2025-05-17 15:44.17: New job: test ocaml-multicore/multicore-bench https://github.com/ocaml-multicore/multicore-bench.git#refs/heads/main (da98794e7fc55064aafbd26aceee7f3316a4ab2b) (linux-x86_64:ubuntu-24.04-5.3_opam-2.3) Base: ocaml/opam:ubuntu-24.04-ocaml-5.3@sha256:b6ac059a3005d298c3948e374b5fba1871ea7c1979a96018feb417d440b27ef0 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 da98794e cat > Dockerfile <<'END-OF-DOCKERFILE' FROM ocaml/opam:ubuntu-24.04-ocaml-5.3@sha256:b6ac059a3005d298c3948e374b5fba1871ea7c1979a96018feb417d440b27ef0 # ubuntu-24.04-5.3_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 35eb2f107a989a2d623b0bbe170696398fcb9b1e || git fetch origin master) && git reset -q --hard 35eb2f107a989a2d623b0bbe170696398fcb9b1e && 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.3.18.2 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.4.0.0 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.2.2.2" 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 2025-05-17 15:44.17: Using cache hint "ocaml-multicore/multicore-bench-ocaml/opam:ubuntu-24.04-ocaml-5.3@sha256:b6ac059a3005d298c3948e374b5fba1871ea7c1979a96018feb417d440b27ef0-ubuntu-24.04-5.3_opam-2.3-fdb66d4783b2d787160404816b7d94dd" 2025-05-17 15:44.17: Using OBuilder spec: ((from ocaml/opam:ubuntu-24.04-ocaml-5.3@sha256:b6ac059a3005d298c3948e374b5fba1871ea7c1979a96018feb417d440b27ef0) (comment ubuntu-24.04-5.3_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 35eb2f107a989a2d623b0bbe170696398fcb9b1e || git fetch origin master) && git reset -q --hard 35eb2f107a989a2d623b0bbe170696398fcb9b1e && 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.3.18.2 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.4.0.0 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.2.2.2") (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")) ) 2025-05-17 15:44.17: Waiting for resource in pool OCluster 2025-05-17 15:44.17: Waiting for worker… 2025-05-17 15:47.00: Got resource from pool OCluster Building on doris.caelum.ci.dev HEAD is now at b787022 Avoid `broadcast` in `Bounded_q` benchmark HEAD is now at da98794 Avoid `broadcast` in `Bounded_q` benchmark (from ocaml/opam:ubuntu-24.04-ocaml-5.3@sha256:b6ac059a3005d298c3948e374b5fba1871ea7c1979a96018feb417d440b27ef0) 2025-05-17 15:47.01 ---> using "10c823be6d6df8b8b953a1da7016d5c0a852e2e87d76746b4c929b5ce9cf0ea7" from cache /: (comment ubuntu-24.04-5.3_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")) 2025-05-17 15:47.01 ---> using "7e4e95fbdd960f07cc45e7caadc95ccc19437cf1fa3ac4cf9ffe38fb71ba29a6" 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 2025-05-17 15:47.01 ---> using "165aa512348c81560d0d9826f796b98dc48f4c9a7c0b4e56e3102119a9192813" 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 2025-05-17 15:47.01 ---> using "df15c08d3bd246393f4369064e82160ecd55ec0511fc0edfa706fbdbbf9fc3b6" from cache /src: (workdir /src) /src: (run (shell "sudo chown opam /src")) 2025-05-17 15:47.01 ---> using "b48a5f00b86917e79b6c3f17793c62a1c228f36dd2ae72f3747baabaf72144bf" from cache /src: (run (cache (opam-archives (target /home/opam/.opam/download-cache))) (network host) (shell "cd ~/opam-repository && (git cat-file -e 35eb2f107a989a2d623b0bbe170696398fcb9b1e || git fetch origin master) && git reset -q --hard 35eb2f107a989a2d623b0bbe170696398fcb9b1e && git log --no-decorate -n1 --oneline && opam update -u")) 35eb2f107a Merge pull request #27838 from maiste/release-dune-3.18.2 <><> Updating package repositories ><><><><><><><><><><><><><><><><><><><><><><> [default] no changes 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) 2025-05-17 15:47.01 ---> using "c4f85c431f9bc7a02d33f324f00cdd94ed49c874555e31fe7d3b2a91544c4940" from cache /src: (copy (src multicore-bench.opam) (dst ./)) 2025-05-17 15:47.01 ---> using "62c725c2b613c8b0be9210e653bd19ee94acdbe3aef546e8a758312bb4e20f47" from cache /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) 2025-05-17 15:47.01 ---> using "03242172ae61bf0735cd41e6a60ac906c04a33c4b35392c39182716b5c4ed3fd" from cache /src: (run (network host) (shell "echo '(lang dune 3.0)' > './dune-project'")) 2025-05-17 15:47.01 ---> using "2cce9051e445efb953ba029d4337e072057775a6ab7e292128a64cb603a783cc" from cache /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.3.18.2 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.4.0.0 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.2.2.2") /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 noble InRelease - Get:2 http://archive.ubuntu.com/ubuntu noble-updates InRelease [126 kB] - Get:3 http://archive.ubuntu.com/ubuntu noble-backports InRelease [126 kB] - Get:4 http://security.ubuntu.com/ubuntu noble-security InRelease [126 kB] - Get:5 http://archive.ubuntu.com/ubuntu noble-updates/restricted amd64 Packages [1431 kB] - Get:6 http://archive.ubuntu.com/ubuntu noble-updates/multiverse amd64 Packages [26.7 kB] - Get:7 http://archive.ubuntu.com/ubuntu noble-updates/main amd64 Packages [1382 kB] - Get:8 http://archive.ubuntu.com/ubuntu noble-updates/universe amd64 Packages [1380 kB] - Get:9 http://archive.ubuntu.com/ubuntu noble-backports/main amd64 Packages [48.0 kB] - Get:10 http://archive.ubuntu.com/ubuntu noble-backports/universe amd64 Packages [31.8 kB] - Get:11 http://security.ubuntu.com/ubuntu noble-security/restricted amd64 Packages [1371 kB] - Get:12 http://security.ubuntu.com/ubuntu noble-security/multiverse amd64 Packages [22.1 kB] - Get:13 http://security.ubuntu.com/ubuntu noble-security/universe amd64 Packages [1082 kB] - Get:14 http://security.ubuntu.com/ubuntu noble-security/main amd64 Packages [1055 kB] - Fetched 8208 kB in 1s (6523 kB/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). 2025-05-17 15:47.01 ---> using "f34ca455ee009c9923d46a5b172b0d43b3f6209f97dec2254790a70f05d91768" from cache /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 3.18.2 - 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 4.0.0 - 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 2.2.2 <><> Processing actions <><><><><><><><><><><><><><><><><><><><><><><><><><><><> -> retrieved backoff.0.1.1 (cached) -> retrieved astring.0.8.5 (cached) -> retrieved camlp-streams.5.0.1 (cached) -> retrieved cmdliner.1.3.0 (cached) -> retrieved cppo.1.8.0 (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.4.0.0 (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.2.2.2 (cached) -> retrieved dune.3.18.2 (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.3.18.2 -> installed domain_shims.0.1.0 -> installed csexp.1.5.2 -> installed backoff.0.1.1 -> installed ocaml-version.4.0.0 -> installed thread-table.1.0.0 -> installed result.1.5 -> 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.2.2.2 -> installed mdx.2.5.0 Done. # To update the current shell environment, run: eval $(opam env) 2025-05-17 15:47.01 ---> using "5a7a54f018086747c538bb54de2c919da61ac903ccafc3b8f684d783eadfa23e" from cache /src: (copy (src .) (dst /src)) 2025-05-17 15:47.01 ---> using "50c82ced9884308370852c9a0f2cbac610bab7ffb15cc60bc7ae0ea88e51f4ab" from cache /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: 148.74 M/s ops over time/get: 637.30 M/s ops over time/incr: 169.67 M/s ops over time/push & pop: 54.66 M/s ops over time/swap: 110.18 M/s ops over time/xchg int: 156.25 M/s time per op/cas int: 6.72 ns time per op/get: 1.57 ns time per op/incr: 5.89 ns time per op/push & pop: 18.30 ns time per op/swap: 9.08 ns time per op/xchg int: 6.40 ns Atomic incr: ops over time/CAS, 1 domains: 145.63 M/s ops over time/CAS, 2 domains: 73.86 M/s ops over time/CAS, 4 domains: 57.16 M/s ops over time/CAS, 8 domains: 43.23 M/s ops over time/CAS with backoff, 1 domains: 145.48 M/s ops over time/CAS with backoff, 2 domains: 63.79 M/s ops over time/CAS with backoff, 4 domains: 45.27 M/s ops over time/CAS with backoff, 8 domains: 35.39 M/s ops over time/Incr, 1 domains: 161.96 M/s ops over time/Incr, 2 domains: 117.10 M/s ops over time/Incr, 4 domains: 118.22 M/s ops over time/Incr, 8 domains: 100.00 M/s time per op/CAS, 1 domains: 6.87 ns time per op/CAS, 2 domains: 27.08 ns time per op/CAS, 4 domains: 69.99 ns time per op/CAS, 8 domains: 185.07 ns time per op/CAS with backoff, 1 domains: 6.87 ns time per op/CAS with backoff, 2 domains: 31.35 ns time per op/CAS with backoff, 4 domains: 88.35 ns time per op/CAS with backoff, 8 domains: 226.10 ns time per op/Incr, 1 domains: 6.17 ns time per op/Incr, 2 domains: 17.08 ns time per op/Incr, 4 domains: 33.84 ns time per op/Incr, 8 domains: 80.00 ns Bounded_q: messages over time/1 adder, 1 taker: 2.61 M/s messages over time/1 adder, 2 takers: 1.92 M/s messages over time/1 adder, 4 takers: 1.59 M/s messages over time/2 adders, 1 taker: 2.49 M/s messages over time/2 adders, 2 takers: 2.09 M/s messages over time/2 adders, 4 takers: 1.31 M/s messages over time/4 adders, 1 taker: 2.50 M/s messages over time/4 adders, 2 takers: 2.01 M/s messages over time/4 adders, 4 takers: 1.20 M/s messages over time/one domain: 11.32 M/s time per message/1 adder, 1 taker: 765.42 ns time per message/1 adder, 2 takers: 1564.42 ns time per message/1 adder, 4 takers: 3144.39 ns time per message/2 adders, 1 taker: 1204.66 ns time per message/2 adders, 2 takers: 1912.27 ns time per message/2 adders, 4 takers: 4594.46 ns time per message/4 adders, 1 taker: 2002.20 ns time per message/4 adders, 2 takers: 2983.03 ns time per message/4 adders, 4 takers: 6664.18 ns time per message/one domain: 88.30 ns Hashtbl: operations over time/1 worker, 10% reads: 15.93 M/s operations over time/1 worker, 50% reads: 15.65 M/s operations over time/1 worker, 90% reads: 12.22 M/s operations over time/2 workers, 10% reads: 1.76 M/s operations over time/2 workers, 50% reads: 1.91 M/s operations over time/2 workers, 90% reads: 4.10 M/s operations over time/4 workers, 10% reads: 1.09 M/s operations over time/4 workers, 50% reads: 2.05 M/s operations over time/4 workers, 90% reads: 3.88 M/s operations over time/8 workers, 10% reads: 1.20 M/s operations over time/8 workers, 50% reads: 1.86 M/s operations over time/8 workers, 90% reads: 3.80 M/s operations over time/one domain, 10% reads: 23.63 M/s operations over time/one domain, 50% reads: 24.24 M/s operations over time/one domain, 90% reads: 32.46 M/s time per operation/1 worker, 10% reads: 62.77 ns time per operation/1 worker, 50% reads: 63.91 ns time per operation/1 worker, 90% reads: 81.85 ns time per operation/2 workers, 10% reads: 1139.59 ns time per operation/2 workers, 50% reads: 1046.33 ns time per operation/2 workers, 90% reads: 487.85 ns time per operation/4 workers, 10% reads: 3682.18 ns time per operation/4 workers, 50% reads: 1955.61 ns time per operation/4 workers, 90% reads: 1030.19 ns time per operation/8 workers, 10% reads: 6651.61 ns time per operation/8 workers, 50% reads: 4306.82 ns time per operation/8 workers, 90% reads: 2103.25 ns time per operation/one domain, 10% reads: 42.32 ns time per operation/one domain, 50% reads: 41.26 ns time per operation/one domain, 90% reads: 30.81 ns Queue: messages over time/one domain: 25.76 M/s time per message/one domain: 38.82 ns Ref with Mutex: ops over time/cas int: 28.86 M/s ops over time/get: 38.60 M/s ops over time/incr: 35.15 M/s ops over time/push & pop: 24.37 M/s ops over time/swap: 28.14 M/s ops over time/xchg int: 29.17 M/s time per op/cas int: 34.65 ns time per op/get: 25.90 ns time per op/incr: 28.45 ns time per op/push & pop: 41.04 ns time per op/swap: 35.53 ns time per op/xchg int: 34.28 ns Ref with [@poll error]: ops over time/cas int: 132.70 M/s ops over time/get: 586.14 M/s ops over time/incr: 277.92 M/s ops over time/push & pop: 50.18 M/s ops over time/swap: 95.20 M/s ops over time/xchg int: 149.34 M/s time per op/cas int: 7.54 ns time per op/get: 1.71 ns time per op/incr: 3.60 ns time per op/push & pop: 19.93 ns time per op/swap: 10.50 ns time per op/xchg int: 6.70 ns Stack: messages over time/one domain: 39.71 M/s time per message/one domain: 25.18 ns Unix: blocking reads over time/1 worker: 1.15 M/s blocking reads over time/2 workers: 2.28 M/s blocking reads over time/4 workers: 4.52 M/s time per blocking read/1 worker: 866.46 ns time per blocking read/2 workers: 877.70 ns time per blocking read/4 workers: 884.09 ns 2025-05-17 15:47.01 ---> using "519da7361ea4f4e7fa075b6188ba6ebf3f976d9cfa1a80486001e1c3fe3f25fb" from cache Job succeeded 2025-05-17 15:47.02: Job succeeded