User manual

Chapter 5: Monitor and Manage
49
Controller Settings
Click on the Settings tab to access controller settings.
• Rates – Allocates system resources between the background process (such
as Rebuild, Media Patrol, Expansion/Migration, Initialization and
Synchronization) and the data read/write activity.
A High setting assigns most of the system resources to background
processes. The process will finished sooner but read/write requests are
handled slower.
A Medium setting tries to balance system resources between the
background processes and data input/output activity.
A Low setting assigns most of the system resources to handling read/write
requests. Read/write requests are handled at nearly normal speed while the
background processes take longer.
• Automatic Rebuild Status – When enabled, and a hot spare drive is
available, a critical or degraded logical drive will rebuild itself automatically.
Automatic Rebuilding applies to RAID 1 and 3-drive RAID 5 logical drives
only.
• Automatic Rebuild Policy – Selects which physical drives to use as hot
spares: Spare drives and Free drives or designated Spare drives only.
• Buzzer – When enabled, the FastTrak controller’s buzzer will sound to
report a problem.
• S.M.A.R.T. Status – SMART, an acronym for Self-Monitoring Analysis and
Reporting Technology, is a feature of the disk drive software. When enabled,