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Sunday, July 12, 2020
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    Ahmad Wamiq

    Database Servers

    Install MongoDB Replication setup on CentOS 7 and RHEL 7

    Ahmad Wamiq - 6
    MongoDB Replication sets are basically multiple mongod processes running on multiple servers that maintain the same data set highly available.
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    Database Servers

    How to Install MongoDB 4.0.5 on CentOS and Red Hat7

    Ahmad Wamiq - 0
    MongoDB is a cross-platform program, commonly referred to as a document-oriented database. It uses a JSON-like documents format.
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    Web Server

    Install and configure Apache Tomcat 8.5 on RHEL & CentOS7

    Ahmad Wamiq - 2
    Apache Tomcat is an open-source technology, which licensed under Apache License version 2. Basically to understand what the use of Tomcat it's a simple HTTP server used for Java Servlet, JavaServer Pages, Java Expression Language.
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    Ubuntu Linux

    How to install Android Studio 3.2.1 on Ubuntu 16.04 LTS/17.10/18.04 LTS

    Ahmad Wamiq - 0
    (adsbygoogle = window.adsbygoogle || ).push({}); Introduction Hello, fellow Android enthusiasts, you can install "Android Studio" on Ubuntu 16.04/17.10/18.04 by not just one method we have multiple...
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    About Me

    https://www.linuxsysadmins.com
    Working as a DevOps - Application Support Engineer with Linux & Windows System Administration, Eager to learn about new technologies.
    4 POSTS
    0 COMMENTS

    Latest News

    Cloud & ContainerizationBabin Lonston - 0

    Create a Rolling Update Kubernetes Deployment in 3 ways

    Kubernetes Deployment will help to bring up our Application online in a short span of time with the number of designated Replica sets.
    Read more
    Cloud & Containerization

    How to Create a Kubernetes Pod

    Babin Lonston - 0
    Creating our first Kubernetes Pod on our new Kubernetes cluster in some available methods. Let's see how to generate a YAML file from the created Pod as well.
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    Monitoring Tools

    Install and Configure Collectd Monitoring on Linux

    Babin Lonston - 0
    Start Monitoring your production environment using collectd to collects the system and application performance metrics.
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    Storage Servers

    Introduction to Software RAID and RAID Levels in Linux

    Babin Lonston - 0
    Physical RAID or Software RAID (Redundant array of independent disks are used for reliability, resilience and performance. The most important part is to save our precious data without losing it in a production platform.
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    System Management

    Provisioning Bare Metal and VM from Foreman in 6 easy steps

    Babin Lonston - 0
    By Provisioning Bare metal and virtual machines, We can automate the process of installing an Operating system with the help of Foreman.
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    automation

    Automation

    Ansible tasks for Sysadmins with 25 examples

    Babin Lonston - 2
    Ansible tasks are a set of actions, the number of tasks can be combined to form a playbook required for sysadmins in their daily routine operations.
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    Automation

    Splunk forwarder installation using Ansible

    Babin Lonston - 2
    (adsbygoogle = window.adsbygoogle || ).push({}); Splunk forwarder installation can be accomplished using Ansible. In...
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    Automation

    Create a Logical volume using Ansible

    Babin Lonston - 3
    (adsbygoogle = window.adsbygoogle || ).push({}); In our last guide, we have seen how to...
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    Automation

    RunDeck IT automation tool step by step installation guide

    Babin Lonston - 0
    RunDeck is an Open source server application to automate our daily IT tasks by replacing tools like Ansible, puppet, chef.
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    Automation

    Ansible Playbook to create Users and Groups in Linux

    Babin Lonston - 1
    Step by step creating with a user adding ansible playbook, Automating user account creation in Linux using Ansible playbooks made easy with Ansible.
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    Containerization

    Cloud & Containerization

    Create a Rolling Update Kubernetes Deployment in 3 ways

    Babin Lonston - 0
    Kubernetes Deployment will help to bring up our Application online in a short span of time with the number of designated Replica sets.
    Read more
    Cloud & Containerization

    How to Create a Kubernetes Pod

    Babin Lonston - 0
    Creating our first Kubernetes Pod on our new Kubernetes cluster in some available methods. Let's see how to generate a YAML file from the created Pod as well.
    Read more
    Cloud & Containerization

    How to access Kubernetes Dashboard ( Web UI)

    Babin Lonston - 1
    To get a rich graphical view of Kubernetes cluster, we need to deploy a few pods, replica, service and much more, Which allow to access Kubernetes dashboard.
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    Cloud & Containerization

    How to Install a Kubernetes on CentOS 7

    Babin Lonston - 0
    Kubernetes is a container orchestrator used to deploy container-based application upon the requirement for developers and system administrators.
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    Cloud & Containerization

    Create Windows Server Image for OpenStack

    Matthew Secaur - 0
    Create a Cloud image for OpenStack environment for windows server in QCOW2 format. This solves the purposes of running windows instance in a cloud environment.
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    Security

    Security

    Import RPM Signing GPG keys on CentOS 8

    Babin Lonston - 0
    GPG Keys or GNU Privacy Guard is used to making sure that we are getting the right package from a trusted repository.
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    Security

    Install Wazuh Open Source Security Analytics

    Babin Lonston - 2
    Install production-ready Wazuh OpenSource security analytics tool to monitor your critical production environment.
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    Security

    Migrate existing Iptables to Nftables in RHEL8/CentOS

    Babin Lonston - 0
    Iptables can be migrated to nftables without spending time on writing it. Red Hat 8 based operating system provides translate tool to migrate the rules.
    Read more
    Security

    How to start using SELinux or Security-Enhanced Linux

    Babin Lonston - 0
    SELinux is one of security layer in Linux which protect the directory, files, process and ports with its own labels by preventing unauthorised access.
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    Security

    Generate a CSR Certificate Signing Request in Linux

    Babin Lonston - 0
    Generating a Certificate Signing Request (CSR) for Secure Sockets Layer (SSL) Certificate required when we need to sign with a Certificate Authority (CA).
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    Troubleshooting

    Security

    Import RPM Signing GPG keys on CentOS 8

    Babin Lonston - 0
    GPG Keys or GNU Privacy Guard is used to making sure that we are getting the right package from a trusted repository.
    Read more
    Security

    Install Wazuh Open Source Security Analytics

    Babin Lonston - 2
    Install production-ready Wazuh OpenSource security analytics tool to monitor your critical production environment.
    Read more
    Security

    Migrate existing Iptables to Nftables in RHEL8/CentOS

    Babin Lonston - 0
    Iptables can be migrated to nftables without spending time on writing it. Red Hat 8 based operating system provides translate tool to migrate the rules.
    Read more
    Security

    How to start using SELinux or Security-Enhanced Linux

    Babin Lonston - 0
    SELinux is one of security layer in Linux which protect the directory, files, process and ports with its own labels by preventing unauthorised access.
    Read more
    Security

    Generate a CSR Certificate Signing Request in Linux

    Babin Lonston - 0
    Generating a Certificate Signing Request (CSR) for Secure Sockets Layer (SSL) Certificate required when we need to sign with a Certificate Authority (CA).
    Read more

    Storage Server

    Storage Servers

    Introduction to Software RAID and RAID Levels in Linux

    Babin Lonston - 0
    Physical RAID or Software RAID (Redundant array of independent disks are used for reliability, resilience and performance. The most important part is to save our precious data without losing it in a production platform.
    Read more
    Storage Servers

    Moving a Volume Group from one Server to another Server

    Babin Lonston - 0
    Moving a Volume group from one system to another system without missing any underlying logical volumes and file systems.
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    Storage Servers

    How to Create a Thinly Provisioned Logical Volume on CentOS/RHEL/7/8

    Babin Lonston - 0
    Thinly Provisioned Logical volume is one of the advanced feature available in Logical volume Management, We can provision storage more than what we have.
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    Storage Servers

    Migrating Logical Volumes in Logical Volume Management

    Babin Lonston - 1
    Migrating Logical Volume by moving the extents from a PV to another PV when a faulty disk or the size of the disk need to be larger than the current one.
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    Storage Servers

    Striped Logical Volume in Logical volume management (LVM)

    Babin Lonston - 2
    How to create Striped Logical Volumes in Logical Volume Management to get good I/O performance by balancing the data written to disks.
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