#storage

A deep systems architecture guide to cloud object storage: how Erasure Coding (Reed-Solomon) slashes storage overhead by 60% compared to 3x replication, Galois Field GF(2^8) matrix arithmetic, bitrot detection, and high-throughput data reconstruction in Ceph and MinIO.

A deep systems architecture guide to high-performance analytical databases: how columnar storage, dictionary/RLE compression, SIMD vectorized query execution, and morsel-driven parallelism make engines like DuckDB and ClickHouse 100x faster than traditional row-oriented databases.

A deep systems engineering guide to zero-copy data formats: how FlatBuffers, Cap'n Proto, and Apache Arrow eliminate serialization and deserialization overhead using relative pointer offsets, vtables, memory-mapped I/O, and columnar in-place memory layouts.

A deep systems architecture guide to database durability and crash recovery: how the ARIES protocol guarantees ACID atomicity and durability using Write-Ahead Logging (WAL), Steal/No-Force buffer management, Log Sequence Numbers (LSNs), and three-phase recovery with Compensation Log Records (CLRs).

A deep systems and cloud infrastructure guide to storage disaggregation: how NVMe-over-Fabrics (NVMe-oF) slashes remote I/O latency to sub-10 microseconds using RDMA and RoCE v2, comparing TCP vs RDMA transports, PCIe Gen 5 bandwidth scaling, and SPDK kernel-bypass drivers in high-scale AI and database clusters.

Master server-side image compression on Linux with ImageMagick: progressive JPEG encoding, chroma subsampling (4:2:0), 8-bit PNG palette quantization, batch WebP conversion, and automated shell workflows.

A battle-tested sysadmin guide to reclaiming tens of gigabytes on Linux servers: pruning Docker BuildKit caches, clearing NPM/Pip/Composer/Go package caches, vacuuming systemd journals, and auditing root storage safely.

Running out of disk space on your Linux VPS? Discover which commands safely reclaim gigabytes of storage from system logs, package caches, old kernels, and Docker, and which commands to avoid.