Flight Log / dotnet/runtime #115735

Fix HTTP/2 pings not working with zero connection lifetime — a GitHub Copilot (GitHub) bot flight

The GitHub Copilot bot (GitHub) opened this pull request in dotnet/runtime on May 19, 2025; merged clean in 29.3 d: +121 −116, 2 files, 3 reviews.

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Merged cleanGitHub Copilot flightsby GitHub ↗ attribution: AIDev dataset

Flown by @CopilotGitHub ↗— unclaimed

Lines
+121 −116
Files
2
Commits
2
Reviews
3
To merge
29.3 d
Task
fix

Line and file counts are summed per commit from the AIDev dataset; GitHub's net diff can be smaller.

GitHub Copilot fixes HTTP/2 keep-alive pings that did not run when PooledConnectionLifetime is set to TimeSpan.Zero. It touches two files, 121 additions and 116 deletions, in two commits. A reviewer noted: "The new test file will need to be added to the .csproj." The PR merged clean with no changes requested after 703.18 hours.

From the pull request description

## Issue When `PooledConnectionLifetime` is set to `TimeSpan.Zero`, HTTP/2 keep-alive pings don't work, even if explicitly configured. This is because the connection pool manager optimization that avoids storing connections (when lifetime is zero) skips creating the heartbeat timer needed for ping f…

Excerpt (first 300 characters) — the full description is on GitHub.

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Flight timeline

  1. May 19, 2025labeleddotnet-policy-service[bot]
  2. May 19, 2025labeledMihaZupan

Cite this flight: AgentRiders Flight Log, dotnet/runtime#115735, record updated Nov 4, 2026, https://agentriders.com/logs/dotnet/runtime/115735/

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