Using the OpenBoot PROM FCode Self-Test

The Sun Quad FastEthernet adapter’s self-test verifies the correct operation of the adapter and identifies any hardware problems with the adapter. The self-test is a suite of tests that reside in the adapter’s FCode PROM.

You can only invoke the FCode self-test diagnostics using the OpenBoot PROM test or test-allcommands. In order to access the OpenBoot PROM, you must shut down and halt your system to display the ok prompt.

You can use the adapter’s self-test any time you want to determine the status of the hardware. If you encounter an error while running the diagnostic test, the self-test displays appropriate error messages.

Note –Although the self-test does not require the adapter’s interface to be connected to an active network, you will see failing error messages if it is not connected.

▼To Run the FCode Self-Test Diagnostic

For more information about the OpenBoot commands (including test) in this section, refer to the OpenBoot Command Reference manual.

1.Make sure that all significant application and network activity on the server has stopped.

2.Follow the appropriate procedures, as documented in the system’s service manual, to shut down and halt the system.

Refer to the system’s documentation for the complete shutdown procedure.

After shutting down the system, you should see the OpenBoot PROM’s ok prompt on the system console.

3.At the ok prompt, set the auto-boot?configuration variable to false.

ok setenv auto-boot? false

Appendix D Testing the Adapter 81

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Sun Microsystems 6U manual Using the OpenBoot Prom FCode Self-Test, To Run the FCode Self-Test Diagnostic
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6U specifications

Sun Microsystems, a prominent player in the computing industry, made significant contributions to the development of high-performance hardware and software solutions. One of the notable products from the company is the 6U form factor, which refers to a specific standard for rack-mounted equipment. The 6U standard is particularly relevant in the context of server architecture, storage solutions, and other critical systems used in enterprise environments.

The 6U form factor typically stands at 10.5 inches in height, accommodating various configurations of hardware components while ensuring a compact footprint. This size makes it ideal for data centers and server rooms, where space is often at a premium. Sun Microsystems effectively utilized this form factor in its server lineup, catering to performance and density requirements.

A defining feature of Sun Microsystems' 6U models is their modular architecture. These servers support a range of powerful processors, including the UltraSPARC series, renowned for their high processing capabilities and energy efficiency. The use of the UltraSPARC architecture allows for robust multitasking and parallel processing, making these systems suitable for demanding applications such as database management and enterprise resource planning.

Moreover, Sun Microsystems integrated advanced memory technologies within their 6U designs. The servers support large amounts of RAM, utilizing technologies like ECC (Error-Correcting Code) memory to enhance data integrity. This is crucial for mission-critical applications where data loss can result in substantial operational impact.

In terms of connectivity, the 6U form factor features a variety of interfaces, including high-speed Ethernet ports, Fibre Channel connections, and USB ports. These options enable seamless integration into existing network infrastructures, facilitating efficient data transfer and storage management.

Storage solutions within the 6U framework include support for multiple RAID configurations and high-capacity disk drives. Sun Microsystems provided options for both SSD and traditional HDD storage, allowing organizations to tailor their systems to meet specific performance and capacity needs.

In addition to hardware characteristics, Sun Microsystems placed a strong emphasis on software compatibility. Their systems were designed to run a variety of operating systems, including Solaris, Linux, and Windows, thereby providing flexibility for enterprises to deploy their preferred software environments.

Overall, the 6U form factor from Sun Microsystems symbolizes the company's commitment to delivering high-performance, reliable, and scalable computing solutions. By combining innovative technology with practical design, Sun Microsystems created servers that met the diverse needs of businesses and paved the way for advancements in enterprise computing.
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