Fastest way to read very large file(Gb to Tb) in C++

This page summarizes the projects mentioned and recommended in the original post on /r/cpp
CPP Cpp11 Cpp14 memory-mapped-file memory-mapping

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  • llfio

    P1031 low level file i/o and filesystem library for the C++ standard

    • Yeah agreed I would say you are looking for https://github.com/ned14/llfio

  • mio

    Cross-platform C++11 header-only library for memory mapped file IO (by vimpunk)

    • I would memory map it. Use this lib: https://github.com/mandreyel/mio

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NOTE: The number of mentions on this list indicates mentions on common posts plus user suggested alternatives. Hence, a higher number means a more popular project.

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