紧急求助，请帮助看看这些日志信息

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/oracle/app/admin/tjdb/bdump/tjdb_ckpt_44102.trc\r\nOracle9i Enterprise Edition Release 9.2.0.5.0 - 64bit Production\r\nWith the Partitioning, OLAP and Oracle Data Mining options\r\nJServer Release 9.2.0.5.0 - Production\r\nORACLE_HOME = /oracle/app/product/9.2.0\r\nSystem name:        AIX\r\nNode name:        TJDBSRV\r\nRelease:        2\r\nVersion:        5\r\nMachine:        00064E1C4C00\r\nInstance name: tjdb\r\nRedo thread mounted by this instance: 1\r\nOracle process number: 5\r\nUnix process pid: 44102, image: oracle@TJDBSRV (CKPT)\r\n\r\n*** 2004-08-12 20:00:57.858\r\n*** SESSION ID4.1) 2004-08-12 20:00:57.833\r\nWarning: lio_listio returned EAGAIN\r\nPerformance degradation may be seen.\r\nWarning: lio_listio returned EAGAIN\r\nPerformance degradation may be seen.\r\nWarning: lio_listio returned EAGAIN\r\nPerformance degradation may be seen.\r\nWarning: lio_listio returned EAGAIN\r\nPerformance degradation may be seen.\r\nWarning: lio_listio returned EAGAIN\r\nPerformance degradation may be seen.\r\nWarning: lio_listio returned EAGAIN\r\nPerformance degradation may be seen.\r\nWarning: lio_listio returned EAGAIN\r\nPerformance degradation may be seen.\r\nWarning: lio_listio returned EAGAIN\r\nPerformance degradation may be seen.\r\nWarning: lio_listio returned EAGAIN\r\nPerformance degradation may be seen.