Category Archives: OS

Operating System 操作系统

记录一则AIX使用裸设备安装OracleRAC的问题

Posted on May 12, 2019 by Alfred Zhao

在AIX6.1上安装Oracle 10g RAC，一线工程师反馈节点2运行root脚本无法成功，跟进排查发现实际上底层存储磁盘的准备工作就存在问题。 Continue reading →

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Linux之HugePages快速配置

Posted on November 15, 2018 by Alfred Zhao

关于Linux系统的HugePages与Oracle数据库优化，可以参考熊爷之前的文章，相关概念介绍的非常清晰。 Continue reading →

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AIX挂载NFS备份Oracle数据文件失败

Posted on October 26, 2018 by Alfred Zhao

按照MOS文档:Mount Options for Oracle files for RAC databases and Clusterware when used with NFS on NAS devices (Doc ID 359515.1)，NFS若需要存储数据文件，应该使用下面这样的NFS挂载参数： Continue reading →

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AIX挂载NFS写入效率低效解决

Posted on October 25, 2018 by Alfred Zhao

Linux是NFS的Server端，AIX是NFS的Client端（此外，有一个Linux也作为Client端对比测试）.. Continue reading →

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在NAS设备上用NFS服务为RAC数据库和集群件存储oracle文件时的mount选项

Posted on March 25, 2017 by Alfred Zhao

今天在家折腾自己的小实验室，把自己NAS上的一个目录用NFS挂载到一套11g RAC的实验环境中。当我在备份数据库到NAS上时，发现一个奇怪的问题，同样的目录下，默认backup 备份集的情况，备份是成功的，但如果使用backup as copy备份则会报错.. Continue reading →

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Linux scp 设置nohup后台运行

Posted on January 5, 2017 by Alfred Zhao

Linux scp 大文件，需要交互输入密码才能传输，之后如何设置后台运行？ Continue reading →

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scp报错 -bash: scp: command not found

Posted on December 29, 2016 by Alfred Zhao

使用scp命令报错：-bash: scp: command not found Continue reading →

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记录一则Linux SSH的互信配置过程

Posted on June 12, 2014 by Alfred Zhao

需求：四台Linux主机,IP地址为192.168.10.10/11/12/13,配置登录用户的互信。 Continue reading →

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