Switch description and problem determination (MAP 0590)

Table 1-1. Switch problem diagnostics

Priority

Message or condition

Action

 

 

 

1

Environmental problems

Go to ªSP Switch environment (MAP 0600)º

(1 of 3)

v

Errpt: ªFailure...º

on page 1-5.

v

Log: ªShutdown: Voltage...º

 

 

v

Log: ªShutdown: Fan...º

 

 

v

Log: ªShutdown: Temperature...º

 

 

v

Errpt: ªWarning...º

 

 

v

Log: ªWarning:...º

 

 

v Environment (Yellow) LED- on or flashing

 

2

Power problem

Go to ªSP Switch power (MAP 0610)º on

(2 of 3)

v

(Power) Green LED- off or flashing

page 1-13.

v

Switch has no power

 

 

v All voltages at zero

 

3

Switch function problem

Go to ªSP Switch function (MAP 0620)º on

(3 of 3)

v

Error(s) in /var/adm/SPlogs/css/out.top (see

page 1-17.

 

note)

 

 

v Problem(s) with switch_responds

 

 

v Problem(s) returned from errpt -a-N Worm

 

 

v Problem(s) detected by CE/customer.

 

Notes:

1. out.top is located in the primary node. To find the primary node, issue: Eprimary

2. Verify that the file has a valid (recent) time stamp using: ls -l

P/N 46H9688

P/N 77G0818

Female wrap plug

Male wrap plug

Figure 1-2. SP Switch wrap plugs

Notes:

1.SPS advanced diagnostics use the 10 meter data cable provided by the SPS feature bill of material.

2.Advanced cable wrap tests will not run successfully for 15- and 20-meter SPS data cables. If 15- or 20-meter data cables are used, swap/change the suspected cable.

1-4RS/6000 SP: SP Switch Service Guide

Page 24
Image 24
IBM RS/6000 SP manual Priority Message or condition Action, Errors in /var/adm/SPlogs/css/out.top see

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.