HP IO manual Maintenance

Maintenance	37
Maintenance tools	37
Common maintenance tasks	37
Uninstalling the IO Accelerator driver package	37
Disabling AutoAttach	37
Enabling Autoattach	38
Unmanaged shutdown issues	38
Enabling PCIe power override	38
Enabling the override parameter	39
Utilities	41
Utilities reference	41
fio-attach	41
fio-beacon	42
fio-bugreport	42
fio-config	43
fio-config options	44
fio-detach	45
fio-format	46
fio-pci-check	47
fio-status	47
fio-sure-erase	50
fio-trim-config	51
fio-update-iodrive	52
Monitoring IO Accelerator health	54
NAND flash and component failure	54
Health metrics	54
Health monitoring techniques	54
Flashback substitution events	55
Software RAID and health monitoring	55
Trim support	57
Introduction to Trim	57
Trim platforms	57
Using Trim	57
Starting and stopping Trim	58
Enabling Trim	58
Controlling Trim aggressiveness	58
Trim configurations	59
Using Windows page files with the IO Accelerator	60
Introduction to Windows page files	60
Configuring IO Accelerator paging support	60
RAM consumption	60
Non-paged memory pool	61
Enabling and disabling paging support	61
Windows page file management	62
Setting up page files	62
System drive paging file configuration	63
Guaranteeing minimum committable memory	63
Verifying page file operation	64
Virtual Memory performance	64
Performance and tuning	65
Contents	4