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Chapter 6. Using the Online and Standalone Diagnostics
The AIX diagnostics consist of online diagnostics and standalone diagnostics.
Attention:
The AIX operating system must be installed in a partition in order to run online diagnostics on
that partition. If the AIX operating system is not installed, use the standalone diagnostic procedures.
Online diagnostics, when they are installed, reside with AIX in the file system. They can be booted:
v
In single user mode (referred to as
service mode
)
v
To run in maintenance mode (referred to as
maintenance mode
)
v
To run concurrently with other applications (referred to as
concurrent mode
)
Standalone diagnostics must be booted before they can be run. If booted, the diagnostics have no access
to the AIX error log or the AIX configuration data.
Does the system have AIX diagnostics preinstalled?
Yes
If there is an HMC attached to the system, go to “Operating Considerations for Online and
Standalone Diagnostics”.
If an HMC is not attached to the system, go to “Running the Online Diagnostics with No
HMC Attached” on page 702.
No
If there is an HMC attached to the system, go to “Loading the Standalone Diagnostics
from CD-ROM Using an HMC” on page 704.
If an HMC is not attached to the system, go to “Running the Standalone Diagnostics with
CD-ROM with No HMC Attached” on page 705.
If standalone diagnostics will be run from a NIM server, go to “Running Standalone
Diagnostics from a Network Installation Management (NIM) Server” on page 706. If an
HMC is not attached to the system, follow the directions for a full system partition.
Operating Considerations for Online and Standalone Diagnostics
Note:
When possible, run online diagnostics in service mode. Online diagnostics perform additional
functions compared to standalone diagnostics. Running online diagnostics in service mode ensures
that the error state of the system that has been captured in NVRAM is available for your use in
analyzing the problem. The AIX error log and certain SMIT functions are only available when
diagnostics are run from the disk drive.
Consider the following items before using the diagnostics:
v
Standalone diagnostics can run on systems configured for either a full (or single) system partition or a
multiple partitioned system. When running in a partitioned system, the device from which you are
booting standalone diagnostics must be made available to the partition dedicated to running standalone
diagnostics. This may require moving the device from the partition that currently contains the boot
device (for example, the CD-ROM or network adapter connected to the NIM server that has a
standalone diagnostic image) to the partition used to run standalone diagnostics. For partitions running
AIX levels earlier than AIX 5.2, if you move devices, reboot both source and destination partitions. For
more information, see “Standalone Diagnostic Operation” on page 704.
v
When diagnostics are installed, the device support for some devices might not get installed. If this is the
case, that device does not display in the diagnostic test list when running disk-based diagnostics.
v
When running diagnostics in a partitioned system, diagnostics will work only with the resources that
were assigned to that partition. You must run diagnostics in the partition containing the resource that
you want to test.
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Страница 256: ...Make sure all the green power good out LEDs of both I O subsystem DCAs are off 236 Eserver pSeries 670 Service Guide...
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Страница 828: ...number 8 Exit the menu completely before powering on the system 808 Eserver pSeries 670 Service Guide...
Страница 835: ...MCM Installation Shorts Test Step 3 See L3 Cache Modules on page 819 Chapter 9 Removal and Replacement Procedures 815...
Страница 848: ...L3 Cache Shorts Test Step 4 828 Eserver pSeries 670 Service Guide...
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Страница 854: ...L3 Cache Shorts Test Step 5 834 Eserver pSeries 670 Service Guide...
Страница 971: ...7040 Model 671 Media Subsystem 1 2 3 4 5 6 7 8 9 10 Chapter 10 Parts Information 951...
Страница 973: ...Power and SCSI Cables to the Media Subsystem 1 2 3 5 4 6 Chapter 10 Parts Information 953...
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Страница 1005: ...error Handle unexpected modem responses expect 8 r or 7 r or 6 r or 4 r or 3 r delay 2 done Appendix D Modem Configurations 985...
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Страница 1019: ...Appendix E Ground Path The ground path for the pSeries 670 is shown in the following figure 999...
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Страница 1032: ...Printed in U S A July 2003 SA38 0615 03...