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DataDirect Networks EF2800 FC RAID Storage System User Guide (V 1.0)
T a b l e o f C o n t e n t s
Appendix E. Monitoring System Status
. . . . . . . . . . . . . . . . . 259
E.1
Introduction . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
259
E.2
Displaying the Event Log. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
260
E.2.1
Viewing the Most Recent Event
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .261
E.2.2
Viewing One Event at a Time
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .261
E.2.3
Viewing a Whole Screen of Events
. . . . . . . . . . . . . . . . . . . . . . . . . . . .263
E.2.4
Capturing the Event Log
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .264
E.3
Displaying Module Status Information . . . . . . . . . . . . . . . . . . . . . . .
265
E.4
Displaying Hardware and Configuration Information . . . . . . . . . . .
266
E.5
Capturing Event Log, Hardware, and Configuration Information .
270
E.6
Displaying Drive Errors and Resetting Error Statistics. . . . . . . . . .
271
E.7
Displaying Overall Statistics . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
272
E.7.1
Resetting Overall Statistics
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .274
Appendix F. Managing Spares
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . 275
F.1
Managing Dedicated Spares . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
276
F.1.1
Adding a Dedicated Spare
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .276
F.1.2
Deleting a Dedicated Spare
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .277
F.2
Enabling Dynamic Spares . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
278
F.3
Managing the Spare Pool . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
280
F.3.1
Adding a Spare to the Spare Pool
. . . . . . . . . . . . . . . . . . . . . . . . . . . . .280
F.3.2
Deleting a Spare from the Spare Pool
. . . . . . . . . . . . . . . . . . . . . . . . .281
F.3.3
Displaying the Spare Pool
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .281
Appendix G. Managing Disk Drives and Enclosures
283
G.1
Managing Disk Drives . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
284
G.1.1
Displaying Drive Information
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .284
G.1.2
Clearing Metadata from a Drive
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .288
G.1.3
Enabling and Disabling Write-back Cache
. . . . . . . . . . . . . . . . . . . . .288
G.1.4
Displaying Disk Cache Status
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .290
G.1.5
Enabling and Disabling SMART Changes
. . . . . . . . . . . . . . . . . . . . . .291
G.1.6
Blinking a Drive LED
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .292
G.1.7
Taking Down a Drive
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .292
G.1.8
Testing a Drive
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .293
G.2
Managing Enclosures . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
294
G.2.1
Setting the EMP LUN
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .294
G.2.2
Changing the Additional EMP Setting
. . . . . . . . . . . . . . . . . . . . . . . . .296
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