> For the complete documentation index, see [llms.txt](https://mariadb.com/docs/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://mariadb.com/docs/server/ha-and-performance/optimization-and-tuning/operating-system-optimizations.md).

# Operating System Optimizations

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[Filesystem Optimizations](/docs/server/ha-and-performance/optimization-and-tuning/operating-system-optimizations/filesystem-optimizations.md)
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Filesystem choices and settings that affect MariaDB Server performance.
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[Storage I/O: Buffering and Persistence](/docs/server/ha-and-performance/optimization-and-tuning/operating-system-optimizations/storage-io-buffering-and-persistence.md)
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Defines the OS-agnostic terms MariaDB documentation uses for disk I/O — unbuffered I/O, write-through, persist — and shows how each one maps to Unix-like and Windows mechanisms.
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