EMC CX4-960一个非常奇怪的故障，求各位大侠帮忙

EMC CX4-960一个非常奇怪的故障

有台EMC CX4-960碰到个奇怪的故障，硬盘显示灯正常，从管理软件进去检查后，发现有9块硬盘显示掉线，最奇怪的是对应的主机应用全部正常使用中。

存储信息：

Bus 3 Enclosure 1 Disk 0 : [N/A:4Gbps:0GB:Removed]

Bus 3 Enclosure 1 Disk 1 : [N/A:4Gbps:0GB:Removed]

Bus 3 Enclosure 1 Disk 2 : [N/A:4Gbps:0GB:Removed]

Bus 3 Enclosure 1 Disk 3 : [N/A:4Gbps:0GB:Removed]

Bus 3 Enclosure 1 Disk 4 : [N/A:4Gbps:0GB:Removed]

Bus 3 Enclosure 1 Disk 5 : [N/A:4Gbps:0GB:Removed]

Bus 3 Enclosure 1 Disk 6 : [N/A:4Gbps:0GB:Removed]

Bus 3 Enclosure 1 Disk 7 : [N/A:4Gbps:0GB:Removed]

Bus 3 Enclosure 1 Disk 8 : [N/A:4Gbps:0GB:Removed]

Bus 3 Enclosure 1 Disk 9 : [N/A:N/A:0GB:Removed]