Resetting LUN statistics ....................................................................................................... 40
Other ATTO Configuration Tool options ....................................................................................... 41
A Multipath configuration .................................................................... 43
Multipath configuration guidelines .............................................................................................. 43
Fibre Channel zoning for multipath environments .......................................................................... 43
Using HP Command View EVA for multipath configuration ............................................................. 44
Creating a host entry for a multipath Mac OS X host .............................................................. 44
Creating and presenting a LUN to a Mac OS X host ............................................................... 45
Using the ATTO Configuration Tool in a multipath environment ....................................................... 46
Multipath configuration examples ............................................................................................... 46
One host adapter port connected to multiple EVA controllers .................................................... 46
Two host adapter ports connected to multiple EVA controllers ................................................... 47
Four host adapter ports connected to multiple EVA controllers .................................................. 47
B EVA storage system software .............................................................. 49
Using HP Continuous Access EVA with Mac OS X ......................................................................... 49
Using HP Business Copy EVA with Mac OS X ............................................................................... 50
C Troubleshooting the Celerity FC host adapter ....................................... 53
Troubleshooting tools ................................................................................................................. 53
Apple System Profiler .......................................................................................................... 53
ATTOCelerityFCLog utility .................................................................................................... 54
System NVRAM options ................................................................................................ 55
Enabling debug output ........................................................................................................ 56
Collecting debug output ...................................................................................................... 56
ATTO Celerity IORegistry .................................................................................................... 56
Removing the Celerity FC host adapter driver and utilities ........................................................ 57
Troubleshooting examples .......................................................................................................... 57
Celerity FC host adapter does not appear in ASP ................................................................... 57
ASP does not detect any of the Fibre Channel devices ............................................................ 58
Fibre Channel device is faulty .............................................................................................. 58
Computer does not boot with the Celerity FC host adapter installed .......................................... 58
Mac OS X stops and displays a flashing question mark ........................................................... 59
Server freezes or hangs ....................................................................................................... 59
ATTO Configuration Tool does not show an online status for a device ........................................ 60
Path disappears from the ATTO Configuration Tool after rebooting the server ............................. 60
ATTO Configuration Tool does not display paths .................................................................... 60
Escalation checklist ................................................................................................................... 61
Index ................................................................................................. 63
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