Theodore Ts’o 2/22/2009

Should Filesystems Be Optimized for SSD’s?

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This technical article examines the debate on optimizing filesystems for SSDs. It discusses where abstraction boundaries should lie between the OS and storage hardware, covering topics like wear leveling, write amplification, log-structured filesystems, and the ATA TRIM command. The author references Linus Torvalds's perspective and historical examples like Object Based Disks to analyze the costs and benefits of changing long-standing storage abstractions.

Should Filesystems Be Optimized for SSD’s?

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