[Refactor] Non-daemonic processes in PEnv

[vmoens]

Stack from ghstack (oldest at bottom):

• [BugFix] Fix schemes and refactor collectors to make them readable #3226
• -> [Refactor] Non-daemonic processes in PEnv #3225

[pytorch-bot]

🔗 Helpful Links

🧪 See artifacts and rendered test results at hud.pytorch.org/pr/pytorch/rl/3225

• 📄 Preview Python docs built from this PR

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❗ 1 Active SEVs

There are 1 currently active SEVs. If your PR is affected, please view them below:

• All Docker build failed due to Ubuntu archive outage

❌ 6 New Failures, 1 Cancelled Job, 13 Unrelated Failures

As of commit e565c8e with merge base 13434eb ():

NEW FAILURES - The following jobs have failed:

• Continuous Benchmark (PR) / GPU Pytest benchmark (gh)
  E: Failed to fetch http://security.ubuntu.com/ubuntu/pool/universe/g/gnupg2/gnupg2_2.2.27-3ubuntu2.4_all.deb Unable to connect to security.ubuntu.com:80: [IP: 185.125.190.36 80]
• Libs Tests on Linux / unittests-gym (3.9, 12.8) / linux-job (gh)
  RuntimeError: Command docker exec -t 5376f387a57a1243a1251a505132909479d2a166eaa54a24abcf391ea5e7388a /exec failed with exit code 100
• Push Binary Nightly / build-wheel-unix (linux, ubuntu-22.04, 3.9, cp39-cp39, cpu, cpu) (gh)
• Push Binary Nightly / build-wheel-windows (3.9, 3.9) (gh)
• Push Binary Nightly / test-wheel-windows (3.9, 3.9) (gh)
  Process completed with exit code 1.
• SOTA Tests on Linux / tests (3.9, 12.8) / linux-job (gh)
  RuntimeError: Command docker exec -t 1b72566dc2c9ffecf2cab8d7f3e5f7ecf5282722be7242341e2a011c77fdc4a3 /exec failed with exit code 100

CANCELLED JOB - The following job was cancelled. Please retry:

• Continuous Benchmark (PR) / CPU Pytest benchmark (gh)
  ##[error]The operation was canceled.

FLAKY - The following jobs failed but were likely due to flakiness present on trunk:

• Habitat Tests on Linux / tests (3.9, 12.8) / linux-job (gh) (matched linux rule in flaky-rules.json)
  E: Failed to fetch http://security.ubuntu.com/ubuntu/pool/universe/g/gnupg2/gnupg2_2.2.27-3ubuntu2.4_all.deb Unable to connect to security.ubuntu.com:80: [IP: 185.125.190.39 80]
• Libs Tests on Linux / unittests-sklearn (3.10, 12.8) / linux-job (gh) (matched linux rule in flaky-rules.json)
  E: Failed to fetch http://archive.ubuntu.com/ubuntu/pool/main/e/e2fsprogs/libss2_1.46.5-2ubuntu1.2_amd64.deb Unable to connect to archive.ubuntu.com:80:
• Unit-tests on Linux / tests-cpu (3.10) / linux-job (gh) (matched linux rule in flaky-rules.json)
  E: Failed to fetch http://security.ubuntu.com/ubuntu/pool/universe/g/gnupg2/gnupg2_2.2.27-3ubuntu2.4_all.deb Unable to connect to archive.ubuntu.com:80: [IP: 91.189.91.82 80]
• Unit-tests on Linux / tests-cpu (3.11) / linux-job (gh) (matched linux rule in flaky-rules.json)
  E: Failed to fetch http://security.ubuntu.com/ubuntu/pool/universe/g/gnupg2/gnupg2_2.2.27-3ubuntu2.4_all.deb Unable to connect to archive.ubuntu.com:80: [IP: 185.125.190.81 80]
• Unit-tests on Linux / tests-cpu (3.12) / linux-job (gh) (matched linux rule in flaky-rules.json)
  E: Failed to fetch http://security.ubuntu.com/ubuntu/pool/universe/g/gnupg2/gnupg2_2.2.27-3ubuntu2.4_all.deb Unable to connect to archive.ubuntu.com:80: [IP: 91.189.91.83 80]
• Unit-tests on Linux / tests-cpu (3.9) / linux-job (gh) (matched linux rule in flaky-rules.json)
  E: Failed to fetch http://security.ubuntu.com/ubuntu/pool/universe/g/gnupg2/gnupg2_2.2.27-3ubuntu2.4_all.deb Unable to connect to security.ubuntu.com:80: [IP: 91.189.91.82 80]
• Unit-tests on Linux / tests-gpu (3.11, 12.8) / linux-job (gh) (matched linux rule in flaky-rules.json)
  E: Failed to fetch http://security.ubuntu.com/ubuntu/pool/main/g/gcc-11/gcc-11_11.4.0-1ubuntu1%7e22.04.2_amd64.deb Connection timed out [IP: 185.125.190.81 80]
• Unit-tests on Linux / tests-olddeps (3.9, 11.6) / linux-job (gh) (matched linux rule in flaky-rules.json)
  E: Failed to fetch http://security.ubuntu.com/ubuntu/pool/universe/g/gnupg2/gnupg2_2.2.27-3ubuntu2.4_all.deb Unable to connect to archive.ubuntu.com:80: [IP: 185.125.190.36 80]
• Unit-tests on Linux / tests-optdeps (3.11, 12.8) / linux-job (gh) (matched linux rule in flaky-rules.json)
  E: Failed to fetch http://security.ubuntu.com/ubuntu/pool/main/g/gcc-11/cpp-11_11.4.0-1ubuntu1%7e22.04.2_amd64.deb Unable to connect to archive.ubuntu.com:80: [IP: 185.125.190.82 80]
• Unit-tests on Linux / tests-stable-gpu (3.10, 11.8) / linux-job (gh) (matched linux rule in flaky-rules.json)
  E: Failed to fetch http://security.ubuntu.com/ubuntu/pool/universe/g/gnupg2/gnupg2_2.2.27-3ubuntu2.4_all.deb Unable to connect to archive.ubuntu.com:80: [IP: 91.189.91.83 80]

BROKEN TRUNK - The following jobs failed but were present on the merge base:

👉 Rebase onto the `viable/strict` branch to avoid these failures

• Push Binary Nightly / build-wheel-unix (macos, macos-latest, 3.9, cp39-cp39, cpu, cpu) (gh) (trunk failure)
  Process completed with exit code 1.
• Push Binary Nightly / test-wheel-unix (linux, ubuntu-22.04, 3.9, cp39-cp39, cpu, cpu) (gh) (trunk failure)
  Process completed with exit code 1.
• Push Binary Nightly / test-wheel-unix (macos, macos-latest, 3.9, cp39-cp39, cpu, cpu) (gh) (trunk failure)
  Process completed with exit code 1.

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