2025-06-12 14:21.29: New job: test ocaml-multicore/multicore-bench https://github.com/ocaml-multicore/multicore-bench.git#refs/heads/main (d2dcd9f17eb27ef2e967e6e40389827f80fd9514) (macos-x86_64:macos-homebrew-4.14_opam-2.3) Base: macos-homebrew-ocaml-4.14 Opam project build To reproduce locally: git clone --recursive "https://github.com/ocaml-multicore/multicore-bench.git" -b "main" && cd "multicore-bench" && git reset --hard d2dcd9f1 cat > Dockerfile <<'END-OF-DOCKERFILE' FROM macos-homebrew-ocaml-4.14 # macos-homebrew-4.14_opam-2.3 USER 1000:1000 ENV CLICOLOR_FORCE="1" ENV OPAMCOLOR="always" RUN ln -f ~/local/bin/opam-2.3 ~/local/bin/opam RUN opam init --reinit -ni RUN uname -rs && opam exec -- ocaml -version && opam --version RUN cd ~/opam-repository && (git cat-file -e a28eb8a148feb4fbc6466fa0791668993513dbde || git fetch origin master) && git reset -q --hard a28eb8a148feb4fbc6466fa0791668993513dbde && git log --no-decorate -n1 --oneline && opam update -u COPY --chown=1000:1000 multicore-bench.opam ./src/./ RUN opam pin add -yn multicore-bench.dev './src/./' RUN echo '(lang dune 3.0)' > './src/./dune-project' ENV DEPS="astring.0.8.5 backoff.0.1.1 base-bigarray.base base-threads.base base-unix.base camlp-streams.5.0.1 cmdliner.1.3.0 cppo.1.8.0 csexp.1.5.2 domain-local-await.1.0.1 domain_shims.0.1.0 dune.3.19.1 fmt.0.10.0 logs.0.8.0 mdx.2.5.0 mtime.2.1.0 multicore-magic.2.3.1 ocaml.4.14.2 ocaml-base-compiler.4.14.2 ocaml-config.2 ocaml-options-vanilla.1 ocaml-version.4.0.1 ocamlbuild.0.16.1 ocamlfind.1.9.8 re.1.12.0 result.1.5 seq.base thread-table.1.0.0 topkg.1.0.8 yojson.3.0.0" ENV CI="true" ENV OCAMLCI="true" RUN opam update --depexts && opam install --cli=2.3 --depext-only -y multicore-bench.dev $DEPS RUN opam install $DEPS COPY --chown=1000:1000 . ./src RUN cd ./src && opam exec -- dune build @install @check @runtest && rm -rf _build END-OF-DOCKERFILE docker build . END-REPRO-BLOCK 2025-06-12 14:21.29: Using cache hint "ocaml-multicore/multicore-bench-macos-homebrew-ocaml-4.14-macos-homebrew-4.14_opam-2.3-5e4c8ffe3a82688c609d0a76996fa04b" 2025-06-12 14:21.29: Using OBuilder spec: ((from macos-homebrew-ocaml-4.14) (comment macos-homebrew-4.14_opam-2.3) (user (uid 1000) (gid 1000)) (env CLICOLOR_FORCE 1) (env OPAMCOLOR always) (run (shell "ln -f ~/local/bin/opam-2.3 ~/local/bin/opam")) (run (shell "opam init --reinit -ni")) (run (shell "uname -rs && opam exec -- ocaml -version && opam --version")) (run (cache (opam-archives (target /Users/mac1000/.opam/download-cache)) (homebrew (target /Users/mac1000/Library/Caches/Homebrew))) (network host) (shell "cd ~/opam-repository && (git cat-file -e a28eb8a148feb4fbc6466fa0791668993513dbde || git fetch origin master) && git reset -q --hard a28eb8a148feb4fbc6466fa0791668993513dbde && git log --no-decorate -n1 --oneline && opam update -u")) (copy (src multicore-bench.opam) (dst ./src/./)) (run (network host) (shell "opam pin add -yn multicore-bench.dev './src/./'")) (run (network host) (shell "echo '(lang dune 3.0)' > './src/./dune-project'")) (env DEPS "astring.0.8.5 backoff.0.1.1 base-bigarray.base base-threads.base base-unix.base camlp-streams.5.0.1 cmdliner.1.3.0 cppo.1.8.0 csexp.1.5.2 domain-local-await.1.0.1 domain_shims.0.1.0 dune.3.19.1 fmt.0.10.0 logs.0.8.0 mdx.2.5.0 mtime.2.1.0 multicore-magic.2.3.1 ocaml.4.14.2 ocaml-base-compiler.4.14.2 ocaml-config.2 ocaml-options-vanilla.1 ocaml-version.4.0.1 ocamlbuild.0.16.1 ocamlfind.1.9.8 re.1.12.0 result.1.5 seq.base thread-table.1.0.0 topkg.1.0.8 yojson.3.0.0") (env CI true) (env OCAMLCI true) (run (cache (opam-archives (target /Users/mac1000/.opam/download-cache)) (homebrew (target /Users/mac1000/Library/Caches/Homebrew))) (network host) (shell "opam update --depexts && opam install --cli=2.3 --depext-only -y multicore-bench.dev $DEPS")) (run (cache (opam-archives (target /Users/mac1000/.opam/download-cache)) (homebrew (target /Users/mac1000/Library/Caches/Homebrew))) (network host) (shell "opam install $DEPS")) (copy (src .) (dst ./src)) (run (shell "cd ./src && opam exec -- dune build @install @check @runtest && rm -rf _build")) ) 2025-06-12 14:21.29: Waiting for resource in pool OCluster 2025-06-13 02:13.08: Waiting for worker… 2025-06-13 05:27.57: Got resource from pool OCluster Building on i7-worker-04 All commits already cached HEAD is now at d2dcd9f Try to avoid false sharing (from macos-homebrew-ocaml-4.14) 2025-06-13 05:27.58 ---> using "0c60f117aee57abea8364cb033d47bb1d63ff0f68e5ee97378e032498e8442af" from cache /: (comment macos-homebrew-4.14_opam-2.3) /: (user (uid 1000) (gid 1000)) /: (env CLICOLOR_FORCE 1) /: (env OPAMCOLOR always) /: (run (shell "ln -f ~/local/bin/opam-2.3 ~/local/bin/opam")) 2025-06-13 05:27.59 ---> using "d185bb362ab7a62e22c76fe28c4578fe7a4e17f7cc7bc09a3073972dfb5efd3b" from cache /: (run (shell "opam init --reinit -ni")) No configuration file found, using built-in defaults. Checking for available remotes: rsync and local, git. - you won't be able to use mercurial repositories unless you install the hg command on your system. - you won't be able to use darcs repositories unless you install the darcs command on your system. This version of opam requires an update to the layout of /Users/mac1000/.opam from version 2.1 to version 2.2, which can't be reverted. You may want to back it up before going further. Continue? [y/n] y [NOTE] The 'jobs' option was reset, its value was 1 and its new value will vary according to the current number of cores on your machine. You can restore the fixed value using: opam option jobs=1 --global Format upgrade done. <><> Updating repositories ><><><><><><><><><><><><><><><><><><><><><><><><><><> [default] no changes from git+file:///Users/mac1000/opam-repository 2025-06-13 05:27.59 ---> using "1a239dab0512a5f76e4948de67b26faca67b4de935df003aa7f81d4e2d68958d" from cache /: (run (shell "uname -rs && opam exec -- ocaml -version && opam --version")) Darwin 23.4.0 The OCaml toplevel, version 4.14.2 2.3.0 2025-06-13 05:27.59 ---> using "f52eecff7be584d99550d2f8c42b8f22f9135c2276c46c827a485f089226c5ac" from cache /: (run (cache (opam-archives (target /Users/mac1000/.opam/download-cache)) (homebrew (target /Users/mac1000/Library/Caches/Homebrew))) (network host) (shell "cd ~/opam-repository && (git cat-file -e a28eb8a148feb4fbc6466fa0791668993513dbde || git fetch origin master) && git reset -q --hard a28eb8a148feb4fbc6466fa0791668993513dbde && git log --no-decorate -n1 --oneline && opam update -u")) From https://github.com/ocaml/opam-repository * branch master -> FETCH_HEAD 67e940587b..a28eb8a148 master -> origin/master a28eb8a148 Merge pull request #28017 from maiste/release-dune-3.19.1 <><> Updating package repositories ><><><><><><><><><><><><><><><><><><><><><><> [default] synchronised from git+file:///Users/mac1000/opam-repository Everything as up-to-date as possible (run with --verbose to show unavailable upgrades). The following packages are not being upgraded because the new versions conflict with other installed packages: - ocaml.5.5.0 - ocaml-config.3 However, you may "opam upgrade" these packages explicitly, which will ask permission to downgrade or uninstall the conflicting packages. Nothing to do. # To update the current shell environment, run: eval $(opam env) 2025-06-13 05:28.00 ---> using "cbe0def484142b57e323ed60e71b5ea1be1c62ce432e64083775819603125847" from cache /: (copy (src multicore-bench.opam) (dst ./src/./)) 2025-06-13 05:28.02 ---> saved as "c6436eca163438a0734351fd1fc4a18fc67a374c73862806fa63e9aee646f2ca" /: (run (network host) (shell "opam pin add -yn multicore-bench.dev './src/./'")) [multicore-bench.dev] synchronised (file:///Users/mac1000/src) multicore-bench is now pinned to file:///Users/mac1000/src (version dev) 2025-06-13 05:28.12 ---> saved as "b3c4352f3d03e4fec5cf4e1b66bb1967f8fe63d39de83a0e5373ef4229a51579" /: (run (network host) (shell "echo '(lang dune 3.0)' > './src/./dune-project'")) 2025-06-13 05:28.14 ---> saved as "946292cef792681b7390ef0aeda4d722d7cd955e89a11626ae11e7d6a6dd0222" /: (env DEPS "astring.0.8.5 backoff.0.1.1 base-bigarray.base base-threads.base base-unix.base camlp-streams.5.0.1 cmdliner.1.3.0 cppo.1.8.0 csexp.1.5.2 domain-local-await.1.0.1 domain_shims.0.1.0 dune.3.19.1 fmt.0.10.0 logs.0.8.0 mdx.2.5.0 mtime.2.1.0 multicore-magic.2.3.1 ocaml.4.14.2 ocaml-base-compiler.4.14.2 ocaml-config.2 ocaml-options-vanilla.1 ocaml-version.4.0.1 ocamlbuild.0.16.1 ocamlfind.1.9.8 re.1.12.0 result.1.5 seq.base thread-table.1.0.0 topkg.1.0.8 yojson.3.0.0") /: (env CI true) /: (env OCAMLCI true) /: (run (cache (opam-archives (target /Users/mac1000/.opam/download-cache)) (homebrew (target /Users/mac1000/Library/Caches/Homebrew))) (network host) (shell "opam update --depexts && opam install --cli=2.3 --depext-only -y multicore-bench.dev $DEPS")) + /usr/local/bin/brew "update" - ==> Updating Homebrew... - Already up-to-date. <><> Synchronising pinned packages ><><><><><><><><><><><><><><><><><><><><><><> [multicore-bench.dev] synchronised (file:///Users/mac1000/src) [NOTE] Package ocaml-options-vanilla is already installed (current version is 1). [NOTE] Package ocaml-config is already installed (current version is 2). [NOTE] Package ocaml-base-compiler is already installed (current version is 4.14.2). [NOTE] Package ocaml is already installed (current version is 4.14.2). [NOTE] Package base-unix is already installed (current version is base). [NOTE] Package base-threads is already installed (current version is base). [NOTE] Package base-bigarray is already installed (current version is base). 2025-06-13 05:28.48 ---> saved as "12218abaad161ff90ab422723d2f4774038a0ee96bbaf2aca638cc30790d031b" /: (run (cache (opam-archives (target /Users/mac1000/.opam/download-cache)) (homebrew (target /Users/mac1000/Library/Caches/Homebrew))) (network host) (shell "opam install $DEPS")) [NOTE] Package ocaml-options-vanilla is already installed (current version is 1). [NOTE] Package ocaml-config is already installed (current version is 2). [NOTE] Package ocaml-base-compiler is already installed (current version is 4.14.2). [NOTE] Package ocaml is already installed (current version is 4.14.2). [NOTE] Package base-unix is already installed (current version is base). [NOTE] Package base-threads is already installed (current version is base). [NOTE] Package base-bigarray is already installed (current version is base). The following actions will be performed: === install 23 packages - install astring 0.8.5 - install backoff 0.1.1 - install camlp-streams 5.0.1 - install cmdliner 1.3.0 - install cppo 1.8.0 - install csexp 1.5.2 - install domain-local-await 1.0.1 - install domain_shims 0.1.0 - install dune 3.19.1 - install fmt 0.10.0 - install logs 0.8.0 - install mdx 2.5.0 - install mtime 2.1.0 - install multicore-magic 2.3.1 - install ocaml-version 4.0.1 - install ocamlbuild 0.16.1 - install ocamlfind 1.9.8 - install re 1.12.0 - install result 1.5 - install seq base - install thread-table 1.0.0 - install topkg 1.0.8 - install yojson 3.0.0 <><> Processing actions <><><><><><><><><><><><><><><><><><><><><><><><><><><><> -> retrieved backoff.0.1.1 (cached) -> retrieved camlp-streams.5.0.1 (cached) -> retrieved astring.0.8.5 (cached) -> retrieved cmdliner.1.3.0 (cached) -> retrieved domain-local-await.1.0.1 (cached) -> retrieved csexp.1.5.2 (cached) -> retrieved domain_shims.0.1.0 (cached) -> retrieved cppo.1.8.0 (cached) -> retrieved fmt.0.10.0 (cached) -> retrieved logs.0.8.0 (cached) -> retrieved mtime.2.1.0 (cached) -> retrieved multicore-magic.2.3.1 (cached) -> retrieved ocaml-version.4.0.1 (cached) -> retrieved mdx.2.5.0 (cached) -> retrieved ocamlbuild.0.16.1 (cached) -> retrieved re.1.12.0 (cached) -> retrieved ocamlfind.1.9.8 (cached) -> retrieved seq.base (cached) -> installed seq.base -> retrieved thread-table.1.0.0 (cached) -> retrieved result.1.5 (cached) -> retrieved topkg.1.0.8 (cached) -> retrieved yojson.3.0.0 (cached) -> retrieved dune.3.19.1 (cached) -> installed cmdliner.1.3.0 -> installed ocamlbuild.0.16.1 -> installed ocamlfind.1.9.8 -> installed topkg.1.0.8 -> installed mtime.2.1.0 -> installed fmt.0.10.0 -> installed astring.0.8.5 -> installed logs.0.8.0 -> installed dune.3.19.1 -> installed domain_shims.0.1.0 -> installed csexp.1.5.2 -> installed result.1.5 -> installed camlp-streams.5.0.1 -> installed ocaml-version.4.0.1 -> installed backoff.0.1.1 -> installed thread-table.1.0.0 -> installed multicore-magic.2.3.1 -> installed domain-local-await.1.0.1 -> installed cppo.1.8.0 -> installed yojson.3.0.0 -> installed re.1.12.0 -> installed mdx.2.5.0 Done. # To update the current shell environment, run: eval $(opam env) 2025-06-13 05:29.56 ---> saved as "559da89b453ca0653a5f7c33bf39509e95eaa5057ecce6db395cb60234d95433" /: (copy (src .) (dst ./src)) 2025-06-13 05:29.58 ---> saved as "8e3fe3c08efc8bf07426ccf6a0376d01a89c808ad2dea1d0100813a2de02af3a" /: (run (shell "cd ./src && opam exec -- dune build @install @check @runtest && rm -rf _build")) (cd _build/default/bench && ./main.exe -brief) Atomic: ops over time/cas int: 193.18 M/s ops over time/get: 618.28 M/s ops over time/incr: 325.29 M/s ops over time/push & pop: 102.57 M/s ops over time/swap: 118.44 M/s ops over time/xchg int: 193.21 M/s time per op/cas int: 5.18 ns time per op/get: 1.62 ns time per op/incr: 3.07 ns time per op/push & pop: 9.75 ns time per op/swap: 8.44 ns time per op/xchg int: 5.18 ns Atomic incr: ops over time/CAS, 1 domains: 199.02 M/s ops over time/CAS with backoff, 1 domains: 158.32 M/s ops over time/Incr, 1 domains: 423.76 M/s time per op/CAS, 1 domains: 5.02 ns time per op/CAS with backoff, 1 domains: 6.32 ns time per op/Incr, 1 domains: 2.36 ns Bounded_q: messages over time/one domain: 8.77 M/s time per message/one domain: 114.01 ns Hashtbl: operations over time/1 worker, 10% reads: 12.55 M/s operations over time/1 worker, 50% reads: 12.54 M/s operations over time/1 worker, 90% reads: 13.33 M/s operations over time/2 workers, 10% reads: 12.59 M/s operations over time/2 workers, 50% reads: 12.50 M/s operations over time/2 workers, 90% reads: 13.54 M/s operations over time/4 workers, 10% reads: 12.38 M/s operations over time/4 workers, 50% reads: 12.31 M/s operations over time/4 workers, 90% reads: 13.30 M/s operations over time/8 workers, 10% reads: 12.23 M/s operations over time/8 workers, 50% reads: 12.21 M/s operations over time/8 workers, 90% reads: 13.11 M/s operations over time/one domain, 10% reads: 20.93 M/s operations over time/one domain, 50% reads: 20.31 M/s operations over time/one domain, 90% reads: 22.54 M/s time per operation/1 worker, 10% reads: 79.69 ns time per operation/1 worker, 50% reads: 79.76 ns time per operation/1 worker, 90% reads: 75.00 ns time per operation/2 workers, 10% reads: 158.91 ns time per operation/2 workers, 50% reads: 159.98 ns time per operation/2 workers, 90% reads: 147.74 ns time per operation/4 workers, 10% reads: 323.01 ns time per operation/4 workers, 50% reads: 324.96 ns time per operation/4 workers, 90% reads: 300.78 ns time per operation/8 workers, 10% reads: 653.95 ns time per operation/8 workers, 50% reads: 655.42 ns time per operation/8 workers, 90% reads: 610.36 ns time per operation/one domain, 10% reads: 47.77 ns time per operation/one domain, 50% reads: 49.23 ns time per operation/one domain, 90% reads: 44.36 ns Queue: messages over time/one domain: 36.80 M/s time per message/one domain: 27.17 ns Ref with Mutex: ops over time/cas int: 20.58 M/s ops over time/get: 22.05 M/s ops over time/incr: 21.89 M/s ops over time/push & pop: 19.96 M/s ops over time/swap: 19.99 M/s ops over time/xchg int: 20.59 M/s time per op/cas int: 48.59 ns time per op/get: 45.35 ns time per op/incr: 45.68 ns time per op/push & pop: 50.10 ns time per op/swap: 50.02 ns time per op/xchg int: 48.56 ns Ref with [@poll error]: ops over time/cas int: 171.74 M/s ops over time/get: 618.18 M/s ops over time/incr: 475.15 M/s ops over time/push & pop: 100.65 M/s ops over time/swap: 113.66 M/s ops over time/xchg int: 187.35 M/s time per op/cas int: 5.82 ns time per op/get: 1.62 ns time per op/incr: 2.10 ns time per op/push & pop: 9.94 ns time per op/swap: 8.80 ns time per op/xchg int: 5.34 ns Stack: messages over time/one domain: 42.48 M/s time per message/one domain: 23.54 ns Unix: blocking reads over time/1 worker: 0.53 M/s time per blocking read/1 worker: 1898.90 ns 2025-06-13 05:30.04 ---> saved as "70e48a85d6f7850124f87efdcd4802f9f34b06e916c946ad8b24bae508313348" Job succeeded 2025-06-13 05:30.10: Job succeeded