HP Storage C- Accelerators ESXi/ESX manual 4

Introduction to performance and tuning ......................................................................................................	28
Disabling DVFS.......................................................................................................................................	28
Limiting APCI C-states ..............................................................................................................................	28
Utilities ......................................................................................................................................	29
Utilities reference.....................................................................................................................................	29
fio-attach ......................................................................................................................................	29
fio-beacon ....................................................................................................................................	30
fio-bugreport .................................................................................................................................	30
fio-detach .....................................................................................................................................	32
fio-format......................................................................................................................................	32
fio-pci-check..................................................................................................................................	33
fio-status .......................................................................................................................................	34
fio-update-iodrive...........................................................................................................................	36
Monitoring IO Accelerator health .................................................................................................	39
NAND flash and component failure...........................................................................................................	39
Health metrics.........................................................................................................................................	39
Health monitoring techniques....................................................................................................................	39
Flashback substitution events.....................................................................................................................	40
Module parameters.....................................................................................................................	41
Using module parameters.........................................................................................................................	41
VMDirectPathIO..........................................................................................................................	42
Working with IO Accelerators and VMDirectPathIO.....................................................................................	42
Using products with multiple devices..........................................................................................................	42
Resources ..................................................................................................................................	43
Subscription service .................................................................................................................................	43
For more information ...............................................................................................................................	43
Support and other resources ........................................................................................................	44
Before you contact HP..............................................................................................................................	44
HP contact information.............................................................................................................................	44
Customer Self Repair ...............................................................................................................................	44
Regulatory compliance notices .....................................................................................................	52
Regulatory compliance identification numbers .............................................................................................	52
European Union regulatory notice .............................................................................................................	52
Disposal of waste equipment by users in private households in the European Union .........................................	53
Korean class A notice ..............................................................................................................................	53
Acronyms and abbreviations........................................................................................................	54
Documentation feedback .............................................................................................................	56
Index.........................................................................................................................................	57

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