000 SP SP Switch2 Service Guide Laser safety information Environmental notices Product recycling and disposalXiv RS/6000 SP SP Switch2 Service Guide Who should use this book About this bookRelated information How to send your comments How to use this bookUsers responsibilities Maintenance Analysis Procedures MAPs Switch MAPsSwitch description and problem determination MAP Purpose of this MAPSwitch-to-Switch Switch Connection Types Standard NodeSwitch Assembly Description SP Switch2 SP Switch2 Assembly High-Level Diagram Green Power LED Yellow Environment LEDFlashing Errpt -a -N sphwlog pg Errpt -a -N css0 Errpt -a -N WormSP Switch2 Wrap Plugs Priority Message or condition ActionGreen LED Yellow LED Indication Switch supervisor communications MAPTogether Switch supervisor communications MAP Switch supervisor communications MAP Switch environment MAP Condition ActionPriority Component Action SP Switch2 Chassis Assembly Power supply failure diagnostics Switch power MAP Switch power MAP Step 16RS/6000 SP SP Switch2 Service Guide Switch function MAP EstartSplstdata -n pg EprimaryPg /var/adm/SPlogs/css0/p0/out.top Notes Switch Function MAP Starts the faultserviceWormRTGCS daemon Error # Device Message Link Message Description and ActionVar/adm/SPlogs/css0/p0/out.top file on the primary If the cabling does not match, correct the cabling E02-S17-BH-J18 E02-N05E06-S02-BH-J3 Priority Condition ActionStep Number Service RequestFailing Component Description SRN Priority Failing Component Action26RS/6000 SP SP Switch2 Service Guide Dsh -w nodelist /usr/lpp/ssp/css/rc.switch Dsh -a /usr/lpp/ssp/css/rc.switch Naming standard for RS/6000 SP components LocationsFormat structure 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 Frame locations Frame FRAExample E01-FRA-G1 Switch assembly locations Connector detailsCable routing Locations Cable routing in a multi-switch frame F/C Switch data cables Cable Part Plug from Plug to Number Location12RS/6000 SP SP Switch2 Service Guide Personal ESD requirements Service proceduresTools and files overview Utility Runs on Description Directory FaultserviceWormRTGCS Rc.switchUsr/lpp/ssp/css/rc.switch IfconfigUsing the css.snap script Var/adm/SPlogs/cssX where X=0 or Var/adm/SPlogs/cssX/p0 where X=0 orCss.snap file structure Var/adm/SPlogs/cssMost recent css.snaps readregs Most recent css.snaps ifcldumpMost recent css.snaps splstdata SP Switch2 supervisor self-test Css.snap file package namesDisk space handling If the -a and -p flags are not usedSwitch supervisor status verification using Perspectives Opening a switch paneChecking switch status Self-test ConditionsUpdating the SP Switch2 supervisor code Base code verificationRemoving an SP Switch2 from the active configuration Removing and restoring switch resourcesRestoring an SP Switch2 to the active configuration Efence of primary and primary backup nodes Fencing nodesReplacing an SP Switch2 from service position Resetting the clock and bootlist after servicing a nodeRunning diagnostics on a switch port FRU removals and replacements Handling static-sensitive devicesRemoving a fan assembly SP Switch2 service proceduresReplacing a fan assembly Removing a power supply Replacing a power supplyRemoving the LED bracket assembly Replacing the LED bracket assemblyRemoving the switch supervisor card Replacing the switch supervisor card Removing an interposer cardRemoving the switch planar Replacing an interposer cardReplacing the switch planar Removing the 48 V dc circuit breaker assemblyReplacing the 48 V dc circuit breaker assembly Removing the LED power extension cableReplacing the LED power extension cable Parts catalog SP Switch2 assembly view Assembly Part number Units Description Index 4RS/6000 SP SP Switch2 Service Guide Baffle, Power Supply Bay Tray Switch cables This page intentionally left blankSwitch cables SP Switch2 Frame F/C FrontSP Switch2 Frame F/C 2032 frame extender F/C 2032 frame extender SP Switch2 Frame Model 556 and F/C SP Switch2 Frame Model 556 and F/C Model 556 and F/C 2034 frame extender Model 556 and F/C 2034 frame extender 16RS/6000 SP SP Switch2 Service Guide Trademarks AIXEuropean Union EU statement United Kingdom telecommunications safety requirementsIndustry Canada compliance statement Electromagnetic interference EMI statement Taiwan For installations in JapanRadio protection for Germany 4RS/6000 SP SP Switch2 Service Guide Index Numerics Files Created by css.snap Removing LED bracket 4RS/6000 SP SP Switch2 Service Guide How satisfied are you that the information in this book is Readers comments ± Wed like to hear from youPlease tell us how we can improve this book Business Reply Mail Page Ibmr
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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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