Installation and Upgrade

How to Install Oracle Database on Oracle Linux 7.2

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First of all, I take a short cut to prepare almost all required packages by installing oracle-rdbms-server-11gR2-preinstall. [root@db1 ~]# yum -y install oracle-rdbms-server-11gR2-preinstall Loaded plugins: ulninfo Resolving Dependencies –> Running transaction check —> Package oracle-rdbms-server-11gR2-preinstall.x86_64 0:1.0-4.el7 will be installed –> Processing Dependency: gcc for package: oracle-rdbms-server-11gR2-preinstall-1.0-4.el7.x86_64 –> Processing Dependency: sysstat for package: oracle-rdbms-server-11gR2-preinstall-1.0-4.el7.x86_64 –> Processing […]

How to Install Newest LAMP on CentOS 7.2 Minimal (4/4) – Configure Daemons and Firewall

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Configure MySQL Daemon [root@test ~]# systemctl status mysqld.service â— mysqld.service – MySQL Server    Loaded: loaded (/usr/lib/systemd/system/mysqld.service; enabled; vendor preset: disabled)    Active: active (running) since Tue 2016-03-22 20:40:37 EDT; 5min ago   Process: 2158 ExecStart=/usr/sbin/mysqld –daemonize –pid-file=/var/run/mysqld/ $MYSQLD_OPTS (code=exited, status=0/SUCCESS)   Process: 1620 ExecStartPre=/usr/bin/mysqld_pre_systemd (code=exited, status=0/SUCCESS)  Main PID: 2814 (mysqld)    CGroup: /system.slice/mysqld.service   […]

How to Make Tomcat Respond to Port 80

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Tomcat uses port 8080 to service public users, but most users won’t append :8080 to your URLs to get the content, which will result no content returned on clients. Therefore, you need to make Tomcat respond to port 80 by yourself. In this post, I introduce 2 ways to achieve this goal, assuming that you have […]

How to Install Java 8 and Tomcat 8 on Enterprise Linux 7

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In this post, I will install the newest Java 8 and Tomcat 8 on Enterprise Linux (EL) 7 Minimal. There’re 4 major steps in this tutorial:Download Java 8 and Tomcat 8Install Java 8 and Tomcat 8Configure environment and post-installationCheck and TestDetailed steps of implementation are described as below.A. Download Java 8 and Tomcat 8  1. […]

How to Open Ports and Survives from Reboots

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Open Port There’re differences to open port between Enterprise Linux (EL) 6 and 7, although they are IPTABLES operating underneath. EL6 uses iptables to manage chains and rules. And it uses iptables-save to save the result to a target file. EL7 uses firewall-cmd to manage zones, chains and rules. And it saves the current setting […]

How to Install Newest LAMP on CentOS 7 Minimal (2/3) – Apache

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How to Install Newest LAMP on CentOS 7 Minimal (1/3) – MySQLSince the version of Apache HTTP Server provided by CentOS 7 is pretty new (2.4.6), so we use it as our httpd version of LAMP.Check what version of httpd we can have.[root@primary01 ~]# yum info httpdLoaded plugins: fastestmirrorLoading mirror speeds from cached hostfile * base: * […]