昨天调一个DS5020的报错，大家给看看这是哪出问题了。

环境：一个DS5020，16块2T的硬盘，做raid5，一个hot spare。
结果第十五块盘黄灯亮了。（配置完成后一段时间）

保存了几个log，大家看能知道问题原因吗？

Date/Time: 1/14/11 5:17:21 PM
Sequence number: 757
Event type: 226C
Event category: Failure
Priority: Critical
Description: Drive failure
Event specific codes: 0/0/0
Component type: Drive
Component location: Enclosure 85, Slot 15
Logged by: Controller in slot A
Raw data:
4d 45 4c 48 03 00 00 00 f5 02 00 00 00 00 00 00
6c 22 21 01 a1 14 30 4d 0e 00 01 00 00 00 00 00
00 00 00 00 02 00 00 00 22 00 00 00 22 00 00 00
01 00 00 00 55 00 00 00 0f 00 00 00 01 00 00 00
0a 00 00 00 01 00 00 00 00 00 00 00 00 00 00 00
00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
01 00 00 00 00 00 00 01 08 00 00 00 04 00 1c 06
01 00 00 00



Date/Time: 1/14/11 5:17:20 PM
Sequence number: 749
Event type: 101E
Event category: Error
Priority: Critical
Description: Impending drive failure detected by controller
Event specific codes: 0/0/0
Component type: Drive
Component location: Enclosure 85, Slot 15
Logged by: Controller in slot A
Raw data:
4d 45 4c 48 03 00 00 00 ed 02 00 00 00 00 00 00
1e 10 11 21 a0 14 30 4d 0e 00 01 00 5d 00 00 00
01 00 00 00 01 00 00 00 22 00 00 00 22 00 00 00
01 00 00 00 55 00 00 00 0f 00 00 00 01 00 00 00
0a 00 00 00 01 00 00 00 00 00 00 00 00 00 00 00
00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
01 00 00 00 00 00 00 03 50 00 00 00 20 00 13 01
00 03 00 00 00 00 00 00 00 00 00 00 00 00 00 08
00 00 00 08 00 00 00 00 00 00 00 00 00 00 00 00
20 00 13 81 00 00 00 00 00 00 00 00 00 00 00 00
00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
00 00 00 00 04 00 13 81 00 00 00 00