Como hospedar um site usando o Cloudflare e o Nginx no Ubuntu 20.04
O autor selecionou a Electronic Frontier Foundation para receber uma doação como parte do programa Write for DOnations. O Cloudflare é um…
Oracle Linux 9 — bind — security and stability fixes — required update (ELSA-2023-2261)
🟡 Medium ⏱ 10–30 min Last verified: 30 March 2023 Affected versions: Oracle Linux 9 📖 ~4 min read • Source: ELSA advisory ELSA-2023-2261 Related CVEs: CVE-2022-3924 CVE-2022-2795 CVE-2022-3094 CVE-2022-3736 Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution – Primary Fix Solution – Alternative Approaches […]
NFS mount permission denied on client
🟡 Medium ⏱ 5–30 min Last verified: 30 March 2023 📖 ~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 […]
How to Set Up MinIO Object Storage on Oracle Linux 9
Introduction Setting up set up minio object storage on oracle linux 9 on a Oracle Linux 9 server is a common task for system administrators, DevOps engineers, and site reliability engineers. This guide explains how to Set Up MinIO Object Storage on Oracle Linux 9, with all the commands you need, the SELinux and firewalld […]
Windows Server 2019 Backup Software CBT Driver Increases Kernel I/O Latency – Fix & Prevention
🟠 High ⏱ 5–30 min Last verified: 30 March 2023 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 […]
Windows Server 2022 — Windows Containers fail to start with HCS initialization errors — Fix & Prevention
🟠 High ⏱ 5–30 min Last verified: 30 March 2023 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 […]
How to Set Up Remote Desktop Profile Management on Windows Server 2022
How to Set Up a Hyper-V Cluster on Windows Server 2022 A Hyper-V failover cluster on Windows Server 2022 provides high availability for virtual machines — if a host node fails, VMs automatically restart on surviving nodes within seconds. This guide walks through the complete process: from prerequisite installation through cluster creation, shared storage configuration, […]
yum Cannot Resolve Repository Hostnames
🟡 Medium ⏱ 5–30 min Last verified: 29 March 2023 📖 ~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 […]
Windows Server 2022 — RDP logon fails with NLA errors after TLS hardening change — Fix & Prevention
🟠 High ⏱ 5–30 min Last verified: 29 March 2023 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 […]
How to Set Up Remote Desktop Licensing on Windows Server 2022
Introduction Windows containers bring the containerization model to Windows-native workloads — legacy .NET Framework applications, IIS web servers, Windows services, and COM-dependent applications that cannot run in Linux containers. Windows Server 2022 supports a range of Windows container base images from the Microsoft Container Registry (MCR), each offering a different trade-off between compatibility and image […]
