Advanced Features - Compaq External RAID Controller & Subsystem Infortrend Operation Manual

Auto-scan of replacement
drive upon manually
initiated rebuild
One-step rebuild onto a
replacement drive
Immediate logical drive
availability
Auto-rebuild onto failed
drive replacement
Background firmware
download
Auto recovery from logical
drive failure

Advanced Features:

Media Scan
Transparent reset of hung
HDDs
Auto cache flush on critical
conditions
Drive Low-level format
Drive Identification
Drive Information Listing
Drive Read/Write testing
Configuration on Disk
Save/ Restore NVRAM to /
from Disks
Save / Restore NVRAM to /
from a file
B-2
Supported
Supported
Supported
Supported. With no spare drive, the controller will
auto-scan the failed drive and starts rebuild
automatically once the failed drive has been replaced.
Firmware can be downloaded during active I/Os.
Administrators may find appropriate time to reset
controller later.
Supported. When user accidentally removed the
wrong drive to cause the 2
drive-failed RAID5 / RAID3 logical drive, fatal error may
occur. However, you may force the controller to
reaccept the logical drive by switching off the controller,
installing the drive back to its original drive slot, and
then power on the controller. The logical drive will be
restored to the one-drive-failed status.
Supported. Verify written data on drives to avoid bad
blocks from causing data inconsistency.
Supported
When critical conditions occur, e.g., component failure,
or BBU under charge, cached data will be flushed and
the write policy will be changed to write-through mode.
Supported
Supported. Force the drive to light on the activity
indicator for user to recognize the correct drive.
Supported. Drive vendor name, model number,
firmware revision, capacity (blocks), serial number,
narrow/wide and current sync. speed.
Supported
Supported. The logical drive information is recorded
on drive media. The logical drives can still be
accessed if using different Infortrend RAID
controllers/subsystems.
Supported. Save all the settings stored in the
controller NVRAM to the logical drive members
Supported. Save all the settings stored in the
controller NVRAM to a file (via GUI manager) on user's
computer.
drive failure of a one-
nd
Infortrend