这是报错信息：
Internal Server Error
The server encountered an internal error or misconfiguration and was unable to complete your request.
Please contact the server administrator, you@your.address and inform them of the time the error occurred, and anything you might have done that may have caused the error.
More information about this error may be available in the server error log.
IBM_HTTP_Server at 96.0.43.117 Port 80
环境是这样的：
websphere 7.0
AIX 6.1
DB2
部署了集群 但两个节点只启用了一个
这个错误是在excel文件导入的时候报的错，开始怀疑是JVM的内存小，扩大一倍还是报这个问题，但是日志没有错误的记录
