Issues

• IoSource, SourceFd and poll(2) not rearming

  tokio-rs/mio#2029 · Filter by author Thomasdezeeuw opened on Oct 17, 2026
  3

• poll(2) selector: SourceFd gets only the first event

  tokio-rs/mio#2018 · Filter by author duncanmcqueen opened on Oct 4, 2026
  5

• Windows: Poll::poll timeout is extended by system suspend

  tokio-rs/mio#2006 · Filter by author GlenDC opened on Aug 25, 2026
  1

• Switch Wine CI back to stable Rust 1.99

  tokio-rs/mio#1999 · Filter by author Thomasdezeeuw opened on Aug 8, 2026

• event::Iter::size_hint and count report the total, not the remaining

  tokio-rs/mio#1990 · Filter by author 3x3xX3N0N opened on Jul 30, 2026
  1

• Windows named pipe: stale read state leaks across DisconnectNamedPipe/ConnectNamedPipe instance reuse

  windows
  tokio-rs/mio#1983 · Filter by author Ulchemist opened on Jul 27, 2026

• Windows: re-arm on a read WouldBlock produces a spurious writable event

  windows
  tokio-rs/mio#1963 · Filter by author ameyypawar opened on Jun 25, 2026
  1

• NamedPipe permanently leaks HANDLEs

  bugwindows
  tokio-rs/mio#1944 · Filter by author 1c7718e7 opened on Apr 2, 2026
  7

  

• QNX: Add ionotify()‑based event driver (avoid poll() fallback)

  enhancement
  tokio-rs/mio#1902 · Filter by author agbullen opened on Sep 23, 2025

• Reenable AIX in CI

  tokio-rs/mio#1882 · Filter by author Thomasdezeeuw opened on May 24, 2025
  3

• Application hangs with the poll-based selector

  tokio-rs/mio#1874 · Filter by author t6tb7n opened on Apr 27, 2025
  1

• poll.poll may return non readable events despite the only registered interest being for readables

  windows
  tokio-rs/mio#1855 · Filter by author glandium opened on Jan 13, 2025
  5

• Use std::os::fd on Hermit

  enhancementhermitNeeds-MSRV
  tokio-rs/mio#1803 · Filter by author Thomasdezeeuw opened on Jun 9, 2024
  2

• Official ESP-IDF framework support

  enhancement
  tokio-rs/mio#1703 · Filter by author Thomasdezeeuw opened on Jul 31, 2023
  3

• Poll(2) implementation follow-ups

  enhancement
  tokio-rs/mio#1702 · Filter by author Thomasdezeeuw opened on Jul 31, 2023

• poll: Optimize locks and allocations in the critical path

  enhancement
  tokio-rs/mio#1701 · Filter by author jasta opened on Jul 30, 2023
  1

• IoRing support for windows

  enhancementwindows
  tokio-rs/mio#1697 · Filter by author ghost opened on Jul 26, 2023
  3

• Support UnixStream on Windows

  enhancementwindows
  tokio-rs/mio#1609 · Filter by author sullivan-sean opened on Aug 16, 2022
  14

• Support for io_uring

  enhancement
  tokio-rs/mio#1591 · Filter by author Noah-Kennedy opened on Jul 8, 2022
  13

• Support for peek/peek_from for sockets (unix_socket_peek)

  enhancementunstable
  tokio-rs/mio#1418 · Filter by author cssivision opened on Dec 10, 2020
  4

• Supprt for sending/receiving ancillary data (file descriptors) over Unix sockets (unix_socket_ancillary_data)

  enhancementunstable
  tokio-rs/mio#1369 · Filter by author zonyitoo opened on Oct 19, 2020
  2