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2-14 SPARC Enterprise M4000/M5000 Servers Service Manual • August 2009
2.4 Error Conditions
Always access the following web site first to interpret faults and obtain information
on FMA messages.
http://www.sun.com/msg
This web site can be used in the event of a Solaris or domain failure or to look up
specific FMA error messages it will not provide details on XSCF errors.
The web site directs you to provide the message ID that your software displayed.
The web site then provides knowledge articles about the fault and corrective action
to resolve the fault. The fault information and documentation at this web site is
updated regularly.
Predictive self-healing is an architecture and methodology for automatically
diagnosing, reporting, and handling software and hardware fault conditions. This
new technology lessens the time required to debug a hardware or software problem
and provides the administrator and technical support with detailed data about each
fault.
2.4.1 Predictive Self-Healing Tools
In the Solaris 10 software, the fault manager runs in the background. If a failure
occurs, the system software recognizes the error and attempts to determine what
hardware is faulty. The software also takes steps to prevent that component from
being used until it has been replaced. Some of the specific actions the software takes
include:
■ Receives telemetry information about problems detected by the system software.
TABLE 2-6 Meanings of the Mode Switch
Function Mode Switch
State Definition Locked Service
Inhibition of Break Signal Reception Enabled. Reception of the
break signal can be enabled or
disabled for each domain
using setdomainmode.
Disabled
Power On/Off by power switch Only power on is enabled Enabled