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Is tokio::time::Sleep fused?

A-tokioArea: The main tokio crateArea: The main tokio crate

C-questionUser questions that are neither feature requests nor bug reportsUser questions that are neither feature requests nor bug reports

M-timeModule: tokio/timeModule: tokio/time

Status: Open.

#8073 In tokio-rs/tokio;

· phil-opp opened on Apr 20, 2026

Re-land sharded spawn blocking queue

A-tokioArea: The main tokio crateArea: The main tokio crate

M-blockingModule: tokio/task/blockingModule: tokio/task/blocking

Status: Open.

#8067 In tokio-rs/tokio;

· alex opened on Apr 18, 2026

Performance regression on high-QPS short-handler workloads since 1.51.0

A-tokioArea: The main tokio crateArea: The main tokio crate

I-slowProblems and improvements related to performance.Problems and improvements related to performance.

M-runtimeModule: tokio/runtimeModule: tokio/runtime

Status: Open.

#8065 In tokio-rs/tokio;

· kushudai opened on Apr 18, 2026

Panic in subtraction with overflow in tokio/src/sync/mpsc/list.rs

A-tokioArea: The main tokio crateArea: The main tokio crate

M-syncModule: tokio/syncModule: tokio/sync

Status: Open.

#8061 In tokio-rs/tokio;

· alexcrichton opened on Apr 16, 2026

Livelock in PollEvented::poll_read() which sometimes does not transition into Pending state despite nothing to read

A-tokioArea: The main tokio crateArea: The main tokio crate

C-bugCategory: This is a bug.Category: This is a bug.

Status: Open.

#8054 In tokio-rs/tokio;

· sandersaares opened on Apr 16, 2026

x86_64-pc-cygwin: tokio::process stdout/stderr stop after the first chunk

A-tokioArea: The main tokio crateArea: The main tokio crate

C-bugCategory: This is a bug.Category: This is a bug.

M-processModule: tokio/processModule: tokio/process

Status: Open.

#8042 In tokio-rs/tokio;

· chitao1234 opened on Apr 12, 2026

Test tokio::tcp_stream try_read_buf failing with timout on wasm32-wasip2

A-tokioArea: The main tokio crateArea: The main tokio crate

C-bugCategory: This is a bug.Category: This is a bug.

M-netModule: tokio/netModule: tokio/net

T-wasmTopic: Web AssemblyTopic: Web Assembly

Status: Open.

#8034 In tokio-rs/tokio;

· Darksonn opened on Apr 10, 2026

UnixDatagram infinite hang on recv

A-tokioArea: The main tokio crateArea: The main tokio crate

C-bugCategory: This is a bug.Category: This is a bug.

M-netModule: tokio/netModule: tokio/net

Status: Open.

#8033 In tokio-rs/tokio;

· leshow opened on Apr 10, 2026

feat: a New runtime flavor for io-uring

A-tokioArea: The main tokio crateArea: The main tokio crate

C-feature-requestCategory: A feature request.Category: A feature request.

T-io-uringTopic: Linux io_uringTopic: Linux io_uring

Status: Open.

#7995 In tokio-rs/tokio;

· Daksh14 opened on Mar 30, 2026

Add "Best practices" topic to https://tokio.rs/tokio/topics

A-tokioArea: The main tokio crateArea: The main tokio crate

C-feature-requestCategory: A feature request.Category: A feature request.

Status: Open.

#7982 In tokio-rs/tokio;

· jlizen opened on Mar 20, 2026

task dumps: Switch to frame-pointer unwinding

A-tokioArea: The main tokio crateArea: The main tokio crate

C-feature-requestCategory: A feature request.Category: A feature request.

M-taskdump--cfg tokio_taskdump--cfg tokio_taskdump

Status: Open.

#7975 In tokio-rs/tokio;

· rcoh opened on Mar 17, 2026

feat: opt-in file descriptor table pre-warming behind tokio_unstable

A-tokioArea: The main tokio crateArea: The main tokio crate

M-runtimeModule: tokio/runtimeModule: tokio/runtime

T-performanceTopic: performance and benchmarksTopic: performance and benchmarks

Status: Open.

#7970 In tokio-rs/tokio;

· jlizen opened on Mar 12, 2026