September 2020 - Page 6 of 59

How to Set Up OpenTelemetry Collector on RHEL 7 — step-by-step RHEL 7 tutorial on Progressive Robot

How to Set Up OpenTelemetry Collector on RHEL 7

How to Set Up OpenTelemetry Collector on RHEL 7 OpenTelemetry is the emerging industry standard for collecting telemetry data — traces, metrics, and logs — from applications and infrastructure. The OpenTelemetry Collector acts as a vendor-agnostic pipeline component that receives telemetry from instrumented applications, processes it, and exports it to one or more backends such […]

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How to Customize your Bash Prompt on a Linux VPS — step-by-step Linux tutorial on Progressive Robot

How to Customize your Bash Prompt on a Linux VPS

When you begin to spend much of your time on the command line, your shell environment becomes very important. One thing many people like to customize is their Bash prompt. In this article, we’ll discuss how you can personalize and add color to your Bash prompt so that the information you need is available always.

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How To Add a Footer To Your Webpage With HTML — step-by-step DevOps tutorial on Progressive Robot

How To Add a Footer To Your Webpage With HTML

In this tutorial, you’ll learn how to use HTML to add and style a footer on your website. A website footer is the final block of content at the bottom of a webpage. Footers can contain any type of HTML content, including text, images, and links.

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An Introduction to Linux Permissions — step-by-step Linux tutorial on Progressive Robot

An Introduction to Linux Permissions

Linux is a multi-user OS that is based on the Unix concepts of file ownership and permissions to provide security at the file system level. If you are planning to improve your Linux skills, it is essential that you have a decent understanding of how these work. In this tutorial, we will cover how to view and understand Linux ownership and permissions.

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Oracle Linux 8 — java-1.8.0-openjdk — security and stability fixes — required update — diagnosis and fix on Oracle Linux 8

Oracle Linux 8 — java-1.8.0-openjdk — security and stability fixes — required update (ELSA-2023-0208)

🟡 Medium   ⏱ 10–30 min  Last verified: 27 September 2020 Affected versions: Oracle Linux 8 📖 ~4 min read  •  Source: ELSA advisory ELSA-2023-0208 Related CVEs: CVE-2023-21830 CVE-2023-21843 Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution – Primary Fix Solution – Alternative Approaches Verification & […]

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Common Problems 119028

Ubuntu 14.04 LTS LVM Resize Completed but Filesystem Size Unchanged

🟡 Medium   ⏱ 5–30 min  Last verified: 27 September 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 […]

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Common Problems 115578

RHEL 7 systemctl Reports Start Limit Hit for API Service

🟡 Medium   ⏱ 5–30 min  Last verified: 27 September 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 […]

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