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Server & Solana Infrastructure Blog
Guides, product updates and deep dives on high-performance infrastructure, low-latency networking and Solana hosting.
How to Create a User in Linux (With Home Directory)
Create a Linux user with a home directory using useradd -m, verify it worked, and see why some distros create one automatically and others don't.
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A Complete Guide to Linux Bash History
Everything you need to know about bash shell history — where it's stored, how to view and search it, and how to clear or disable it when it matters.
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Does Ubuntu Server Have a GUI? How to Install One
Ubuntu Server doesn't include a GUI by default. Here's why, plus step-by-step instructions to install GNOME, Xfce, or another desktop environment.
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How to Install & Use Grub Customizer on Ubuntu (24.04)
Grub Customizer is no longer in Ubuntu's repos. How to install it from the PPA on Ubuntu 24.04, use it safely, undo it, and configure GRUB on a server.
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Processor Details in Linux: Check CPU, Memory & Disk Usage
Server feels slow? Use lscpu, top, free and df to work out whether CPU, memory or disk is the real bottleneck, and how to read each number correctly.
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tar gzip in Linux: Archive & Extract Files
Learn how to use tar gzip in Linux: create a tar.gz, extract it, extract to a directory, view archive contents, and compress files with gzip or bzip2.
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Linux Format HDD: How to Partition and Format Disk Drives
Linux format HDD guide: identify the right disk with lsblk, partition with fdisk or parted, format with mkfs, mount via /etc/fstab, and wipe drives safely.
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Check Environment Variables Linux: How to Set, List & Manage
Learn how to partition and format a disk on Linux with fdisk, parted, and mkfs. Covers ext4, XFS, NTFS, FAT32, mounting, fstab, and safe disk wiping.
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How to Check Your Linux Distribution & Best Server Distros
Learn four quick commands to identify your Linux distribution, version, and architecture, then find out which server distro fits your workload: Ubuntu, Debian, AlmaLinux, Rocky, or CentOS Stream.
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