2025-06-17 18:29.43: New job: test ocaml-multicore/multicore-bench https://github.com/ocaml-multicore/multicore-bench.git#refs/heads/main (efb15d8562dbdc1ba976ffc574de028e3c11c123) (linux-x86_64:debian-12-4.14+flambda_opam-2.3) Base: ocaml/opam:debian-12-ocaml-4.14-flambda@sha256:71a1afa039fe06fb487d20309f301b01efa00275c880351e8437783088c97ced 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 efb15d85 cat > Dockerfile <<'END-OF-DOCKERFILE' FROM ocaml/opam:debian-12-ocaml-4.14-flambda@sha256:71a1afa039fe06fb487d20309f301b01efa00275c880351e8437783088c97ced # debian-12-4.14+flambda_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-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-config.2 ocaml-variants.4.14.2+options 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 2025-06-17 18:29.43: Using cache hint "ocaml-multicore/multicore-bench-ocaml/opam:debian-12-ocaml-4.14-flambda@sha256:71a1afa039fe06fb487d20309f301b01efa00275c880351e8437783088c97ced-debian-12-4.14+flambda_opam-2.3-621f49c05326d0b215b09c7c4e297006" 2025-06-17 18:29.43: Using OBuilder spec: ((from ocaml/opam:debian-12-ocaml-4.14-flambda@sha256:71a1afa039fe06fb487d20309f301b01efa00275c880351e8437783088c97ced) (comment debian-12-4.14+flambda_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-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-config.2 ocaml-variants.4.14.2+options 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")) ) 2025-06-17 18:29.43: Waiting for resource in pool OCluster 2025-06-17 21:11.33: Waiting for worker… 2025-06-17 21:14.58: Got resource from pool OCluster Building on toxis.caelum.ci.dev All commits already cached HEAD is now at efb15d8 Inline `Atomic` and `Ref` ops and unroll (from ocaml/opam:debian-12-ocaml-4.14-flambda@sha256:71a1afa039fe06fb487d20309f301b01efa00275c880351e8437783088c97ced) 2025-06-17 21:14.58 ---> using "a5c4e1af52967ce6c46f0a49a956916486bb249765ab26d2974bf2c7d955d643" from cache /: (comment debian-12-4.14+flambda_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")) 2025-06-17 21:14.58 ---> using "5082b78f6a9dd4aecd045e78466146be863d84725ce362fe530f59add8681f71" 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 2025-06-17 21:14.58 ---> using "97a640afaa3ecec8283c0093e4cb5b7661ac8b70e0111b325df148cf4fd51792" from cache /src: (run (shell "uname -rs && opam exec -- ocaml -version && opam --version")) Linux 5.15.0-134-generic The OCaml toplevel, version 4.14.2 2.3.0 2025-06-17 21:14.58 ---> using "e4be094968430acc0f92c165d2f448604c68942168b56ef4e3c88865d5e24368" from cache /src: (workdir /src) /src: (run (shell "sudo chown opam /src")) 2025-06-17 21:14.58 ---> using "78bf212dc77c0ee5c6a56facaa9d87d5532067d19985b8630fb2fa0e48378e42" 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")) 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) 2025-06-17 21:14.58 ---> using "47b029b60eb10506169c7a168fe40dc0a36b9816e1aea0a561d3fae5ba1b6bb1" from cache /src: (copy (src multicore-bench.opam) (dst ./)) 2025-06-17 21:14.59 ---> saved as "c327ccadc810823d4d1d177092c9737222980647650be9d4d6c312eb7a7c174a" /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) 2025-06-17 21:15.02 ---> saved as "95b9374a35fa0aa8b76ed52d2b9d4b6522b8e03c8d4a2b4e21423d0d2d72284b" /src: (run (network host) (shell "echo '(lang dune 3.0)' > './dune-project'")) 2025-06-17 21:15.03 ---> saved as "6c76be4a3088d3119cb836d7483ff5a20dbcae9806d65b0f5e210a09f404bd07" /src: (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-config.2 ocaml-variants.4.14.2+options 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://deb.debian.org/debian bookworm InRelease - Get:2 http://deb.debian.org/debian bookworm-updates InRelease [55.4 kB] - Get:3 http://deb.debian.org/debian-security bookworm-security InRelease [48.0 kB] - Get:4 http://deb.debian.org/debian-security bookworm-security/main amd64 Packages [267 kB] - Fetched 370 kB in 1s (487 kB/s) - Reading package lists... - <><> Synchronising pinned packages ><><><><><><><><><><><><><><><><><><><><><><> [multicore-bench.dev] synchronised (file:///src) [NOTE] Package ocaml-variants is already installed (current version is 4.14.2+options). [NOTE] Package ocaml-config is already installed (current version is 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). 2025-06-17 21:15.26 ---> saved as "23e9443a753336ac5fd555b8d38ae9e68d1915a3f77d27e90448c1b3853a1aee" /src: (run (cache (opam-archives (target /home/opam/.opam/download-cache))) (network host) (shell "opam install $DEPS")) [NOTE] Package ocaml-variants is already installed (current version is 4.14.2+options). [NOTE] Package ocaml-config is already installed (current version is 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 astring.0.8.5 (cached) -> retrieved backoff.0.1.1 (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 multicore-magic.2.3.1 (cached) -> retrieved mdx.2.5.0 (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 result.1.5 -> installed thread-table.1.0.0 -> installed domain_shims.0.1.0 -> installed csexp.1.5.2 -> installed ocaml-version.4.0.1 -> installed backoff.0.1.1 -> installed camlp-streams.5.0.1 -> installed multicore-magic.2.3.1 -> installed domain-local-await.1.0.1 -> installed cppo.1.8.0 -> installed re.1.12.0 -> installed yojson.3.0.0 -> installed mdx.2.5.0 Done. # To update the current shell environment, run: eval $(opam env) 2025-06-17 21:17.38 ---> saved as "34d8cc09580c1147602e72c9975971a9350123baceb6190aaa86c3f9ad33e96f" /src: (copy (src .) (dst /src)) 2025-06-17 21:17.38 ---> saved as "b14790a48133e9718f44700cb11bd00dd2dcc6f8ab2fa40e7842918915ddea1f" /src: (run (shell "opam exec -- dune build @install @check @runtest && rm -rf _build")) (cd _build/default && /home/opam/.opam/4.14/bin/ocamlopt.opt -w @1..3@5..28@31..39@43@46..47@49..57@61..62@67@69-40 -strict-sequence -strict-formats -short-paths -keep-locs -g -I lib/.multicore_bench.objs/byte -I lib/.multicore_bench.objs/native -I /home/opam/.opam/4.14/lib/backoff -I /home/opam/.opam/4.14/lib/domain-local-await -I /home/opam/.opam/4.14/lib/domain_shims -I /home/opam/.opam/4.14/lib/mtime -I /home/opam/.opam/4.14/lib/mtime/clock -I /home/opam/.opam/4.14/lib/multicore-magic -I /home/opam/.opam/4.14/lib/yojson -intf-suffix .ml -no-alias-deps -opaque -open Multicore_bench__ -o lib/.multicore_bench.objs/native/multicore_bench__Times.cmx -c -impl lib/times.ml) File "_none_", line 1: Warning 58 [no-cmx-file]: no cmx file was found in path for module Thread_table, and its interface was not compiled with -opaque (cd _build/default/bench && ./main.exe -brief) Atomic: ops over time/cas int: 133.15 M/s ops over time/get: 1416.54 M/s ops over time/incr: 224.14 M/s ops over time/push & pop: 39.49 M/s ops over time/swap: 64.58 M/s ops over time/xchg int: 143.33 M/s time per op/cas int: 7.51 ns time per op/get: 0.71 ns time per op/incr: 4.46 ns time per op/push & pop: 25.32 ns time per op/swap: 15.48 ns time per op/xchg int: 6.98 ns Atomic incr: ops over time/CAS, 1 domains: 104.03 M/s ops over time/CAS with backoff, 1 domains: 97.79 M/s ops over time/Incr, 1 domains: 192.25 M/s time per op/CAS, 1 domains: 9.61 ns time per op/CAS with backoff, 1 domains: 10.23 ns time per op/Incr, 1 domains: 5.20 ns Bounded_q: messages over time/one domain: 4.55 M/s time per message/one domain: 219.68 ns Hashtbl: operations over time/1 worker, 10% reads: 6.60 M/s operations over time/1 worker, 50% reads: 6.84 M/s operations over time/1 worker, 90% reads: 6.92 M/s operations over time/2 workers, 10% reads: 6.55 M/s operations over time/2 workers, 50% reads: 6.62 M/s operations over time/2 workers, 90% reads: 7.21 M/s operations over time/4 workers, 10% reads: 6.42 M/s operations over time/4 workers, 50% reads: 6.56 M/s operations over time/4 workers, 90% reads: 6.92 M/s operations over time/8 workers, 10% reads: 6.31 M/s operations over time/8 workers, 50% reads: 6.25 M/s operations over time/8 workers, 90% reads: 6.81 M/s operations over time/one domain, 10% reads: 13.64 M/s operations over time/one domain, 50% reads: 12.86 M/s operations over time/one domain, 90% reads: 15.76 M/s time per operation/1 worker, 10% reads: 151.63 ns time per operation/1 worker, 50% reads: 146.24 ns time per operation/1 worker, 90% reads: 144.41 ns time per operation/2 workers, 10% reads: 305.57 ns time per operation/2 workers, 50% reads: 302.25 ns time per operation/2 workers, 90% reads: 277.58 ns time per operation/4 workers, 10% reads: 622.57 ns time per operation/4 workers, 50% reads: 609.32 ns time per operation/4 workers, 90% reads: 578.43 ns time per operation/8 workers, 10% reads: 1266.91 ns time per operation/8 workers, 50% reads: 1279.10 ns time per operation/8 workers, 90% reads: 1175.18 ns time per operation/one domain, 10% reads: 73.33 ns time per operation/one domain, 50% reads: 77.77 ns time per operation/one domain, 90% reads: 63.46 ns Queue: messages over time/one domain: 23.55 M/s time per message/one domain: 42.47 ns Ref with Mutex: ops over time/cas int: 12.06 M/s ops over time/get: 13.13 M/s ops over time/incr: 12.42 M/s ops over time/push & pop: 10.77 M/s ops over time/swap: 11.24 M/s ops over time/xchg int: 12.11 M/s time per op/cas int: 82.94 ns time per op/get: 76.15 ns time per op/incr: 80.49 ns time per op/push & pop: 92.85 ns time per op/swap: 88.95 ns time per op/xchg int: 82.60 ns Ref with [@poll error]: ops over time/cas int: 133.40 M/s ops over time/get: 1364.19 M/s ops over time/incr: 219.32 M/s ops over time/push & pop: 39.68 M/s ops over time/swap: 61.86 M/s ops over time/xchg int: 139.38 M/s time per op/cas int: 7.50 ns time per op/get: 0.73 ns time per op/incr: 4.56 ns time per op/push & pop: 25.20 ns time per op/swap: 16.17 ns time per op/xchg int: 7.17 ns Stack: messages over time/one domain: 25.44 M/s time per message/one domain: 39.31 ns Unix: blocking reads over time/1 worker: 0.56 M/s time per blocking read/1 worker: 1792.74 ns 2025-06-17 21:17.50 ---> saved as "dc35ad24f0dd933976f991455709169219fdd2216aee1b2f07769ad9e69c7cb3" Job succeeded 2025-06-17 21:17.50: Job succeeded