ds3000的MPIO问题

[root@racdb2 dev]# fdisk -l
Disk /dev/sda: 299.4 GB, 299439751168 bytes
255 heads, 63 sectors/track, 36404 cylinders
Units = cylinders of 16065 * 512 = 8225280 bytes
   Device Boot      Start         End      Blocks   Id  System
/dev/sda1   *           1          25      200781   83  Linux
/dev/sda2              26        4104    32764567+  82  Linux swap / Solaris
/dev/sda3            4105       36404   259449750   83  Linux
Disk /dev/sdb: 2034.0 GB, 2034096510976 bytes
255 heads, 63 sectors/track, 247298 cylinders
Units = cylinders of 16065 * 512 = 8225280 bytes
   Device Boot      Start         End      Blocks   Id  System
/dev/sdb1               1         125     1004031   83  Linux
/dev/sdb2             126         250     1004062+  83  Linux
Disk /dev/sdf: 1979.1 GB, 1979120929792 bytes
255 heads, 63 sectors/track, 240614 cylinders
Units = cylinders of 16065 * 512 = 8225280 bytes
Disk /dev/sdf doesn't contain a valid partition table
Disk /dev/sdg: 1982.4 GB, 1982419464704 bytes
255 heads, 63 sectors/track, 241015 cylinders
Units = cylinders of 16065 * 512 = 8225280 bytes
Disk /dev/sdg doesn't contain a valid partition table
Disk /dev/sdh: 20 MB, 20971520 bytes
1 heads, 40 sectors/track, 1024 cylinders
Units = cylinders of 40 * 512 = 20480 bytes
Disk /dev/sdh doesn't contain a valid partition table
Disk /dev/sdi: 20 MB, 20971520 bytes
1 heads, 40 sectors/track, 1024 cylinders
Units = cylinders of 40 * 512 = 20480 bytes
Disk /dev/sdi doesn't contain a valid partition table
Disk /dev/dm-0: 2034.0 GB, 2034096510976 bytes
255 heads, 63 sectors/track, 247298 cylinders
Units = cylinders of 16065 * 512 = 8225280 bytes
     Device Boot      Start         End      Blocks   Id  System
/dev/dm-0p1               1         125     1004031   83  Linux
/dev/dm-0p2             126         250     1004062+  83  Linux
Disk /dev/dm-1: 1979.1 GB, 1979120929792 bytes
255 heads, 63 sectors/track, 240614 cylinders
Units = cylinders of 16065 * 512 = 8225280 bytes
Disk /dev/dm-1 doesn't contain a valid partition table
Disk /dev/dm-2: 1982.4 GB, 1982419464704 bytes
255 heads, 63 sectors/track, 241015 cylinders
Units = cylinders of 16065 * 512 = 8225280 bytes
Disk /dev/dm-2 doesn't contain a valid partition table
Disk /dev/dm-3: 1028 MB, 1028127744 bytes
255 heads, 63 sectors/track, 124 cylinders
Units = cylinders of 16065 * 512 = 8225280 bytes
Disk /dev/dm-3 doesn't contain a valid partition table
Disk /dev/dm-4: 1028 MB, 1028160000 bytes
255 heads, 63 sectors/track, 125 cylinders
Units = cylinders of 16065 * 512 = 8225280 bytes
Disk /dev/dm-4 doesn't contain a valid partition table
[root@racdb2 dev]# multipath -ll
mpath2 (36782bcb0006f65a5000003d34ee02654) dm-1 DELL,MD36xxf
[size=1.8T][features=3 queue_if_no_path pg_init_retries 50][hwhandler=1 rdac][rw]
_ round-robin 0 [prio=100][active]
_ 4:0:0:1  sdf 8:80  [active][ready]
_ round-robin 0 [prio=0][enabled]
_ 3:0:0:1  sdc 8:32  [active][ghost]
mpath1 (36782bcb0006f6548000003d44ee01ef4) dm-0 DELL,MD36xxf
[size=1.9T][features=3 queue_if_no_path pg_init_retries 50][hwhandler=1 rdac][rw]
_ round-robin 0 [prio=100][active]
_ 3:0:0:0  sdb 8:16  [active][ready]
_ round-robin 0 [prio=0][enabled]
_ 4:0:0:0  sdd 8:48  [active][ghost]
mpath3 (36782bcb0006f6548000003d74ee01f1d) dm-2 DELL,MD36xxf
[size=1.8T][features=3 queue_if_no_path pg_init_retries 50][hwhandler=1 rdac][rw]
_ round-robin 0 [prio=100][active]
_ 4:0:0:2  sdg 8:96  [active][ready]
_ round-robin 0 [prio=0][enabled]
_ 3:0:0:2  sde 8:64  [active][ghost]
[root@racdb2 dev]#

对DS3000和RDAC不太熟悉，以上输出不太正常，怎么会出现GHOST？
熟悉的过来说说啊。

REDHAT5.5+DELL MD3600F（和IBM DS3500一样的，来自LSI），RDAC和磁盘的安装都是别人弄的，我要在上面部署RAC