/ops/oracm/log/cm.log里面的抱错

hming2000

oracle 8i 采用ops

/ops/oracm/log/cm.log里面抱错如下
| WARNING | e007 | read failed with 4 for 23425 (size=0)
Tue Feb 28 15:05:47 2006
| WARNING | e007 | ClientProcListener(): thread(0) ReadFile failed - 4
Tue Feb 28 15:05:48 2006
| WARNING | d805 | read failed with 4 for 23423 (size=0)
Tue Feb 28 15:05:48 2006
| WARNING | e408 | read failed with 4 for 23428 (size=0)
Tue Feb 28 15:05:48 2006
| WARNING | dc06 | read failed with 4 for 23424 (size=0)
这是什么原因呢？
现在双机抱错后一台数据库就down掉了，郁闷死了