August 2020 - Page 13 of 62

Common Problems 119107

Ubuntu 14.04 LTS – cron jobs stop running unexpectedly

🟠 High   ⏱ 5–30 min  Last verified: 25 August 2020 Affected versions: Ubuntu 14.04 LTS Ubuntu 14.04 Ubuntu 14.04.6 📖 ~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 […]

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Common Problems 119081

Ubuntu 14.04 LTS NFS mounts fail at boot with dependency timeouts

🟠 High   ⏱ 5–30 min  Last verified: 25 August 2020 Affected versions: 14.04 📖 ~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 […]

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Common Problems 118421

Ubuntu 16.04 LTS – apt lock contention from unattended-upgrades blocks installs – Fix & Prevention

🟡 Medium   ⏱ 5–30 min  Last verified: 25 August 2020 Affected versions: Ubuntu 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 117519

Ubuntu 20.04 system time incorrect or not syncing

🟡 Medium   ⏱ 5–30 min  Last verified: 25 August 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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How to Install Packer on FreeBSD 12 — step-by-step FreeBSD 12 tutorial on Progressive Robot

How to Install Packer on FreeBSD 12

Introduction FreeBSD 12 is a UNIX-derived operating system renowned for its network stack performance, ZFS integration, and Jail isolation primitives. Setting up install packer on freebsd 12 on FreeBSD 12 follows the rc.conf/service(8) paradigm rather than systemd, which means enabling a service and configuring its startup options are done differently from any Linux distribution. This […]

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Common Problems 113576

Windows Server 2012 R2 – Cluster network driver instability causes heartbeat loss – Fix and Prevention

🟠 High   ⏱ 5–30 min  Last verified: 25 August 2020 Affected versions: Windows Server 2012 R2 📖 ~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 […]

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Common Problems 112602

Windows Server 2019 – Credential Manager corruption causing stored credential failures – Fix & Prevention

🟢 Low   ⏱ 5–30 min  Last verified: 25 August 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 […]

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How to Configure Process Resource Manager on IBM AIX 7.2 — step-by-step IBM AIX 7.2 tutorial on Progressive Robot

How to Configure Process Resource Manager on IBM AIX 7.2

Introduction IBM AIX 7.2 is the latest release of IBM’s enterprise-grade UNIX operating system, running on IBM Power Systems hardware. Known for its reliability, security, and performance in mission-critical environments, AIX 7.2 introduces enhanced virtualization, security hardening, and cloud integration features. This guide covers how to configure process resource manager on ibm aix 7.2 on […]

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Python f-strings - PEP 498 - Literal String Interpolation — step-by-step Python tutorial on Progressive Robot

Python f-strings – PEP 498 – Literal String Interpolation

URL: https://www.progressiverobot.com/python-f-strings-literal-string-interpolation/ Python f-strings or formatted strings are the new way to format strings. This feature was introduced in Python 3.6 under PEP-498. It's also called literal string interpolation. Why do we need f-strings? Python provides various ways to format a string. Let's quickly look at them and what are the issues they have. % […]

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