14 articles
Solve the mysterious slowness. Master the tools for disk performance analysis. Learn to use 'iostat' to measure disk throughput and 'iotop' to identify exactly which process is 'Thrashing' your hard drive. Understand why 100% disk usage can break a 16-core CPU.
Predict the future of your hardware. Master the 'SMART' self-test system built into every modern hard drive. Learn to use 'smartctl' to identify failing disks before they crash and use 'hdparm' to benchmark your storage performance.
Prepare for the inevitable. Hardware fails, but your data doesn't have to. Master Linux Software RAID with 'mdadm'. Learn the differences between RAID 1 (Mirroring), RAID 5 (Parity), and RAID 10. Understand how to replace a failed drive without losing a single bit.
Ditch the rigid partitions of the past. Master 'Logical Volume Management' (LVM). Learn to pool your disks together, resize volumes while the system is running, and take instant backups using snapshots. Understand the PV -> VG -> LV hierarchy.
Ensure your disks wake up with you. Learn to manage the system's mount table. Master the syntax of the '/etc/fstab' file, understand mount options like 'noatime' and 'nofail', and learn to troubleshoot a system that won't boot due to a missing disk.
Choosing the right floor for your data. Master the formatting of Linux partitions. Learn the differences between the reliable ext4, the high-performance XFS, and the next-gen Btrfs. Understand the 'Label' and 'UUID' identity system.
Before you can store data, you must build the foundation. Master the architecture of Linux partitions. Understand the differences between the classic MBR and the modern GPT formats. Learn to use 'fdisk', 'gdisk', and 'parted' to prepare your disks.
Never run out of disk space again. Learn to visualize your storage hierarchy. Master 'df' for global space, 'du' for finding massive folders, and 'lsblk' to see how your physical hardware is partitioned.
Reclaim your disk space. Master the art of Docker housekeeping, from pruning dangling images to managing large log files that eat your server's storage.
Master the fundamental lifecycle of Docker. Understand how read-only layers form images and how the 'Writable Layer' makes them come alive as containers.
Stop losing your data. Learn how to use Docker Volumes and Bind Mounts to ensure your databases and user uploads survive container deletions and upgrades.
Save your work. Learn how to use 'Artifacts' to pass files between stages (e.g., from Build to Test) and how to download them for manual review.
The math behind LLM files. Understanding how many GBs you need to store and run your favorite models.
Managing the gigabytes. How to clear space and move your Ollama model library to a larger drive.