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debian-12-4.14_arm32_opam-2.3

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2025-05-02 14:58.59: New job: test ocaml-multicore/multicore-bench https://github.com/ocaml-multicore/multicore-bench.git#refs/heads/main (deca5287e35206850ec28880adae0705730115e9) (linux-arm64:debian-12-4.14_arm32_opam-2.3)
Base: ocaml/opam:debian-12-ocaml-4.14@sha256:0fc2d79248bc7e987b259ba2c5ef3847784542e01ee10e77cd7e30479aaa697a
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 deca5287
cat > Dockerfile <<'END-OF-DOCKERFILE'
FROM ocaml/opam:debian-12-ocaml-4.14@sha256:0fc2d79248bc7e987b259ba2c5ef3847784542e01ee10e77cd7e30479aaa697a
# debian-12-4.14_arm32_opam-2.3
USER 1000:1000
SHELL [ "/usr/bin/linux32", "/bin/sh", "-c" ]
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


2025-05-02 14:58.59: Using cache hint "ocaml-multicore/multicore-bench-ocaml/opam:debian-12-ocaml-4.14@sha256:0fc2d79248bc7e987b259ba2c5ef3847784542e01ee10e77cd7e30479aaa697a-debian-12-4.14_arm32_opam-2.3-ca79e40941293f2b07c18dfa608cc722"
2025-05-02 14:58.59: Using OBuilder spec:
((from ocaml/opam:debian-12-ocaml-4.14@sha256:0fc2d79248bc7e987b259ba2c5ef3847784542e01ee10e77cd7e30479aaa697a)
(comment debian-12-4.14_arm32_opam-2.3)
(user (uid 1000) (gid 1000))
(shell /usr/bin/linux32 /bin/sh -c)
(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"))
)


2025-05-02 14:58.59: Waiting for resource in pool OCluster
2025-05-02 20:22.03: Waiting for worker…
2025-05-02 21:26.51: Got resource from pool OCluster
Building on okypous.caelum.ci.dev
All commits already cached
HEAD is now at deca528 Ignore results from ops on `ref` benchmarks


(from ocaml/opam:debian-12-ocaml-4.14@sha256:0fc2d79248bc7e987b259ba2c5ef3847784542e01ee10e77cd7e30479aaa697a)
Unable to find image 'ocaml/opam:debian-12-ocaml-4.14@sha256:0fc2d79248bc7e987b259ba2c5ef3847784542e01ee10e77cd7e30479aaa697a' locally
docker.io/ocaml/opam@sha256:0fc2d79248bc7e987b259ba2c5ef3847784542e01ee10e77cd7e30479aaa697a: Pulling from ocaml/opam
ca58f0fbef0c: Pulling fs layer
ca58f0fbef0c: Verifying Checksum
ca58f0fbef0c: Download complete
ca58f0fbef0c: Pull complete
Digest: sha256:0fc2d79248bc7e987b259ba2c5ef3847784542e01ee10e77cd7e30479aaa697a
Status: Downloaded newer image for ocaml/opam@sha256:0fc2d79248bc7e987b259ba2c5ef3847784542e01ee10e77cd7e30479aaa697a
WARNING: The requested image's platform (linux/arm/v7) does not match the detected host platform (linux/arm64/v8) and no specific platform was requested
2025-05-02 21:26.51 ---> using "5803aaab52604376a2443db8c191a0675e94a247f1b08264730b2cb0d0f69681" from cache


/: (comment debian-12-4.14_arm32_opam-2.3)


/: (user (uid 1000) (gid 1000))


/: (shell /usr/bin/linux32 /bin/sh -c)


/: (env CLICOLOR_FORCE 1)


/: (env OPAMCOLOR always)


/: (workdir /src)


/src: (run (shell "sudo ln -f /usr/bin/opam-2.3 /usr/bin/opam"))
2025-05-02 21:26.51 ---> using "144f820aed84307b6bca57759cc580a769c1e0de122a5b755e69faf5949aa6e2" 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.


Continue? [y/n] y
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.


Format upgrade done.


<><> Updating repositories ><><><><><><><><><><><><><><><><><><><><><><><><><><>
[default] Initialised
2025-05-02 21:26.51 ---> using "c086e9800d5cab27f9dd840859291525faa2346aec3ec25bf1c5af75007aba1f" 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
2025-05-02 21:26.51 ---> using "200ec9c1bb576a9cbefa68605ad35356a0fef83c817f675d872d756439212d45" from cache


/src: (workdir /src)


/src: (run (shell "sudo chown opam /src"))
2025-05-02 21:26.51 ---> using "e4528fa61109a185e8e512ef135c87f12205b0b47f2d4617c6c8b35a3e5dc51d" 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..35eb2f107a  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)
2025-05-02 21:26.51 ---> using "9712a3caa93c29e4b72b1b12feca70dd330d2b8cf6770bb5c3658df3d9842a7c" from cache


/src: (copy (src multicore-bench.opam) (dst ./))
2025-05-02 21:26.51 ---> saved as "27600bbaa3a5d34c219cf0fce4c7a40998743f53f3415374987e53646ccc1d30"


/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)
2025-05-02 21:26.53 ---> saved as "ebff6041cad15e8d86cb74adbb65373283be50c6e93c8d5bd2177a99a642ee4d"


/src: (run (network host)
(shell "echo '(lang dune 3.0)' > './dune-project'"))
2025-05-02 21:26.53 ---> saved as "af214f02672af83b5d7f8a07dc1bb9c37482e21bf9298e5129ed0f182ba704bf"


/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 "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 armhf Packages [239 kB]
- Fetched 343 kB in 1s (684 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 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).
2025-05-02 21:27.06 ---> saved as "334e05c77a70adc5fe576d43325eb24b98c607c8a307a61bd85da6383f2ddc9d"


/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 camlp-streams.5.0.1  (cached)
-> retrieved backoff.0.1.1  (cached)
-> retrieved astring.0.8.5  (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 dune.3.18.2  (cached)
-> retrieved yojson.2.2.2  (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 csexp.1.5.2
-> installed domain_shims.0.1.0
-> installed ocaml-version.4.0.0
-> installed camlp-streams.5.0.1
-> installed result.1.5
-> installed backoff.0.1.1
-> installed thread-table.1.0.0
-> installed multicore-magic.2.3.1
-> 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)
2025-05-02 21:27.58 ---> saved as "0fa36e8a410efee6016ed7c78f23a54805242cea4ae25aba32af48218a2f364c"


/src: (copy (src .) (dst /src))
2025-05-02 21:27.58 ---> saved as "3f3a1e4653792a62cd57291c8c9ca778238ff18aa637ab3091ea689f64e6be8a"


/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:
185.19 M/s
ops over time/get:
761.73 M/s
ops over time/incr:
431.03 M/s
ops over time/push & pop:
101.46 M/s
ops over time/swap:
94.30 M/s
ops over time/xchg int:
202.27 M/s
time per op/cas int:
5.40 ns
time per op/get:
1.31 ns
time per op/incr:
2.32 ns
time per op/push & pop:
9.86 ns
time per op/swap:
10.60 ns
time per op/xchg int:
4.94 ns
Atomic incr:
ops over time/CAS, 1 domains:
168.46 M/s
ops over time/CAS with backoff, 1 domains:
159.85 M/s
ops over time/Incr, 1 domains:
256.67 M/s
time per op/CAS, 1 domains:
5.94 ns
time per op/CAS with backoff, 1 domains:
6.26 ns
time per op/Incr, 1 domains:
3.90 ns
Bounded_q:
messages over time/one domain:
10.25 M/s
time per message/one domain:
97.56 ns
Hashtbl:
operations over time/1 worker, 10% reads:
10.67 M/s
operations over time/1 worker, 50% reads:
10.63 M/s
operations over time/1 worker, 90% reads:
10.15 M/s
operations over time/2 workers, 10% reads:
8.77 M/s
operations over time/2 workers, 50% reads:
8.88 M/s
operations over time/2 workers, 90% reads:
10.68 M/s
operations over time/4 workers, 10% reads:
5.14 M/s
operations over time/4 workers, 50% reads:
4.17 M/s
operations over time/4 workers, 90% reads:
6.21 M/s
operations over time/8 workers, 10% reads:
3.70 M/s
operations over time/8 workers, 50% reads:
3.96 M/s
operations over time/8 workers, 90% reads:
4.40 M/s
operations over time/one domain, 10% reads:
9.63 M/s
operations over time/one domain, 50% reads:
14.75 M/s
operations over time/one domain, 90% reads:
15.88 M/s
time per operation/1 worker, 10% reads:
93.75 ns
time per operation/1 worker, 50% reads:
94.09 ns
time per operation/1 worker, 90% reads:
98.51 ns
time per operation/2 workers, 10% reads:
228.06 ns
time per operation/2 workers, 50% reads:
225.33 ns
time per operation/2 workers, 90% reads:
187.21 ns
time per operation/4 workers, 10% reads:
781.28 ns
time per operation/4 workers, 50% reads:
958.99 ns
time per operation/4 workers, 90% reads:
644.47 ns
time per operation/8 workers, 10% reads:
2166.36 ns
time per operation/8 workers, 50% reads:
2018.04 ns
time per operation/8 workers, 90% reads:
1816.53 ns
time per operation/one domain, 10% reads:
103.83 ns
time per operation/one domain, 50% reads:
67.77 ns
time per operation/one domain, 90% reads:
62.98 ns
Queue:
messages over time/one domain:
34.25 M/s
time per message/one domain:
29.20 ns
Ref with Mutex:
ops over time/cas int:
31.87 M/s
ops over time/get:
36.25 M/s
ops over time/incr:
36.23 M/s
ops over time/push & pop:
31.42 M/s
ops over time/swap:
30.73 M/s
ops over time/xchg int:
32.20 M/s
time per op/cas int:
31.38 ns
time per op/get:
27.58 ns
time per op/incr:
27.60 ns
time per op/push & pop:
31.82 ns
time per op/swap:
32.54 ns
time per op/xchg int:
31.06 ns
Ref with [@poll error]:
ops over time/cas int:
189.68 M/s
ops over time/get:
798.71 M/s
ops over time/incr:
516.50 M/s
ops over time/push & pop:
103.01 M/s
ops over time/swap:
96.45 M/s
ops over time/xchg int:
197.47 M/s
time per op/cas int:
5.27 ns
time per op/get:
1.25 ns
time per op/incr:
1.94 ns
time per op/push & pop:
9.71 ns
time per op/swap:
10.37 ns
time per op/xchg int:
5.06 ns
Stack:
messages over time/one domain:
39.43 M/s
time per message/one domain:
25.36 ns
Unix:
blocking reads over time/1 worker:
0.70 M/s
time per blocking read/1 worker:
1424.64 ns
2025-05-02 21:28.04 ---> saved as "1d1f7bee572530965b00f54a4cc4c127532da48980911151795c36e6955110a1"
Job succeeded
2025-05-02 21:28.05: Job succeeded