Backup Recovery

Common Problems 112561

Windows Server 2019 TempDB on System Volume Causing Server-Wide Disk Contention – Fix & Prevention

🟠 High   ⏱ 5–30 min  Last verified: 21 January 2020 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 […]

Read more
Common Problems 112481

Windows Server 2019 – Container host cannot pull images behind TLS-inspecting proxy – Fix & Prevention

🟠 High   ⏱ 5–30 min  Last verified: 21 January 2020 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 […]

Read more
How to Configure iptables Firewall Rules on RHEL 8 — step-by-step RHEL 8 tutorial on Progressive Robot

How to Configure iptables Firewall Rules on RHEL 8

Although firewalld ships as the default firewall manager on RHEL 8, some administrators prefer the well-known iptables command syntax for its long history, broad documentation, and deterministic rule ordering. RHEL 8 supports running iptables as a standalone service through the iptables-services package, which must be installed after disabling firewalld to avoid conflicts. This tutorial covers […]

Read more
Common Problems 112969

Windows Server 2016 – Storage Replica log volume runs out of space during peak writes – Fix & Prevention

🟠 High   ⏱ 5–30 min  Last verified: 20 January 2020 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 […]

Read more
Common Problems 112476

Windows Server 2019 — Print Spooler service memory leak crashes printing — Fix & Prevention

🟡 Medium   ⏱ 5–30 min  Last verified: 20 January 2020 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 […]

Read more
How to Configure HAST High-Availability Storage on FreeBSD 12 — step-by-step FreeBSD 12 tutorial on Progressive Robot

How to Configure HAST High-Availability Storage on FreeBSD 12

Introduction How to Configure HAST High-Availability Storage 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 […]

Read more
How to Encrypt Disk Partitions with LUKS on Debian 10 — step-by-step Debian 10 tutorial on Progressive Robot

How to Encrypt Disk Partitions with LUKS on Debian 10

Introduction This guide explains how to Encrypt Disk Partitions with LUKS on Debian 10 on Debian 10 Buster. Debian Buster uses systemd for service management, nftables as the underlying packet filter (with ufw or iptables front-ends still available), and AppArmor for mandatory access control. Every command is designed for a minimal Debian 10 install with […]

Read more
Common Problems 115130

RPM database corruption prevents package operations – RHEL 8 Post 021

🟡 Medium   ⏱ 5–30 min  Last verified: 19 January 2020 📖 ~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 […]

Read more
How to Encrypt Disk Partitions with LUKS on Debian 9 — step-by-step Debian 9 tutorial on Progressive Robot

How to Encrypt Disk Partitions with LUKS on Debian 9

Introduction Debian 9 Stretch is built around the ethos of stability and free software. Setting up encrypt disk partitions with luks on debian 9 on Stretch leverages the same proven Debian packaging system that powers millions of servers worldwide, while benefiting from the latest upstream releases included in the Stretch freeze. Follow each step carefully […]

Read more
How to Automate Debian 10 Server Provisioning with Ansible — step-by-step Debian 10 tutorial on Progressive Robot

How to Automate Debian 10 Server Provisioning with Ansible

Introduction Deploying automate debian 10 server provisioning with ansible on a Debian 10 Buster machine is straightforward thanks to Debian’s policy-compliant packaging. Unlike rpm-based distributions, Debian stores configuration helpers in /etc/default/, uses update-rc.d for older init scripts, and provides dpkg-reconfigure for interactive package configuration. This tutorial stays on the systemd path throughout. Prerequisites You will […]

Read more
CHAT