Kernel Drivers

Common Problems 117027

Ubuntu 22.04 NVMe APST Power State Bug Causes Random Freezes

🟡 Medium   ⏱ 5–30 min  Last verified: 11 December 2022 📖 ~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 & Cross-Refs References & Further […]

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How to Use AIX Memory Affinity on IBM AIX 7.3 — step-by-step IBM AIX 7.3 tutorial on Progressive Robot

How to Use AIX Memory Affinity on IBM AIX 7.3

Introduction IBM AIX 7.3 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 7.3 introduces enhanced virtualization, security hardening, and cloud integration features. This guide covers how to use aix memory affinity on IBM AIX 7.3 with […]

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How to Install Kubernetes with kubeadm on RHEL 9 — step-by-step RHEL 9 tutorial on Progressive Robot

How to Install Kubernetes with kubeadm on RHEL 9

Kubernetes is the industry-standard container orchestration platform for automating deployment, scaling, and management of containerised applications across clusters of servers. While Kubernetes is typically set up using managed services (EKS, GKE, AKS) in cloud environments, installing it with kubeadm on bare-metal or on-premises servers provides full control over the cluster configuration. kubeadm is the official […]

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How to Configure Storage Spaces on Windows Server 2019 — step-by-step Windows Server 2019 tutorial on Progressive Robot

How to Configure Storage Spaces on Windows Server 2019

How to Configure Storage Spaces on Windows Server 2019 Storage Spaces is a software-defined storage (SDS) feature in Windows Server 2019 that allows administrators to pool physical disks from multiple drives or enclosures and create virtual disks with resiliency (mirroring, parity) and thin provisioning. Storage Spaces abstracts the underlying hardware, enabling commodity disks to provide […]

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How to Use nmon for Performance Monitoring on IBM AIX 7.3 — step-by-step IBM AIX 7.3 tutorial on Progressive Robot

How to Use nmon for Performance Monitoring on IBM AIX 7.3

Introduction IBM AIX 7.3 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 7.3 introduces enhanced virtualization, security hardening, and cloud integration features. This guide covers how to use nmon for performance monitoring on IBM AIX 7.3 […]

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Common Problems 115032

RHEL 8 AppStream Module Defaults Break Package Installation

🟡 Medium   ⏱ 5–30 min  Last verified: 9 December 2022 Affected versions: 8.6 8.7 8.8 8.9 8.10 📖 ~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 […]

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Common Problems 114501

Kernel Module Missing After Minor Release Update

🟡 Medium   ⏱ 5–30 min  Last verified: 9 December 2022 📖 ~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 & Cross-Refs References & Further […]

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Common Problems 113445

Windows Server 2012 R2 — DHCP failover partnership enters communication interrupted state and lease replication stalls — Fix & Prevention

🟠 High   ⏱ 5–30 min  Last verified: 9 December 2022 Affected versions: Windows Server 2012 R2 📖 ~2 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 […]

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Common Problems 111813

Windows Server 2022 – IIS application pool repeatedly stopping – Fix & Prevention

🟠 High   ⏱ 5–30 min  Last verified: 9 December 2022 Affected versions: Windows Server 2022 📖 ~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 Set Up iSCSI Target Server on Windows Server 2022 — step-by-step Windows Server 2022 tutorial on Progressive Robot

How to Set Up iSCSI Target Server on Windows Server 2022

How to Set Up iSCSI Target Server on Windows Server 2022 iSCSI (Internet Small Computer Systems Interface) is a block-level storage protocol that transports SCSI commands over TCP/IP networks. Windows Server 2022 includes a built-in iSCSI Target Server role that allows you to create and expose virtual disk images (VHDs or VHDXs) to initiators — […]

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