Troubleshooting Oracle open database 报错ORA-01122 ORA-01110 ORA-01200

近期一个客户在vm环境外挂虚拟共享盘部署的oracle,类似AIX双机主备, 近期1主机异常hang死,另一主机启动数据库报错如下

ORA-01122: database file 2 failed verification check
ORA-01110: data file 2: ‘/oradata/anbob/sysaux01.dbf’
ORA-01200: actual file size of 1990400 is smaller than correct size of 2064640 blocks

,