7133ssa报错的疑问，请高手指点

我们ibm h80连接ssa7133的存储。现在出现报错了。

H80(QAS)
errpt:
IDENTIFIER TIMESTAMP T C RESOURCE_NAME DESCRIPTION
F7863CFE 0220160012 P H pdisk2 DISK OPERATION ERROR
FE9E9357 0220160012 P H ssa0 DISK OPERATION ERROR
F7863CFE 0220160012 P H pdisk8 DISK OPERATION ERROR
ch2qas:/>lspv
hdisk2 0003fbafac4ad6ce datavg
hdisk4 0003fbafe72edea0 datavg
hdisk5 0003fbaff7e20d5e datavg
hdisk6 0003fbaf934c1cc5 data1vg active
hdisk0 000da88d7dbafb00 rootvg active
hdisk1 0003fbafd1726894 rootvg active

ch2qas:/>lscfg -vl pdisk2
pdisk2 U0.1-P1-I3/Q1-W40AA7228F100D SSA160 Physical Disk Drive (728
00 MB)
Manufacturer................IBM-ESXS
Machine Type and Model......ST37340
Part Number.................18P4619
ROS Level and ID............0809
Serial Number............... 11
EC Level....................21722
Device Specific.(Z2)........30C604
Device Specific.(Z3)........18P4619
Device Specific.(Z4)........01330

ch2qas:/>lscfg -vl pdisk8
pdisk8 U0.1-P1-I3/Q1-W6094D5830400D SSA160 Physical Disk Drive (728
00 MB)
Manufacturer................IBM-ESXS
Machine Type and Model......ST37340
Part Number.................18P4619
ROS Level and ID............0809
Serial Number............... 11
EC Level....................21722
Device Specific.(Z2)........30C604
Device Specific.(Z3)........18P4619
Device Specific.(Z4)........01330

这个是不是确定 pdisk2和pdisk8硬盘坏了。还有这个是不是没有hotspare。如果有的话会自动顶上去。可是在阵列里看不到pdisk2和pdisk8.是不是没hotspare盘。我的datavg没有active是数据丢失了吗？我的阵列是raid10的。在阵列里看到全是good没有降级。如果换盘的话是不是不指定hotspare直接按换盘的步骤去换？另外我怎样查看pdisk2和pdisk8是属于hdisk2里的raid10还是属于hdisk4里的raid10还是属于hdisk5或者hdisk6里的raid10。请大家来探讨下.