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) (openbsd-amd64:openbsd-76-amd64-4.14_opam-2.3) Base: openbsd-76-amd64-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 openbsd-76-amd64-ocaml-4.14 # openbsd-76-amd64-4.14_opam-2.3 USER 1000:1000 ENV CLICOLOR_FORCE="1" ENV OPAMCOLOR="always" RUN doas ln -f /usr/bin/opam-2.3 /usr/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 /home/opam/src/./ RUN opam pin add -yn multicore-bench.dev '/home/opam/src/./' RUN echo '(lang dune 3.0)' > '/home/opam/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 . /home/opam/src RUN cd /home/opam/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-openbsd-76-amd64-ocaml-4.14-openbsd-76-amd64-4.14_opam-2.3-5e4c8ffe3a82688c609d0a76996fa04b" 2025-06-12 14:21.29: Using OBuilder spec: ((from openbsd-76-amd64-ocaml-4.14) (comment openbsd-76-amd64-4.14_opam-2.3) (user (uid 1000) (gid 1000)) (env CLICOLOR_FORCE 1) (env OPAMCOLOR always) (run (shell "doas ln -f /usr/bin/opam-2.3 /usr/bin/opam")) (run (shell "opam init --reinit -ni")) (run (shell "uname -rs && opam exec -- ocaml -version && opam --version")) (run (cache (opam-archives (target /home/opam/.opam/download-cache))) (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 /home/opam/src/./)) (run (network host) (shell "opam pin add -yn multicore-bench.dev '/home/opam/src/./'")) (run (network host) (shell "echo '(lang dune 3.0)' > '/home/opam/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 /home/opam/.opam/download-cache))) (network host) (shell "opam update --depexts && opam install --cli=2.3 --depext-only -y multicore-bench.dev $DEPS")) (run (cache (opam-archives (target /home/opam/.opam/download-cache))) (network host) (shell "opam install $DEPS")) (copy (src .) (dst /home/opam/src)) (run (shell "cd /home/opam/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 12:19.32: Waiting for worker… 2025-06-13 18:47.30: Got resource from pool OCluster Building on oregano All commits already cached HEAD is now at d2dcd9f Try to avoid false sharing (from openbsd-76-amd64-ocaml-4.14) 2025-06-13 18:47.30 ---> using "273e81235ea8a6b452476629509f5a1e49a129b613e30bfb7515f80881f75048" from cache /: (comment openbsd-76-amd64-4.14_opam-2.3) /: (user (uid 1000) (gid 1000)) /: (env CLICOLOR_FORCE 1) /: (env OPAMCOLOR always) /: (run (shell "doas ln -f /usr/bin/opam-2.3 /usr/bin/opam")) 2025-06-13 18:47.30 ---> using "8f4c505b74dc31d91c5d30f3e3d123c2567bb97ae9c1708d719a97f14994a2cb" 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. <><> Updating repositories ><><><><><><><><><><><><><><><><><><><><><><><><><><> [default] synchronised from file:///home/opam/opam-repository 2025-06-13 18:47.30 ---> using "b66ba35f8a9a53257673fce4c0b7f7307b571514bb7b92fa06cc7e407f80f85e" from cache /: (run (shell "uname -rs && opam exec -- ocaml -version && opam --version")) OpenBSD 7.6 The OCaml toplevel, version 4.14.2 2.3.0 2025-06-13 18:47.30 ---> using "136946daf17d74755f97e0e0d17c355664b0b582f53f270159dfd90ff2a9858b" from cache /: (run (cache (opam-archives (target /home/opam/.opam/download-cache))) (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 727427c1e7..a28eb8a148 master -> origin/master a28eb8a148 Merge pull request #28017 from maiste/release-dune-3.19.1 <><> Updating package repositories ><><><><><><><><><><><><><><><><><><><><><><> [default] synchronised from file:///home/opam/opam-repository Everything as up-to-date as possible (run with --verbose to show unavailable upgrades). 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 18:47.30 ---> using "a77e8bfa3d5268311e95ce8032dc2820d043de2635800f76e4216e4afa6e335f" from cache /: (copy (src multicore-bench.opam) (dst /home/opam/src/./)) 2025-06-13 18:48.27 ---> saved as "497c286061eaea983f193b380deaf64e7423b7531eb4b8f20a5bb7d0381b17ba" /: (run (network host) (shell "opam pin add -yn multicore-bench.dev '/home/opam/src/./'")) [multicore-bench.dev] synchronised (file:///home/opam/src) multicore-bench is now pinned to file:///home/opam/src (version dev) 2025-06-13 18:49.23 ---> saved as "a8f609f86b3cb2d5d04b43e8aa8fbb7679e5c438569b2c94f40bad8fb5fdc94d" /: (run (network host) (shell "echo '(lang dune 3.0)' > '/home/opam/src/./dune-project'")) 2025-06-13 18:50.04 ---> saved as "a1199e464f86203b411240f9ba8434385b794cd6b27558e8ae1ff41061cc8b3b" /: (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 /home/opam/.opam/download-cache))) (network host) (shell "opam update --depexts && opam install --cli=2.3 --depext-only -y multicore-bench.dev $DEPS")) [WARNING] Unknown update command for bsd, skipping system update <><> Synchronising pinned packages ><><><><><><><><><><><><><><><><><><><><><><> [multicore-bench.dev] synchronised (file:///home/opam/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 18:51.04 ---> saved as "4ef4593bcbb09ee47d22d7aef903e5b092c0e4ee96a43659dbe8e85e42f422f1" /: (run (cache (opam-archives (target /home/opam/.opam/download-cache))) (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 mdx.2.5.0 (cached) -> retrieved multicore-magic.2.3.1 (cached) -> retrieved ocaml-version.4.0.1 (cached) -> retrieved ocamlfind.1.9.8 (cached) -> retrieved ocamlbuild.0.16.1 (cached) -> retrieved re.1.12.0 (cached) -> retrieved seq.base (cached) -> retrieved result.1.5 (cached) -> retrieved thread-table.1.0.0 (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 dune.3.19.1 -> installed ocamlbuild.0.16.1 -> installed backoff.0.1.1 -> installed camlp-streams.5.0.1 -> installed cppo.1.8.0 -> installed csexp.1.5.2 -> installed domain_shims.0.1.0 -> installed multicore-magic.2.3.1 -> installed ocaml-version.4.0.1 -> installed ocamlfind.1.9.8 -> installed result.1.5 -> installed seq.base -> installed thread-table.1.0.0 -> installed re.1.12.0 -> installed domain-local-await.1.0.1 -> installed topkg.1.0.8 -> installed yojson.3.0.0 -> installed astring.0.8.5 -> installed fmt.0.10.0 -> installed mtime.2.1.0 -> installed logs.0.8.0 -> installed mdx.2.5.0 Done. # To update the current shell environment, run: eval $(opam env) 2025-06-13 18:59.09 ---> saved as "a40f9842d3441eb69437b3330a7fa5146d202c38e07d4a01ecb2aa6b35439e11" /: (copy (src .) (dst /home/opam/src)) 2025-06-13 18:59.52 ---> saved as "97166fc3da41a9f2021f15711c651942e5eb9ab3ec31186a822ba78c4655da4b" /: (run (shell "cd /home/opam/src && opam exec -- dune build @install @check @runtest && rm -rf _build")) (cd _build/default/bench && ./main.exe -brief) Atomic: ops over time/cas int: 143.32 M/s ops over time/get: 459.58 M/s ops over time/incr: 238.63 M/s ops over time/push & pop: 74.14 M/s ops over time/swap: 85.78 M/s ops over time/xchg int: 145.48 M/s time per op/cas int: 6.98 ns time per op/get: 2.18 ns time per op/incr: 4.19 ns time per op/push & pop: 13.49 ns time per op/swap: 11.66 ns time per op/xchg int: 6.87 ns Atomic incr: ops over time/CAS, 1 domains: 145.18 M/s ops over time/CAS with backoff, 1 domains: 132.41 M/s ops over time/Incr, 1 domains: 299.27 M/s time per op/CAS, 1 domains: 6.89 ns time per op/CAS with backoff, 1 domains: 7.55 ns time per op/Incr, 1 domains: 3.34 ns Bounded_q: messages over time/one domain: 5.25 M/s time per message/one domain: 190.39 ns Hashtbl: operations over time/1 worker, 10% reads: 8.80 M/s operations over time/1 worker, 50% reads: 8.91 M/s operations over time/1 worker, 90% reads: 5.86 M/s operations over time/2 workers, 10% reads: 8.57 M/s operations over time/2 workers, 50% reads: 7.29 M/s operations over time/2 workers, 90% reads: 8.92 M/s operations over time/4 workers, 10% reads: 8.51 M/s operations over time/4 workers, 50% reads: 8.34 M/s operations over time/4 workers, 90% reads: 5.39 M/s operations over time/8 workers, 10% reads: 4.99 M/s operations over time/8 workers, 50% reads: 5.59 M/s operations over time/8 workers, 90% reads: 8.51 M/s operations over time/one domain, 10% reads: 16.79 M/s operations over time/one domain, 50% reads: 16.92 M/s operations over time/one domain, 90% reads: 16.15 M/s time per operation/1 worker, 10% reads: 113.63 ns time per operation/1 worker, 50% reads: 112.21 ns time per operation/1 worker, 90% reads: 170.71 ns time per operation/2 workers, 10% reads: 233.48 ns time per operation/2 workers, 50% reads: 274.42 ns time per operation/2 workers, 90% reads: 224.24 ns time per operation/4 workers, 10% reads: 469.93 ns time per operation/4 workers, 50% reads: 479.80 ns time per operation/4 workers, 90% reads: 742.34 ns time per operation/8 workers, 10% reads: 1603.00 ns time per operation/8 workers, 50% reads: 1431.01 ns time per operation/8 workers, 90% reads: 939.88 ns time per operation/one domain, 10% reads: 59.57 ns time per operation/one domain, 50% reads: 59.09 ns time per operation/one domain, 90% reads: 61.93 ns Queue: messages over time/one domain: 28.12 M/s time per message/one domain: 35.57 ns Ref with Mutex: ops over time/cas int: 15.66 M/s ops over time/get: 16.78 M/s ops over time/incr: 16.62 M/s ops over time/push & pop: 14.92 M/s ops over time/swap: 14.99 M/s ops over time/xchg int: 15.16 M/s time per op/cas int: 63.84 ns time per op/get: 59.60 ns time per op/incr: 60.16 ns time per op/push & pop: 67.03 ns time per op/swap: 66.70 ns time per op/xchg int: 65.98 ns Ref with [@poll error]: ops over time/cas int: 144.43 M/s ops over time/get: 390.91 M/s ops over time/incr: 334.75 M/s ops over time/push & pop: 67.36 M/s ops over time/swap: 68.26 M/s ops over time/xchg int: 146.59 M/s time per op/cas int: 6.92 ns time per op/get: 2.56 ns time per op/incr: 2.99 ns time per op/push & pop: 14.85 ns time per op/swap: 14.65 ns time per op/xchg int: 6.82 ns Stack: messages over time/one domain: 31.95 M/s time per message/one domain: 31.30 ns Unix: blocking reads over time/1 worker: 0.14 M/s time per blocking read/1 worker: 7272.15 ns 2025-06-13 19:00.47 ---> saved as "30fa401dcec44f274c2be3ad1a996bfc58f2ae7d67d62a36fb66015e2120180f" Job succeeded 2025-06-13 19:00.47: Job succeeded