SP Switch environment MAP, Condition Action

SP Switch environment (MAP 0600)

Purpose of this MAP

This MAP provides diagnostic information for switch problems that are related to the operating environment.

Note: Refer to ªService position proceduresº on page 3-9 for placing a switch into the service position or for removing the switch from the service position.

Step 0600-001

You have arrived at this MAP from Table 1-1 on page 1-4.

1.Perspectives reports ªWarningº, ªShutdownº, or ªFailureº message associated with SP Switch.

2.Does message indicate ªShutdownº or ªFailureº? v If yes, go to ªStep 0600-003º.

vNo, the message indicates a ªWarningº, go to ªStep 0600-002º.

Step 0600-002

You received a switch environment ªWarningº.

1.Does this same message occur on other SP Switches or on any processor nodes mounted in the same frame as the switch?

v If yes, call the next level of support.

vIf no, verify that the customer is not experiencing problems with this SP Switch.

±If no problems are being experienced, or this is an N+1 fan or power supply failure, then no immediate service is required, and service can be deferred until a later date.

±If problems are being experienced, service can be performed now by returning to ªStep 0600-001ºand treating this message as a ªShutdownº or ªFailureº message.

Step 0600-003

A Perspectives message indicates a ªShutdownº or ªFailureº. This means that a serious environmental condition has been detected in the SP Switch.

Note: If service action has just been completed on this SP Switch, check for loose cables or shorted conditions in this component.

1. Based on the text of the message, use the information in Table 1-2to continue service:

Table 1-2. Environmental messages for switches

Condition					Action

ª...	P48OK...	º			Go to ªSP Switch power (MAP 0610)º on page 1-13.

ª...	shutdownP5...		º		Go to ªStep 0600-004º on page 1-6.
ª...	shutdownP12...			º
ª...	shutdownN5...		º

ª...	fanfail...º				Go to ªStep 0600-011º on page 1-7.

ª...	shutdownTemp			...º	Go to ªStep 0600-013º on page 1-9.

ª...	PS1Fail...	º			Go to ªStep 0600-018º on page 1-10.
ª...	PS2Fail...	º
ª...	P33High...	º
ª...	P33Low...	º
ª...	voltP33Range...			º
ª...	PSFuseGood...			º

Chapter 1. Maintenance Analysis Procedures (MAPs) 1-5

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.

IBM RS/6000 SP manual SP Switch environment MAP, Condition Action

Models: RS/6000 SP