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#memory-map #file-io #file #io #mmap

memmap2

Cross-platform Rust API for memory-mapped file IO

by Yevhenii Reizner, Dan Burkert and 45 contributors. Co-owned by Maarten de Vries, Tobias Bucher.

29 releases

0.9.5 Sep 13, 2024
0.9.4 Jan 25, 2024
0.9.3 Dec 19, 2023
0.9.0 Oct 3, 2023
0.1.0 Jan 18, 2020

#3 in Memory management

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Used in 4,442 crates (468 directly)

MIT/Apache

125KB
2K SLoC

memmap2

Build Status Crates.io Documentation Rust 1.36+

A Rust library for cross-platform memory mapped IO.

This is a fork of the memmap-rs crate.

Features

  • file-backed memory maps
  • anonymous memory maps
  • synchronous and asynchronous flushing
  • copy-on-write memory maps
  • read-only memory maps
  • stack support (MAP_STACK on unix)
  • executable memory maps
  • huge page support (linux only)

A list of supported/tested targets can be found in Actions.

License

memmap2 is primarily distributed under the terms of both the MIT license and the Apache License (Version 2.0).

See LICENSE-APACHE, LICENSE-MIT for details.

Copyright (c) 2020 Yevhenii Reizner

Copyright (c) 2015 Dan Burkert

Dependencies