真题1、造成错误“ORA-12547: TNS:lost contact”的常见原因有哪些? 答案:在执行“sqlplus / as sysdba”时可能会报“ORA-12547: TNS:lost contact”的错误,常见原因有如下几点: 1、查看操作系统内核参数是否无误 core file size (blocks, -c) 0 data seg size (kbytes, -d) unlimited scheduling p...
复制 [grid@dbm0dbadm01~]$ oerr ora1254712547,00000,"TNS:lost contact"// *Cause: Partner has unexpectedly gone away, usually during process// startup.// *Action: Investigate partner application for abnormal termination. On an// Interchange, this can happen if the machine is overloaded. 这个o...