2025-05-17 15:25.59: New job: test ocaml-multicore/multicore-bench https://github.com/ocaml-multicore/multicore-bench.git#refs/heads/avoid-broadcast-in-bounded_q-bench (b787022a07fd16e8c32d7eb4908cffc2c7e791fe) (linux-x86_64:opensuse-15.6-4.14_opam-2.3) Base: ocaml/opam:opensuse-15.6-ocaml-4.14@sha256:47d797c8147acdb02c0f48d59701b679e410a8ac3a650b3f1b6efad54031b83a Opam project build To reproduce locally: git clone --recursive "https://github.com/ocaml-multicore/multicore-bench.git" -b "avoid-broadcast-in-bounded_q-bench" && cd "multicore-bench" && git reset --hard b787022a cat > Dockerfile <<'END-OF-DOCKERFILE' FROM ocaml/opam:opensuse-15.6-ocaml-4.14@sha256:47d797c8147acdb02c0f48d59701b679e410a8ac3a650b3f1b6efad54031b83a # opensuse-15.6-4.14_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-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.4.14.2 ocaml-base-compiler.4.14.2 ocaml-config.2 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 15:25.59: Using cache hint "ocaml-multicore/multicore-bench-ocaml/opam:opensuse-15.6-ocaml-4.14@sha256:47d797c8147acdb02c0f48d59701b679e410a8ac3a650b3f1b6efad54031b83a-opensuse-15.6-4.14_opam-2.3-ca79e40941293f2b07c18dfa608cc722" 2025-05-17 15:25.59: Using OBuilder spec: ((from ocaml/opam:opensuse-15.6-ocaml-4.14@sha256:47d797c8147acdb02c0f48d59701b679e410a8ac3a650b3f1b6efad54031b83a) (comment opensuse-15.6-4.14_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-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.4.14.2 ocaml-base-compiler.4.14.2 ocaml-config.2 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 15:25.59: Waiting for resource in pool OCluster 2025-05-17 15:25.59: Waiting for worker… 2025-05-17 15:28.09: Got resource from pool OCluster Building on phoebe.caelum.ci.dev HEAD is now at f03ef67 Avoid `broadcast` in `Bounded_q` benchmark HEAD is now at b787022 Avoid `broadcast` in `Bounded_q` benchmark (from ocaml/opam:opensuse-15.6-ocaml-4.14@sha256:47d797c8147acdb02c0f48d59701b679e410a8ac3a650b3f1b6efad54031b83a) 2025-05-17 15:28.11 ---> using "07b674cb35417a3a07176929203438f443e716ba7d7f974a52b3ec1a2e0f3dad" from cache /: (comment opensuse-15.6-4.14_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 15:28.11 ---> using "8e90436ae2ea49b252c19b2104fd379efa6a9a87c9333947060f509ee9adaf19" 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 15:28.11 ---> using "580c03c99b65efb374f4a4eb0e09baa80a6a32ea8cac1b1cc0ad176839532733" 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 2025-05-17 15:28.11 ---> using "024411469989fa952a505119c3daede42e3b05643dc379706162722b4c0696a2" from cache /src: (workdir /src) /src: (run (shell "sudo chown opam /src")) 2025-05-17 15:28.11 ---> using "6591d20ee9a0fe5a64bd0f2ee317b4283114200703e1bb921e85fa4ba04e6bb4" 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")) From https://github.com/ocaml/opam-repository * branch master -> FETCH_HEAD 34a3fc46c3..cf409d95af master -> origin/master 35eb2f107a Merge pull request #27838 from maiste/release-dune-3.18.2 <><> 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) 2025-05-17 15:28.11 ---> using "9490de632b5a5a92629d28febac55a4143ab64619c2bc0d9c564b438e5e37535" from cache /src: (copy (src multicore-bench.opam) (dst ./)) 2025-05-17 15:28.11 ---> using "9d66f0e173350e6124fea8b1c7fe86ee1cacbd528eb5fa9bfd45013949166d99" 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 15:28.11 ---> using "0e18180ec9e1efa5c8046f47d8945ad0986b75a0ae66e3260446b818523133dd" from cache /src: (run (network host) (shell "echo '(lang dune 3.0)' > './dune-project'")) 2025-05-17 15:28.11 ---> using "ef7755fadd703bd69fecc7e605811d57fdac18760f69fbef13a50cec35aa9d53" from cache /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.3.18.2 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.4.0.0 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 "zypper" "--non-interactive" "refresh" - Retrieving repository 'Update repository of openSUSE Backports' metadata [..... - ......done] - Building repository 'Update repository of openSUSE Backports' cache [.. - ..done] - Retrieving repository 'Update repository with updates from SUSE Linux Enterprise 15' metadata [........ - .......... - ...... - .done] - Building repository 'Update repository with updates from SUSE Linux Enterprise 15' cache [.. - ..done] - Retrieving repository 'Main Update Repository' metadata [. - .........done] - Building repository 'Main Update Repository' cache [....done] - Repository 'Update Repository (Non-Oss)' is up to date. - Repository 'Non-OSS Repository' is up to date. - Repository 'Main Repository' is up to date. - All repositories have been refreshed. <><> 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 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). 2025-05-17 15:28.11 ---> using "48c0e268fc3d0842fc2dd9f7264db7f35880e9c573828d748dea77593b840d8a" 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 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 3.18.2 - 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 camlp-streams.5.0.1 (cached) -> retrieved astring.0.8.5 (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.4.0.0 (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 yojson.2.2.2 (cached) -> retrieved topkg.1.0.8 (cached) -> retrieved dune.3.18.2 (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.3.18.2 -> installed domain_shims.0.1.0 -> installed csexp.1.5.2 -> installed thread-table.1.0.0 -> installed camlp-streams.5.0.1 -> installed result.1.5 -> installed backoff.0.1.1 -> installed multicore-magic.2.3.1 -> installed ocaml-version.4.0.0 -> 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 15:28.11 ---> using "503027c6bd847f294e59f9a5a3b7ade97e93b819393b175e911b3e06abe661d0" from cache /src: (copy (src .) (dst /src)) 2025-05-17 15:28.12 ---> using "bc592d372007c239b4f97aabcf3bec0e579aed49de1ee0cb4b7f5b97544fe623" 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: 181.81 M/s ops over time/get: 332.89 M/s ops over time/incr: 177.07 M/s ops over time/push & pop: 46.30 M/s ops over time/swap: 93.97 M/s ops over time/xchg int: 178.38 M/s time per op/cas int: 5.50 ns time per op/get: 3.00 ns time per op/incr: 5.65 ns time per op/push & pop: 21.60 ns time per op/swap: 10.64 ns time per op/xchg int: 5.61 ns Atomic incr: ops over time/CAS, 1 domains: 189.95 M/s ops over time/CAS with backoff, 1 domains: 188.32 M/s ops over time/Incr, 1 domains: 202.10 M/s time per op/CAS, 1 domains: 5.26 ns time per op/CAS with backoff, 1 domains: 5.31 ns time per op/Incr, 1 domains: 4.95 ns Bounded_q: messages over time/one domain: 6.82 M/s time per message/one domain: 146.64 ns Hashtbl: operations over time/1 worker, 10% reads: 8.01 M/s operations over time/1 worker, 50% reads: 8.11 M/s operations over time/1 worker, 90% reads: 8.59 M/s operations over time/2 workers, 10% reads: 7.99 M/s operations over time/2 workers, 50% reads: 7.99 M/s operations over time/2 workers, 90% reads: 8.47 M/s operations over time/4 workers, 10% reads: 7.61 M/s operations over time/4 workers, 50% reads: 7.79 M/s operations over time/4 workers, 90% reads: 6.17 M/s operations over time/8 workers, 10% reads: 5.82 M/s operations over time/8 workers, 50% reads: 3.64 M/s operations over time/8 workers, 90% reads: 8.06 M/s operations over time/one domain, 10% reads: 14.91 M/s operations over time/one domain, 50% reads: 14.93 M/s operations over time/one domain, 90% reads: 12.15 M/s time per operation/1 worker, 10% reads: 124.83 ns time per operation/1 worker, 50% reads: 123.23 ns time per operation/1 worker, 90% reads: 116.45 ns time per operation/2 workers, 10% reads: 250.37 ns time per operation/2 workers, 50% reads: 250.20 ns time per operation/2 workers, 90% reads: 236.02 ns time per operation/4 workers, 10% reads: 525.43 ns time per operation/4 workers, 50% reads: 513.60 ns time per operation/4 workers, 90% reads: 647.84 ns time per operation/8 workers, 10% reads: 1374.39 ns time per operation/8 workers, 50% reads: 2199.94 ns time per operation/8 workers, 90% reads: 992.32 ns time per operation/one domain, 10% reads: 67.08 ns time per operation/one domain, 50% reads: 67.00 ns time per operation/one domain, 90% reads: 82.31 ns Queue: messages over time/one domain: 32.85 M/s time per message/one domain: 30.44 ns Ref with Mutex: ops over time/cas int: 16.66 M/s ops over time/get: 18.04 M/s ops over time/incr: 17.55 M/s ops over time/push & pop: 16.55 M/s ops over time/swap: 16.67 M/s ops over time/xchg int: 16.88 M/s time per op/cas int: 60.02 ns time per op/get: 55.44 ns time per op/incr: 56.97 ns time per op/push & pop: 60.43 ns time per op/swap: 59.99 ns time per op/xchg int: 59.23 ns Ref with [@poll error]: ops over time/cas int: 172.39 M/s ops over time/get: 469.33 M/s ops over time/incr: 234.39 M/s ops over time/push & pop: 58.42 M/s ops over time/swap: 94.62 M/s ops over time/xchg int: 179.19 M/s time per op/cas int: 5.80 ns time per op/get: 2.13 ns time per op/incr: 4.27 ns time per op/push & pop: 17.12 ns time per op/swap: 10.57 ns time per op/xchg int: 5.58 ns Stack: messages over time/one domain: 35.00 M/s time per message/one domain: 28.57 ns Unix: blocking reads over time/1 worker: 0.40 M/s time per blocking read/1 worker: 2517.66 ns 2025-05-17 15:28.12 ---> using "f5f5eb5a7221ff8a172604909bfcb342435eee0ace3326b283d1971e43523f6b" from cache Job succeeded 2025-05-17 15:28.12: Job succeeded