Database

How to Configure Kerberos Authentication on RHEL 8 — step-by-step RHEL 8 tutorial on Progressive Robot

How to Configure Kerberos Authentication on RHEL 8

Kerberos is a mature, ticket-based network authentication protocol that allows services and users to prove their identity to one another without transmitting passwords over the network. MIT Kerberos is the reference implementation and is packaged in RHEL 8’s default repositories. Setting up a Key Distribution Center (KDC) gives you a centralised authentication infrastructure that integrates […]

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How to Configure MySQL Group Replication on Oracle Linux 8 — step-by-step Oracle Linux 8 tutorial on Progressive Robot

How to Configure MySQL Group Replication on Oracle Linux 8

Introduction Setting up configure mysql group replication on oracle linux 8 on a Oracle Linux 8 server is a common task for system administrators, DevOps engineers, and site reliability engineers. This guide explains how to Configure MySQL Group Replication on Oracle Linux 8, with all the commands you need, the SELinux and firewalld considerations to […]

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How to Expand a Filesystem Online on IBM AIX 7.2 — step-by-step IBM AIX 7.2 tutorial on Progressive Robot

How to Expand a Filesystem Online on IBM AIX 7.2

Introduction IBM AIX 7.2 is the latest release of IBM’s enterprise-grade UNIX operating system, running on IBM Power Systems hardware. Known for its reliability, security, and performance in mission-critical environments, AIX 7.2 introduces enhanced virtualization, security hardening, and cloud integration features. This guide covers how to expand a filesystem online on ibm aix 7.2 on […]

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Common Problems 118929

Ubuntu 14.04 LTS apt Lock Contention During Updates

🟡 Medium   ⏱ 5–30 min  Last verified: 14 April 2021 Affected versions: 14.04 LTS 📖 ~1 min read Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution – Primary Fix Solution – Alternative Approaches Verification & Acceptance Criteria Rollback Plan Prevention & Hardening Related Errors & […]

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How to Configure SAN Multipathing with MPIO on IBM AIX 7.1 — step-by-step IBM AIX 7.1 tutorial on Progressive Robot

How to Configure SAN Multipathing with MPIO on IBM AIX 7.1

Introduction IBM AIX 7.1 is the latest release of IBM’s enterprise-grade UNIX operating system, running on IBM Power Systems hardware. Known for its reliability, security, and performance in mission-critical environments, AIX 7.1 introduces enhanced virtualization, security hardening, and cloud integration features. This guide covers how to configure san multipathing with mpio on ibm aix 7.1 […]

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Install MongoDB on Linux — step-by-step Linux tutorial on Progressive Robot

Install MongoDB on Linux

URL: https://www.progressiverobot.com/install-mongodb-linux/ Sometime back I wrote a post on how to [install MongoDB on Mac OS X](/community/tutorials/install-mongodb-mac). However most of the development usually happens on Unix/Linux machines. So today we will look into how to install MongoDB on linux system. Install MongoDB on Linux !install mongodb on linux Current version of MongoDB is 3.4.7 and […]

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How to Manage Paging Space on IBM AIX 7.1 — step-by-step IBM AIX 7.1 tutorial on Progressive Robot

How to Manage Paging Space on IBM AIX 7.1

Introduction IBM AIX 7.1 is the latest release of IBM’s enterprise-grade UNIX operating system, running on IBM Power Systems hardware. Known for its reliability, security, and performance in mission-critical environments, AIX 7.1 introduces enhanced virtualization, security hardening, and cloud integration features. This guide covers how to manage paging space on ibm aix 7.1 on IBM […]

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How to Use AIX Memory Affinity on IBM AIX 7.1 — step-by-step IBM AIX 7.1 tutorial on Progressive Robot

How to Use AIX Memory Affinity on IBM AIX 7.1

Introduction IBM AIX 7.1 is the latest release of IBM’s enterprise-grade UNIX operating system, running on IBM Power Systems hardware. Known for its reliability, security, and performance in mission-critical environments, AIX 7.1 introduces enhanced virtualization, security hardening, and cloud integration features. This guide covers how to use aix memory affinity on ibm aix 7.1 on […]

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How to Use Puppet Agent on IBM AIX 7.1 — step-by-step IBM AIX 7.1 tutorial on Progressive Robot

How to Use Puppet Agent on IBM AIX 7.1

Introduction IBM AIX 7.1 is the latest release of IBM’s enterprise-grade UNIX operating system, running on IBM Power Systems hardware. Known for its reliability, security, and performance in mission-critical environments, AIX 7.1 introduces enhanced virtualization, security hardening, and cloud integration features. This guide covers how to use puppet agent on ibm aix 7.1 on IBM […]

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How to Install and Configure Memcached on RHEL 7 — step-by-step RHEL 7 tutorial on Progressive Robot

How to Install and Configure Memcached on RHEL 7

How to Install and Configure Memcached on RHEL 7 Memcached is a high-performance, distributed memory object caching system used to speed up dynamic web applications by reducing database load. It stores frequently requested data — such as database query results, session data, and rendered page fragments — in RAM, allowing subsequent requests to be served […]

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