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) (linux-x86_64:ubuntu-22.04-5.3_opam-2.3) Base: ocaml/opam:ubuntu-22.04-ocaml-5.3@sha256:43d83fda882d62e0a7e22792ebef0eeb6d801f71a0691198e766a7a36ad7c472 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 ocaml/opam:ubuntu-22.04-ocaml-5.3@sha256:43d83fda882d62e0a7e22792ebef0eeb6d801f71a0691198e766a7a36ad7c472 # ubuntu-22.04-5.3_opam-2.3 USER 1000:1000 ENV CLICOLOR_FORCE="1" ENV OPAMCOLOR="always" WORKDIR /src RUN sudo ln -f /usr/bin/opam-2.3 /usr/bin/opam RUN opam init --reinit -ni RUN uname -rs && opam exec -- ocaml -version && opam --version WORKDIR /src RUN sudo chown opam /src 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 ./ RUN opam pin add -yn multicore-bench.dev './' RUN echo '(lang dune 3.0)' > './dune-project' ENV DEPS="astring.0.8.5 backoff.0.1.1 base-bigarray.base base-domains.base base-effects.base base-nnp.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.5.3.0 ocaml-base-compiler.5.3.0 ocaml-compiler.5.3.0 ocaml-config.3 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 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-ocaml/opam:ubuntu-22.04-ocaml-5.3@sha256:43d83fda882d62e0a7e22792ebef0eeb6d801f71a0691198e766a7a36ad7c472-ubuntu-22.04-5.3_opam-2.3-10db08213cc6d5aab31cc60439730334" 2025-06-12 14:21.29: Using OBuilder spec: ((from ocaml/opam:ubuntu-22.04-ocaml-5.3@sha256:43d83fda882d62e0a7e22792ebef0eeb6d801f71a0691198e766a7a36ad7c472) (comment ubuntu-22.04-5.3_opam-2.3) (user (uid 1000) (gid 1000)) (env CLICOLOR_FORCE 1) (env OPAMCOLOR always) (workdir /src) (run (shell "sudo 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")) (workdir /src) (run (shell "sudo chown opam /src")) (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 ./)) (run (network host) (shell "opam pin add -yn multicore-bench.dev './'")) (run (network host) (shell "echo '(lang dune 3.0)' > './dune-project'")) (env DEPS "astring.0.8.5 backoff.0.1.1 base-bigarray.base base-domains.base base-effects.base base-nnp.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.5.3.0 ocaml-base-compiler.5.3.0 ocaml-compiler.5.3.0 ocaml-config.3 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 /src)) (run (shell "opam exec -- dune build @install @check @runtest && rm -rf _build")) ) 2025-06-12 14:21.29: Waiting for resource in pool OCluster 2025-06-12 19:18.36: Waiting for worker… 2025-06-12 19:21.05: Got resource from pool OCluster Building on doris.caelum.ci.dev All commits already cached HEAD is now at d2dcd9f Try to avoid false sharing (from ocaml/opam:ubuntu-22.04-ocaml-5.3@sha256:43d83fda882d62e0a7e22792ebef0eeb6d801f71a0691198e766a7a36ad7c472) 2025-06-12 19:21.05 ---> using "d2f83622430924577e1eb3699b4b7f4ab4aa0f4e3ce03b2dc6632f2e1173633f" from cache /: (comment ubuntu-22.04-5.3_opam-2.3) /: (user (uid 1000) (gid 1000)) /: (env CLICOLOR_FORCE 1) /: (env OPAMCOLOR always) /: (workdir /src) /src: (run (shell "sudo ln -f /usr/bin/opam-2.3 /usr/bin/opam")) 2025-06-12 19:21.05 ---> using "79a1e9ee271f1a390a7982806a7fe35ef9fe6ab57a8e3ec8f4da978fbd21fc3a" from cache /src: (run (shell "opam init --reinit -ni")) Configuring from /home/opam/.opamrc and then from 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 development version of opam requires an update to the layout of /home/opam/.opam from version 2.0 to version 2.2, which can't be reverted. You may want to back it up before going further. Continue? [y/n] y Format upgrade done. <><> Updating repositories ><><><><><><><><><><><><><><><><><><><><><><><><><><> [default] Initialised 2025-06-12 19:21.05 ---> using "c6f93ce448e6369f4e5e24455d9e5b02e25dbfdc7e70b29c8788bc24b9af2550" from cache /src: (run (shell "uname -rs && opam exec -- ocaml -version && opam --version")) Linux 5.15.0-134-generic The OCaml toplevel, version 5.3.0 2.3.0 2025-06-12 19:21.05 ---> using "a78cf235220dcd3207d4cf5d8ccbae78d5ab93e5e460d434a4b653930373bd3d" from cache /src: (workdir /src) /src: (run (shell "sudo chown opam /src")) 2025-06-12 19:21.05 ---> using "97e2c18894f7574b030b12f7f564c169dcb439fd23e2d585dd8a03b9187e0ea1" from cache /src: (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 bc726805e3..a28eb8a148 master -> origin/master a28eb8a148 Merge pull request #28017 from maiste/release-dune-3.19.1 <><> Updating package repositories ><><><><><><><><><><><><><><><><><><><><><><> [default] synchronised from git+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) 2025-06-12 19:21.05 ---> using "e7753395ac99f970e68966adbcb3784c29949b2d916e3a31aef4bfe3afed10e5" from cache /src: (copy (src multicore-bench.opam) (dst ./)) 2025-06-12 19:21.05 ---> saved as "451c328a1fd1909622c55234e29bf096d4f3a1ca0d3899f324e818754557b935" /src: (run (network host) (shell "opam pin add -yn multicore-bench.dev './'")) [multicore-bench.dev] synchronised (file:///src) multicore-bench is now pinned to file:///src (version dev) 2025-06-12 19:21.07 ---> saved as "e6671ddc706bdac20049799598f9537948be3b4b1b98a91246eab0987a7e5ec2" /src: (run (network host) (shell "echo '(lang dune 3.0)' > './dune-project'")) 2025-06-12 19:21.08 ---> saved as "b3edc902809f84d85295a638541eea3c09a17d6c12056a8eeb3ccbc7957ee08f" /src: (env DEPS "astring.0.8.5 backoff.0.1.1 base-bigarray.base base-domains.base base-effects.base base-nnp.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.5.3.0 ocaml-base-compiler.5.3.0 ocaml-compiler.5.3.0 ocaml-config.3 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") /src: (env CI true) /src: (env OCAMLCI true) /src: (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")) + /usr/bin/sudo "apt-get" "update" - Hit:1 http://archive.ubuntu.com/ubuntu jammy InRelease - Get:2 http://archive.ubuntu.com/ubuntu jammy-updates InRelease [128 kB] - Get:3 http://security.ubuntu.com/ubuntu jammy-security InRelease [129 kB] - Get:4 http://archive.ubuntu.com/ubuntu jammy-backports InRelease [127 kB] - Get:5 http://security.ubuntu.com/ubuntu jammy-security/universe amd64 Packages [1246 kB] - Get:6 http://security.ubuntu.com/ubuntu jammy-security/main amd64 Packages [2984 kB] - Get:7 http://archive.ubuntu.com/ubuntu jammy-updates/main amd64 Packages [3296 kB] - Get:8 http://archive.ubuntu.com/ubuntu jammy-updates/universe amd64 Packages [1553 kB] - Fetched 9464 kB in 1s (12.9 MB/s) - Reading package lists... - <><> Synchronising pinned packages ><><><><><><><><><><><><><><><><><><><><><><> [multicore-bench.dev] synchronised (file:///src) [NOTE] Package ocaml-options-vanilla is already installed (current version is 1). [NOTE] Package ocaml-config is already installed (current version is 3). [NOTE] Package ocaml-compiler is already installed (current version is 5.3.0). [NOTE] Package ocaml-base-compiler is already installed (current version is 5.3.0). [NOTE] Package ocaml is already installed (current version is 5.3.0). [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-nnp is already installed (current version is base). [NOTE] Package base-effects is already installed (current version is base). [NOTE] Package base-domains is already installed (current version is base). [NOTE] Package base-bigarray is already installed (current version is base). 2025-06-12 19:21.21 ---> saved as "c3a3a1af3729fd3b6a7c9de7d701e8ab5f4b91a9c2c72abe45d70bb79204380d" /src: (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 3). [NOTE] Package ocaml-compiler is already installed (current version is 5.3.0). [NOTE] Package ocaml-base-compiler is already installed (current version is 5.3.0). [NOTE] Package ocaml is already installed (current version is 5.3.0). [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-nnp is already installed (current version is base). [NOTE] Package base-effects is already installed (current version is base). [NOTE] Package base-domains 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 astring.0.8.5 (cached) -> retrieved camlp-streams.5.0.1 (cached) -> retrieved cppo.1.8.0 (cached) -> retrieved cmdliner.1.3.0 (cached) -> retrieved csexp.1.5.2 (cached) -> retrieved domain-local-await.1.0.1 (cached) -> retrieved domain_shims.0.1.0 (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) -> installed seq.base -> 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 ocamlfind.1.9.8 -> installed ocamlbuild.0.16.1 -> 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 backoff.0.1.1 -> installed ocaml-version.4.0.1 -> installed result.1.5 -> installed thread-table.1.0.0 -> installed multicore-magic.2.3.1 -> installed camlp-streams.5.0.1 -> installed domain-local-await.1.0.1 -> installed re.1.12.0 -> installed cppo.1.8.0 -> installed yojson.3.0.0 -> installed mdx.2.5.0 Done. # To update the current shell environment, run: eval $(opam env) 2025-06-12 19:22.01 ---> saved as "94e1eba7962beb803ebba9c829817ba0b533c2b88d52162a3e97fd4ad96cf4b6" /src: (copy (src .) (dst /src)) 2025-06-12 19:22.02 ---> saved as "6395f59916cfbc8841e76ff0ddb816b85d162c2412ffffb422f96577c4d5628e" /src: (run (shell "opam exec -- dune build @install @check @runtest && rm -rf _build")) (cd _build/default/bench && ./main.exe -brief) Atomic: ops over time/cas int: 140.47 M/s ops over time/get: 647.44 M/s ops over time/incr: 171.74 M/s ops over time/push & pop: 74.98 M/s ops over time/swap: 110.80 M/s ops over time/xchg int: 162.13 M/s time per op/cas int: 7.12 ns time per op/get: 1.54 ns time per op/incr: 5.82 ns time per op/push & pop: 13.34 ns time per op/swap: 9.02 ns time per op/xchg int: 6.17 ns Atomic incr: ops over time/CAS, 1 domains: 157.57 M/s ops over time/CAS, 2 domains: 59.04 M/s ops over time/CAS, 4 domains: 60.43 M/s ops over time/CAS, 8 domains: 49.82 M/s ops over time/CAS with backoff, 1 domains: 153.29 M/s ops over time/CAS with backoff, 2 domains: 70.34 M/s ops over time/CAS with backoff, 4 domains: 50.12 M/s ops over time/CAS with backoff, 8 domains: 34.26 M/s ops over time/Incr, 1 domains: 174.25 M/s ops over time/Incr, 2 domains: 91.71 M/s ops over time/Incr, 4 domains: 81.89 M/s ops over time/Incr, 8 domains: 84.72 M/s time per op/CAS, 1 domains: 6.35 ns time per op/CAS, 2 domains: 33.87 ns time per op/CAS, 4 domains: 66.19 ns time per op/CAS, 8 domains: 160.58 ns time per op/CAS with backoff, 1 domains: 6.52 ns time per op/CAS with backoff, 2 domains: 28.43 ns time per op/CAS with backoff, 4 domains: 79.81 ns time per op/CAS with backoff, 8 domains: 233.53 ns time per op/Incr, 1 domains: 5.74 ns time per op/Incr, 2 domains: 21.81 ns time per op/Incr, 4 domains: 48.85 ns time per op/Incr, 8 domains: 94.42 ns Bounded_q: messages over time/1 adder, 1 taker: 6.57 M/s messages over time/1 adder, 2 takers: 2.02 M/s messages over time/1 adder, 4 takers: 1.59 M/s messages over time/2 adders, 1 taker: 2.92 M/s messages over time/2 adders, 2 takers: 1.84 M/s messages over time/2 adders, 4 takers: 1.44 M/s messages over time/4 adders, 1 taker: 1.40 M/s messages over time/4 adders, 2 takers: 1.32 M/s messages over time/4 adders, 4 takers: 1.15 M/s messages over time/one domain: 11.67 M/s time per message/1 adder, 1 taker: 304.21 ns time per message/1 adder, 2 takers: 1484.14 ns time per message/1 adder, 4 takers: 3149.08 ns time per message/2 adders, 1 taker: 1026.92 ns time per message/2 adders, 2 takers: 2169.16 ns time per message/2 adders, 4 takers: 4169.31 ns time per message/4 adders, 1 taker: 3570.89 ns time per message/4 adders, 2 takers: 4553.10 ns time per message/4 adders, 4 takers: 6962.64 ns time per message/one domain: 85.66 ns Hashtbl: operations over time/1 worker, 10% reads: 16.08 M/s operations over time/1 worker, 50% reads: 15.71 M/s operations over time/1 worker, 90% reads: 19.04 M/s operations over time/2 workers, 10% reads: 2.14 M/s operations over time/2 workers, 50% reads: 2.55 M/s operations over time/2 workers, 90% reads: 4.42 M/s operations over time/4 workers, 10% reads: 1.73 M/s operations over time/4 workers, 50% reads: 2.22 M/s operations over time/4 workers, 90% reads: 3.49 M/s operations over time/8 workers, 10% reads: 0.99 M/s operations over time/8 workers, 50% reads: 2.04 M/s operations over time/8 workers, 90% reads: 3.52 M/s operations over time/one domain, 10% reads: 24.56 M/s operations over time/one domain, 50% reads: 24.50 M/s operations over time/one domain, 90% reads: 34.45 M/s time per operation/1 worker, 10% reads: 62.17 ns time per operation/1 worker, 50% reads: 63.64 ns time per operation/1 worker, 90% reads: 52.52 ns time per operation/2 workers, 10% reads: 934.60 ns time per operation/2 workers, 50% reads: 784.81 ns time per operation/2 workers, 90% reads: 452.07 ns time per operation/4 workers, 10% reads: 2317.02 ns time per operation/4 workers, 50% reads: 1803.53 ns time per operation/4 workers, 90% reads: 1145.73 ns time per operation/8 workers, 10% reads: 8119.00 ns time per operation/8 workers, 50% reads: 3913.23 ns time per operation/8 workers, 90% reads: 2271.46 ns time per operation/one domain, 10% reads: 40.72 ns time per operation/one domain, 50% reads: 40.82 ns time per operation/one domain, 90% reads: 29.03 ns Queue: messages over time/one domain: 31.77 M/s time per message/one domain: 31.48 ns Ref with Mutex: ops over time/cas int: 31.13 M/s ops over time/get: 38.84 M/s ops over time/incr: 35.73 M/s ops over time/push & pop: 25.47 M/s ops over time/swap: 30.51 M/s ops over time/xchg int: 31.21 M/s time per op/cas int: 32.13 ns time per op/get: 25.75 ns time per op/incr: 27.99 ns time per op/push & pop: 39.26 ns time per op/swap: 32.78 ns time per op/xchg int: 32.04 ns Ref with [@poll error]: ops over time/cas int: 163.85 M/s ops over time/get: 646.24 M/s ops over time/incr: 293.64 M/s ops over time/push & pop: 57.04 M/s ops over time/swap: 108.61 M/s ops over time/xchg int: 166.04 M/s time per op/cas int: 6.10 ns time per op/get: 1.55 ns time per op/incr: 3.41 ns time per op/push & pop: 17.53 ns time per op/swap: 9.21 ns time per op/xchg int: 6.02 ns Stack: messages over time/one domain: 40.19 M/s time per message/one domain: 24.88 ns Unix: blocking reads over time/1 worker: 1.19 M/s blocking reads over time/2 workers: 2.39 M/s blocking reads over time/4 workers: 4.23 M/s time per blocking read/1 worker: 838.20 ns time per blocking read/2 workers: 837.97 ns time per blocking read/4 workers: 945.05 ns 2025-06-12 19:22.15 ---> saved as "131d009edf24b71b93e1132fa06b5d966daa1e4ddc3942073a86e1be8e2e479a" Job succeeded 2025-06-12 19:22.15: Job succeeded