Oracle 12C Database Installation on Centos/Oracle/RHEL Linux Server Quickly
Document Overview:- Oracle database is one of the most widely used relational database management systems (RDBMS) in enterprise environments. Developed, maintained, and supported by Oracle Corporation, this RDBMS is often installed on top of a flavor of Enterprise Linux (RHEL/CentOS/Oracle Linux 7). This makes for a very robust operating system – database choice. In this […]
20 Linux Virtualization Interview Questions and Answers
Q:1 What is Virtualization ? Ans: Virtualization is a technique for creating virtual resources (rather than the actual) such as server, storage device, network and Operating system. Virtualization is dis-associating the tight bond between software and hardware. Q:2 What are the different types of Virtualization ? Ans: Virtualization can be used in different ways and […]
Linux Interview Question and Answer
Q1)What is the difference between chmod and chown. Chmod change the file/directory permission The Chown to change the ownership of a file or directory and ownership away to someone else. Q2)How to check the default run level. Cat /etc/inittab or who –r Q3)What is the ID for Logical volume management? LVM Id: 8e Q4)What is […]
OpenStack Interview Questions
Question1 – difference between cloud and virtualizationVirtualization is technology that separates functions from hardware, while clouds rely on that split. … Assuming intranet access, internet access, or both is already established, virtualization is what creates clouds. Software called a hypervisor sits on top of physical hardware and abstracts the machine’s resources. Question2- different cloud vendors […]
Install Oracle Database 12c on RHEL/CentOS 7
Contents Document Overview:-. 2 Prerequisites: 2 Preparing for Oracle 12c Installation. 2 To begin, make sure that all the packages currently installed on your RHEL/CentOS 7system are updated to their latest versions. 2 Next, installed all the required dependencies for the RDBMS, along with the zip and unzip packages. 2 Create the user account and groups for […]
Install and Configure Kubernetes on Ubuntu
~ How to install and configure Kubernetes Ubuntu 18.10, here I am using google instance ~ Below are the details of instances Node Name Master Node Node1 Node2 Node3 Hostname K8master K8node1 K8nod2 K8nod3 IP Address 10.142.0.15 10.142.0.16 10.142.0.17 10.142.0.18 ~ There is one master node and other three nodes will at as slave and […]
Install Memcached with Apache on Centos 6/7
Memcached is a general-purpose distributed memory caching system. It is often used to speed up dynamic database-driven websites by caching data and objects in RAM to reduce the number of times an external data source must be read. Memcached is free and open-source software, licensed under the Revised BSD license yum install memcached Configure memcache […]
Openstack Kilo installation Guide Ubuntu_14.04
Hi Folks, OpenStack is a cloud OS that controls large pools of compute, storage, and networking resources throughout a DC, all managed through a dashboard that gives administrators control while empowering their users to provision resources through a web interface. OpenStack Kilo, the 11th release of the open source software for building public, private, and […]
CentOS WebPanel Installation and Configuration
CentOS WEB PANEL Best freeware opensource hosting panel for CentOS/Redhat/CloudLinux. Note:- CWP only supports static IP. It is best freeware opensource hosting panel for CentOS/Redhat/CloudLinux. Setup Hostname This hostname cannot be the same as any domain that is on your server (for example, if linuxjust4u.com is a domain on your server, use hostname.example.com as your […]
Upgrade OpenSSL from 0.9.x to OpenSSL 1.0.2 – ubuntu
apt-get remove –purge openssl libssl-dev wget https://www.openssl.org/source/openssl-1.0.2f.tar.gz –no-check-certificate tar -xvzf openssl-1.0.2f.tar.gz mv openssl-1.0.2f openssl cd openssl/ nano openssl.ld OPENSSL_1.0.0 { global: *; local: *; }; OPENSSL_1.0.1 { } OPENSSL_1.0.0; OPENSSL_1.0.1d { } OPENSSL_1.0.1; OPENSSL_1.0.2 { } OPENSSL_1.0.1d; ./configure -fPIC shared -Wl,–version-script=/root/openssl/openssl.ld -Wl,-Bsymbolic-functions make make install Check your new version openssl version -a and add PATH to […]
Recent Comments