Fine-Tuning LLMs on a Budget: Using GPU cloud servers
Learn the tips and tricks to fine-tune large language models affordably using GPU cloud servers, PEFT, quantization, and open-source tools.
Ubuntu 14.04 LTS – Postfix mail queue backlog grows uncontrollably – Fix & Prevention
🟡 Medium ⏱ 5–30 min Last verified: 6 January 2020 Affected versions: Ubuntu 14.04 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 […]
How to Install Prometheus and Grafana on SLES 12
Introduction This tutorial covers How to Install Prometheus and Grafana on SLES 12 on SLES 12. SLES 12 (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. Step 1 — Install Prometheus zypper install -y golang-github-prometheus-prometheus Step 2 […]
RHEL 8 Cockpit Web Console Unreachable on Port 9090 – RHEL 8 Post 124
🟡 Medium ⏱ 5–30 min Last verified: 6 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 […]
FreeBSD 12 — linux-c7-libevent — multiple vulnerabilities (3 CVEs) — patch and remediation guide
🟡 Medium ⏱ 10–30 min Last verified: 6 January 2020 Affected versions: FreeBSD 12 📖 ~4 min read • Source: FreeBSD VuXML VuXML topic: libevent — multiple vulnerabilities Related CVEs: CVE-2016-10195 CVE-2016-10196 CVE-2016-10197 Upstream summary: Debian Security reports: CVE-2016-10195: The name_parse function in evdns.c in libevent before 2.1.6-beta allows remote attackers to have unspecified […]
RHEL 8 Podman Containers Cannot Resolve DNS Names
🟡 Medium ⏱ 5–30 min Last verified: 6 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 […]
FreeBSD 12 — silc-client — vulnerability — patch and remediation guide
🟢 Low ⏱ 5–15 min Last verified: 6 January 2020 Affected versions: FreeBSD 12 📖 ~4 min read • Source: FreeBSD VuXML VuXML topic: silc-client — Format string vulnerability Related CVEs: CVE-2009-3051 Upstream summary: SILC changelog reports: An unspecified format string vulnerability exists in silc-client. Table of contents Symptom & Impact Environment & Reproduction […]
How to Set Up Unbound DNS Resolver on Debian 9
Introduction This guide explains how to Set Up Unbound DNS Resolver on Debian 9 on Debian 9 Stretch. Debian Stretch 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 9 install with […]
Gentoo Linux — media-libs/faad2 — multiple vulnerabilities (19 CVEs) — patch and remediation guide
🟡 Medium ⏱ 10–30 min Last verified: 25 May 2026 Affected versions: Gentoo Linux 📖 ~4 min read • Source: Gentoo GLSA GLSA-202006-17 Related CVEs: CVE-2018-19502 CVE-2018-19503 CVE-2018-19504 CVE-2018-20194 CVE-2018-20195 CVE-2018-20196 CVE-2018-20197 CVE-2018-20198 +11 more Upstream summary: Multiple vulnerabilities have been discovered in FAAD2. Please review the CVE identifiers referenced below for details. Table […]
Using Break and Continue Statements When Working with Loops in Go
Using **for loops** in Go allow you to automate and repeat tasks in an efficient manner. Learning how to control the operation and flow of loops will allow for customized logic in your program. You can control your loops with the `break` and `continue` statements.