Question : When i typing service postgresql start as root on linux CentOS 6.2 server, i got the following error message : [root@centos62 ~]# service postgresql start /var/lib/pgsql/data is missing….
How to Install PostgreSQL Database Server on Linux CentOS 6.2 Server
PostgreSQL is a Sophisticated open-source Object-Relational DBMS supporting almost all SQL constructs, including subselects, transactions, and user-defined types. PostgreSQL is a powerful, open source object-relational database system that available for…
Question : I want to start the Zimbra services. But i am getting the following issue while restarting zmcontrol using “zmcontrol start” command as per below error messages : [zimbra@mail…
How to Install Zimbra Collaboration Suite 7.1.3 Mail Server on Linux CentOS 5.7
In this post, i will share with you on how to install zimbra open source mail server on linux CentOS 5.7. According to wikipedia, Zimbra Collaboration Suite (ZCS) is a…
How to Install iptables on Linux RHEL 5/CentOS 5 server
Iptables is used to set up, maintain, and inspect the tables of IPv4 packet filter rules in the Linux kernel. It can run as a host based firewall if properly…
How to Disable iptables on Linux CentOS 5.7 Server
Iptables is used to set up, maintain, and inspect the tables of IPv4 packet filter rules in the Linux kernel. It can run as a host based firewall if properly…
How to Install sudo on Linux CentOS 5.7 Server
Sudo is a program or package for Unix or linux operating systems that allows users to run programs with the security privileges of another user. With sudo, linux system administrator…
How to Install man Pages Command on CentOS 5.7
Man pages are a common way to learn the commands that are on your system. The man command will give you all the details of a given command, including switches…
How to Install sysstat on CentOS 5.7 Linux Server
In this post i will show how to install sysstat on Linux CentOS 5.7 server. Sysstat package is on of the method to monitor the linux server. sysstat package contains…
How to Fix “/svnserver/svn/testrepo/db/txn-current-lock’: Permission denied”
Question : When using TortoiseSVN and ssh command line to access svn server, i still can’t commit the file, can’t create the folder, can’t write the source code and always…
How to Add Persistent Static Routes on RHEL 6/CentOS 6
This example will show you on how to configure the Persistent static route in RedHat Enterprise Linux 6 (RHEL 6) server. This configuration may different with other version of RHEL…
How to Install Webtatic Repository on RHEL 6/CentOS 6
In this post, i will share on how to install Webtatic repository on Red Hat Enterprise Linux 6 (RHEL 6). However the steps may working on CentOS 6.0, CentOS 6.1…