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OSX Yosemite "can't determine number of CPU cores: assuming 4" #2

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OSX Yosemite "can't determine number of CPU cores: assuming 4"#2

Description

@ZhengRui
ZhengRui
opened on Nov 9, 2015
>>> import tensorflow as tf
>>> hello = tf.constant('hello, tensorflow')
>>> sess = tf.Session()
can't determine number of CPU cores: assuming 4
I tensorflow/core/common_runtime/local_device.cc:25] Local device intra op parallelism threads: 4
can't determine number of CPU cores: assuming 4
I tensorflow/core/common_runtime/local_session.cc:45] Local session inter op parallelism threads: 4

got this warning but still works though

Activity

  1. mrry commented on Nov 9, 2015

    @mrry
    mrry
    on Nov 9, 2015
    Contributor

    This should be fixed by 430a054 .

  2. mrry
    closed this as completedon Nov 9, 2015

  3. stephenbaidu commented on Nov 11, 2015

    @stephenbaidu
    stephenbaidu
    on Nov 11, 2015

    I still got this message.

  4. vrv commented on Nov 11, 2015

    @vrv
    vrv
    on Nov 11, 2015

    We haven't updated the binary package until our next binary release -- it is fixed at HEAD if you build from source though.

  5. stephenbaidu commented on Nov 11, 2015

    @stephenbaidu
    stephenbaidu
    on Nov 11, 2015

    Okay.

  6. dongjoon-hyun
    added a commit that references this issue on Feb 23, 2016

    Avoid copying invalid large constant data.

    9682a42
  7. benoitsteiner
    added a commit that references this issue on Oct 28, 2016

    Merge pull request tensorflow#2 from lukeiwanski/ComputeCpp

    5ce656d
  8. benoitsteiner
    added a commit that references this issue on Jan 18, 2017

    Merge pull request tensorflow#2 from alheinecke/master

    a649bda
  9. drpngx
    added a commit that references this issue on Apr 19, 2017

    Ibverbs-based RDMA path (#8943)

    dd40e98
  10. yifeif
    added a commit that references this issue on Jun 22, 2017

    Merge pull request #2 from tatatodd/xla_ir_array_fix

    49292d1
  11. drpngx
    added a commit that references this issue on Jun 28, 2017

    Branch 160346151 (#11094)

    cf7c008
  12. allenlavoie
    added 2 commits that reference this issue on Jul 15, 2017

    Merge pull request tensorflow#2 from tatatodd/xla_ir_array_fix

    9ff853d

    Branch 160346151 (tensorflow#11094)

    7b18867
  13. jthestness
    added 2 commits that reference this issue on Aug 15, 2017

    Allreduce: Rebase to TF 1.3-rc1 (tensorflow#3)

    66d5b85

    Allreduce: Rebase to TF 1.3-rc1 (tensorflow#3)

    dce14a2

  14. 110 remaining items

  15. copybara-service
    added 6 commits that reference this issue on Feb 5, 2026

    PR #37389: [xla:gpu] Clean up execution stream assignment

    2b45d71

    PR #37389: [xla:gpu] Clean up execution stream assignment

    9db24df

    PR #37389: [xla:gpu] Clean up execution stream assignment

    f83c515

    PR #37389: [xla:gpu] Clean up execution stream assignment

    bb92662

    PR #37389: [xla:gpu] Clean up execution stream assignment

    38c7017

    PR #37389: [xla:gpu] Clean up execution stream assignment

    ca6336f
  16. copybara-service
    added 2 commits that reference this issue on Mar 9, 2026

    PR #38932: [xla:gpu] Add rendezvous before AND after first collective…

    7436912

    PR #38932: [xla:gpu] Add rendezvous before AND after first collective…

    c3e78d4
  17. adam10514
    added a commit that references this issue on May 15, 2026

    Update NVIDIA interconnect diagram to GB300 (Blackwell Ultra).

    70b1c27
  18. AmSach
    added 3 commits that reference this issue on Jun 26, 2026

    Fix PyLint line-too-long error in math_ops_test.py

    86016e7

    fix math_ops: cast complex_abs magnitude to complex128 before div_no_nan

    0952bf9

    ci: retrigger CI to recover from runner infrastructure failure

    3fc3bb2
  19. copybara-service
    added a commit that references this issue on Aug 12, 2026

    code change based suggestion #2 and absl coding style

    3589e63
  20. Artyomkun
    added a commit that references this issue on Aug 15, 2026

    The build stops at 93%; I am working with OpenVINO. tensorflow#2

    ebfb0d2
  21. copybara-service
    added a commit that references this issue on Sep 22, 2026

    [re-land #2][xla:cpu] add full msan support

    f1ecfee
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