Filesystem

How to Configure Windows Server 2019 Data Deduplication — step-by-step Windows Server 2019 tutorial on Progressive Robot

How to Configure Windows Server 2019 Data Deduplication

How to Configure Windows Server 2019 Data Deduplication Data Deduplication (dedup) on Windows Server 2019 reduces storage consumption by identifying and removing duplicate data blocks within a volume, replacing duplicate copies with references to a single shared copy. Deduplication is particularly effective for file shares, virtualization storage (VDI, Hyper-V), and backup repositories, where data duplication […]

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How to Configure Windows Server 2019 for High Availability — step-by-step Windows Server 2019 tutorial on Progressive Robot

How to Configure Windows Server 2019 for High Availability

How to Configure Windows Server 2019 for High Availability High Availability (HA) in Windows Server 2019 is achieved through multiple technologies that eliminate single points of failure. The primary HA technologies include Failover Clustering for automatic failover of roles and virtual machines, Network Load Balancing for distributing workloads across multiple servers, Always On Availability Groups […]

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How to Use Skaffold for Kubernetes Dev on FreeBSD 12 — step-by-step FreeBSD 12 tutorial on Progressive Robot

How to Use Skaffold for Kubernetes Dev on FreeBSD 12

Introduction How to Use Skaffold for Kubernetes Dev on FreeBSD 12 is a core administration task for any FreeBSD 12 server operator. FreeBSD 12 ships with the 15.0-RELEASE kernel, ZFS as the default root filesystem, Capsicum capability sandboxing improvements, and an updated ports tree. Unlike Linux distributions, FreeBSD uses rc(8) for service management, pf for […]

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How to Configure File Server with DFS Namespaces on Windows Server 2019 — step-by-step Windows Server 2019 tutorial on Progressive Robot

How to Configure File Server with DFS Namespaces on Windows Server 2019

Introduction to File Server with DFS Namespaces on Windows Server 2019 Configuring a File Server with DFS Namespaces (DFSN) on Windows Server 2019 combines a traditional SMB file server with a virtualised namespace layer that gives users a single consistent UNC path regardless of where the files physically reside. This is particularly powerful in multi-site […]

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Common Problems 114971

RHEL 8 NFS Mount Returning Stale File Handle Errors

🟡 Medium   ⏱ 5–30 min  Last verified: 22 November 2019 📖 ~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 Configure OpenDKIM with Postfix on FreeBSD 12 — step-by-step FreeBSD 12 tutorial on Progressive Robot

How to Configure OpenDKIM with Postfix on FreeBSD 12

Introduction How to Configure OpenDKIM with Postfix on FreeBSD 12 is a core administration task for any FreeBSD 12 server operator. FreeBSD 12 ships with the 15.0-RELEASE kernel, ZFS as the default root filesystem, Capsicum capability sandboxing improvements, and an updated ports tree. Unlike Linux distributions, FreeBSD uses rc(8) for service management, pf for packet […]

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Common Problems 118459

Ubuntu 16.04 LTS LVM Root Volume Reaches 100 Percent

🟠 High   ⏱ 5–30 min  Last verified: 21 November 2019 Affected versions: 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 112410

Windows Server 2019 NTFS MFT Fragmentation Causing Slow File Enumeration – Fix & Prevention

🟡 Medium   ⏱ 5–30 min  Last verified: 18 November 2019 Affected versions: Windows Server 2019 📖 ~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 DFS Replication on Windows Server 2016 — step-by-step Windows Server 2016 tutorial on Progressive Robot

How to Configure DFS Replication on Windows Server 2016

How to Set Up DFS Replication for File Server Redundancy on Windows Server 2016 Distributed File System Replication, commonly referred to as DFS-R, is a role service built into Windows Server 2016 that enables efficient, multi-master replication of folders between servers. By leveraging the Remote Differential Compression algorithm, DFS-R transfers only the changed portions of […]

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Common Problems 115522

Dracut emergency shell after storage changes

🟡 Medium   ⏱ 5–30 min  Last verified: 13 November 2019 📖 ~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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