Virtualization

How to Configure Ansible to Manage AIX Nodes on IBM AIX 7.1 — step-by-step IBM AIX 7.1 tutorial on Progressive Robot

How to Configure Ansible to Manage AIX Nodes 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 ansible to manage aix nodes on ibm aix […]

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Common Problems 118611

Ubuntu 16.04 LTS – severe time drift causes TLS and token failures – Fix & Prevention

🟠 High   ⏱ 5–30 min  Last verified: 4 October 2019 Affected versions: Ubuntu 16.04 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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Common Problems 112989

Windows Server 2016 – Windows container fails to start after host cumulative update – Fix & Prevention

🟠 High   ⏱ 5–30 min  Last verified: 4 October 2019 Affected versions: Windows Server 2016 📖 ~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 Use AIX Live Application Mobility on IBM AIX 7.2 — step-by-step IBM AIX 7.2 tutorial on Progressive Robot

How to Use AIX Live Application Mobility 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 use aix live application mobility on ibm aix 7.2 […]

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How to Set Up an SLES 15 Template in VMware — step-by-step SUSE Linux Enterprise 15 tutorial on Progressive Robot

How to Set Up an SLES 15 Template in VMware

Introduction This tutorial covers How to Set Up an SLES 15 Template in VMware on SLES 15. SLES 15 (SUSE Linux Enterprise Server 16) is SUSE’s enterprise-grade Linux distribution. It uses the zypper package manager, AppArmor for mandatory access control, and systemctl for service management. Prerequisites Ensure your SLES 15 system is up to date: […]

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How to Configure Hyper-V QoS on Windows Server 2016 — step-by-step Windows Server 2016 tutorial on Progressive Robot

How to Configure Hyper-V QoS on Windows Server 2016

How to Set Up Windows Server 2016 Hyper-V Quality of Service Hyper-V Quality of Service (QoS) in Windows Server 2016 lets administrators control and prioritise the network bandwidth and storage I/O that each virtual machine or virtual network adapter can consume. Without QoS controls, a single VM running a backup job or large file transfer […]

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How to Test Disaster Recovery Procedures on Windows Server 2012 R2 — step-by-step Windows Server 2012 R2 tutorial on Progressive Robot

How to Test Disaster Recovery Procedures on Windows Server 2012 R2

How to Test Disaster Recovery Procedures on Windows Server 2012 R2 A disaster recovery plan that has never been tested is not a recovery plan — it is a hope. Periodic, structured testing of disaster recovery procedures is the only way to verify that your backup data is valid, recovery procedures work as documented, and […]

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How to Install Packer for Machine Image Automation on RHEL 8 — step-by-step RHEL 8 tutorial on Progressive Robot

How to Install Packer for Machine Image Automation on RHEL 8

Packer, created by HashiCorp, is an open-source tool that automates the creation of identical machine images for multiple platforms from a single source configuration. Whether you need an AWS AMI, a QEMU disk image for local testing, or a VMware template, Packer lets you define the entire build in code using HCL2 templates. In this […]

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How to Set Up IBM Spectrum Scale (GPFS) on IBM AIX 7.2 — step-by-step IBM AIX 7.2 tutorial on Progressive Robot

How to Set Up IBM Spectrum Scale (GPFS) 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 set up ibm spectrum scale (gpfs) on ibm aix […]

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How to Use lssrc, startsrc, and stopsrc on IBM AIX 7.2 — step-by-step IBM AIX 7.2 tutorial on Progressive Robot

How to Use lssrc, startsrc, and stopsrc 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 use lssrc, startsrc, and stopsrc on ibm aix 7.2 […]

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