AIX主机上运行的ORACLE数据库，多路径软件用的AIX自带的，没有用powerapth，现在经常报DISK OPERATION ERROR ，每次报这个错误的时候，数据库就会无法读写挂起状态，查看主机监控发现所有存储盘的读写流量瞬间降低为0，主机和存储人员检查光纤交换机上无报错；出现问题比较常见，有时候是晚上备份的时候，有时候是数据库添加一个50M的datafile都会在AIX主机层面报这样的错误。
[root@xxxxxx: /]#errpt|more
IDENTIFIER TIMESTAMP T C RESOURCE_NAME DESCRIPTION
DCB47997 0430170924 T H hdisk31 DISK OPERATION ERROR
DCB47997 0430170924 T H hdisk31 DISK OPERATION ERROR
DCB47997 0430170924 T H hdisk25 DISK OPERATION ERROR
DCB47997 0430170924 T H hdisk31 DISK OPERATION ERROR
DCB47997 0430170924 T H hdisk3 DISK OPERATION ERROR
DCB47997 0430170924 T H hdisk27 DISK OPERATION ERROR
DCB47997 0430170924 T H hdisk32 DISK OPERATION ERROR
DCB47997 0430170924 T H hdisk25 DISK OPERATION ERROR
DCB47997 0430170924 T H hdisk31 DISK OPERATION ERROR
DCB47997 0430170924 T H hdisk3 DISK OPERATION ERROR
DCB47997 0430170924 T H hdisk26 DISK OPERATION ERROR
DCB47997 0430170924 T H hdisk27 DISK OPERATION ERROR
DCB47997 0430170924 T H hdisk32 DISK OPERATION ERROR
DCB47997 0430170924 T H hdisk4 DISK OPERATION ERROR
DCB47997 0430170924 T H hdisk25 DISK OPERATION ERROR
DCB47997 0430170924 T H hdisk31 DISK OPERATION ERROR
DCB47997 0430170924 T H hdisk26 DISK OPERATION ERROR
DCB47997 0430170924 T H hdisk3 DISK OPERATION ERROR
DCB47997 0430170924 T H hdisk24 DISK OPERATION ERROR
DCB47997 0430170924 T H hdisk32 DISK OPERATION ERROR
DCB47997 0430170924 T H hdisk4 DISK OPERATION ERROR
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