RAC环境，常见的日志备份与清理
| cd /u01/logbak mkdir 20210303 cd 20210303 ###群集诊断事件日志：/u01/app/grid/diag tar - grid_diag.tar.gz /u01/app/grid/diag ###群集日志：/u01/11.2.0/grid/log tar czvf grid_log.tar.gz /u01/11.2.0/grid/log ###数据库诊断事件日志：/u01/app/oracle/diag tar czvf oracle_diag.tar.gz /u01/app/oracle/diag ###数据库日志：/u01/app/oracle/product/11.2.0/db_1/log tar czvf oracle_log.tar.gz /u01/app/oracle/product/11.2.0/db_1/log ###系统日志路径：/var/log tar czvf sys_log.tar.gz /var/log 清理日志： 登录节点1 su - grid cd /u01/app/grid/diag/tnslsnr/db1/listener/trace >| listener.log cd /u01/11.2.0/grid/log/diag/tnslsnr/db1/listener_scan1/trace >| listener_scan1.log cd /u01/11.2.0/grid/log/diag/tnslsnr/db1/listener_scan1/alert rm -f log_*.xml 登录节点2 su - grid cd /u01/app/grid/diag/tnslsnr/db2/listener/trace >| listener.log cd /u01/11.2.0/grid/log/diag/tnslsnr/db2/listener_scan1/trace >| listener_scan1.log cd /u01/11.2.0/grid/log/diag/tnslsnr/db2/listener_scan1/alert rm -f log_*.xml |