Nov 4, 2022 · Fundamentals

Can File‑Based Optimization Save UFS Performance? Inside the Linux Kernel Debate

JEDEC’s new UFS File‑Based Optimization (FBO) 1.0 standard aims to improve flash storage performance by defragmenting LBA ranges tied to specific files, but a Xiaomi engineer’s patch proposal to implement it in Linux was sharply rejected by kernel veteran Christoph Hellwig, who called the idea fundamentally flawed.

File-Based OptimizationLinux kernelUFS

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Can File‑Based Optimization Save UFS Performance? Inside the Linux Kernel Debate

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Nov 19, 2015 · Operations

How to Safely Clean Up Linux: Remove Old Kernels, Use BleachBit, and Defragment

This guide explains why Linux accumulates logs, caches, and temporary files, and provides step‑by‑step methods to reclaim disk space by safely removing old kernels, employing BleachBit for automated cleanup, and running e4defrag when fragmentation becomes a concern.

BleachBitLinuxdefragmentation

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How to Safely Clean Up Linux: Remove Old Kernels, Use BleachBit, and Defragment