Отключение кэша физических дисков.
Если это кэширование по
какой либо причине включено, то велика вероятность потери данных при
проблемах с питанием, либо при замене неисправного диска.
sudo /usr/local/sbin/arcconf SETCACHE 2 DEVICE 0 8 wt
COPYBACK | toggles controller copy back mode
CREATE | creates a logical device
DATASCRUB | toggles the controller background consistency check mode
DELETE | deletes one or more logical devices
FAILOVER | toggles the controller automatic failover mode
SNAPSHOT | creates a copy of a logical device
GETCONFIG | prints controller information
GETLOGS | gets controller log information
IMAGEUPDATE | update physical device firmware
GETSTATUS | displays the status of running tasks
GETVERSION | prints version information for all controllers
IDENTIFY | blinks LEDS on device(s) connected to a controller
KEY | installs a Feature Key onto a controller
MODIFY | performs RAID Level Migration or Online Capacity Expansion
RESCAN | checks for new or removed drives
ROMUPDATE | updates controller firmware
SETALARM | controls the controller alarm, if present
SETCONFIG | restores the default configuration
SETCACHE | adjusts physical or logical device cache mode
SETMAXIQCACHE | adjusts MaxIQ Cache settings for physical or logical device
SETNAME | renames a logical device given its logical device number
SETNCQ | toggles the controller NCQ status
SETPERFORM | changes adapter settings based on application
SETPOWER | power settings for controller or logical device
SETPRIORITY | changes specific or global task priority
SETSTATE | manually sets the state of a physical or logical device
TASK | performs a task such as build/verify on a physical or logical device
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