Linux – Page 5 – ITFROMZERO – Share tobe shared!

Mastering PySpark on Linux: Processing Hundreds of GBs of Data with Python

By admin August 18, 2026

Struggling to process tens of gigabytes of data with Pandas? Discover how to install and optimize PySpark on Linux to handle Big Data efficiently through parallel computing.

Linux

Mastering Bad Sector Data Recovery with GNU ddrescue on Linux

By admin August 18, 2026

Don't lose data just by using the wrong copy command. Learn how to use GNU ddrescue to recover data from bad sector hard drives professionally and safely.

Linux

Centralizing Linux Logs with systemd-journal-remote: A Lightweight ELK Alternative

By admin August 17, 2026

Manage logs centrally without the RAM-heavy ELK stack. This guide shows how to use systemd-journal-remote to collect binary logs from multiple Linux servers while keeping metadata intact.

Monitoring

Mastering lnav: Advanced Real-Time Log Viewing and Analysis on Linux

By admin August 16, 2026

Don't let log reading become a nightmare. Discover lnav—a powerful Linux tool that merges log files, provides smart highlighting, and supports SQL queries to find errors in seconds.

Linux

Managing AppImage on Linux: Stop Your Downloads Folder From Becoming a Software “Junkyard”

By admin August 15, 2026

Managing AppImages on Linux is no longer a hassle. With AppImageLauncher, you can automatically integrate apps into the menu, centralize files, and update to new versions in just a few clicks.

Linux

Fixing Nvidia and VirtualBox Drivers Blocked by Secure Boot: A Kernel Module Signing Guide

By admin August 15, 2026

The 'Required key not available' error when installing Nvidia drivers on Linux is usually caused by Secure Boot blocking unsigned modules. Here is a simple guide to creating MOK keys and signing your drivers.

Network

CoreDNS on Linux: Replacing Bind9 for Smoother Microservices Operations

By admin August 14, 2026

CoreDNS is the perfect alternative to Bind9 in the Microservices era. Learn how to install, configure Corefile, and optimize plugins for production systems.

Database

Installing InfluxDB on Linux: The Ultimate Solution for Time-series Data

By admin August 14, 2026

Install and configure InfluxDB 2.x on Linux for efficient time-series data management. Learn how to avoid High Cardinality errors and optimize storage capacity.

Database

Real-time PostgreSQL Monitoring with pg_activity: Kill Hung Queries in a Flash

By admin August 14, 2026

Don't let slow queries crash your server. Learn how to use pg_activity on Linux for real-time PostgreSQL monitoring, detecting idle in transactions, and handling hung queries quickly.