HP XC System Software Installation Guide Version 3.1

NTroubleshooting
This appendix addresses the following topics:
• “Troubleshoot the Discovery Process” (page 189)
• “Troubleshoot the Cluster Configuration Process” (page 192)
• “Troubleshoot Licenses” (page 194)
• “Troubleshoot the Imaging Process” (page 192)
• “Troubleshoot OVP Results” (page 195)
• “Troubleshoot the Software Upgrade Procedure” (page 196)
N.1 Troubleshoot the Discovery Process
Figure N-1 provides a high-level flowchart that illustrates the processing performed by the discover
command.
Figure N-1 Discovery Flowchart
Start
Get MAC address for
Admin Root Switch
Discover Admin
Root switches
Any More?
Discover Console
Root Switches
Any More?
Discover Branch
Admin Switches
Any More?
Discover Branch
Console
Switches
Any More?
Discover Console
Ports
Any More?
Number of CPs
Discovered = Number
of CPs Expected
Build
/etc/powerd.conf
file
Start power
daemon
Turn on all nodes
Begin querying
switches for MAC
addresses
Number of Nodes
Discovered = Number
of Nodes Expected
Capture Data
Populate
XC MySQL
Database
Stop
A
A
Y
N
Y
N
Y
N
Y
N
Y
N
N
Y
Y
N
Important Note About HP BladeSystems and Enclosures:
The discover process differs if your hardware configuration contains HP server blades and enclosures.
For more information, see the HP XC Systems With HP Server Blades and Enclosures HowTo, which is available
at the following Web site:
N.1 Troubleshoot the Discovery Process 189