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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