{"action":"created","issue":{"url":"https://api.github.com/repos/ComputationalRadiationPhysics/picongpu/issues/2782","repository_url":"https://api.github.com/repos/ComputationalRadiationPhysics/picongpu","labels_url":"https://api.github.com/repos/ComputationalRadiationPhysics/picongpu/issues/2782/labels{/name}","comments_url":"https://api.github.com/repos/ComputationalRadiationPhysics/picongpu/issues/2782/comments","events_url":"https://api.github.com/repos/ComputationalRadiationPhysics/picongpu/issues/2782/events","html_url":"https://github.com/ComputationalRadiationPhysics/picongpu/issues/2782","id":376376293,"node_id":"MDU6SXNzdWUzNzYzNzYyOTM=","number":2782,"title":"no CUDA aware MPI in spack install","user":{"login":"berceanu","id":4405658,"node_id":"MDQ6VXNlcjQ0MDU2NTg=","avatar_url":"https://avatars3.githubusercontent.com/u/4405658?v=4","gravatar_id":"","url":"https://api.github.com/users/berceanu","html_url":"https://github.com/berceanu","followers_url":"https://api.github.com/users/berceanu/followers","following_url":"https://api.github.com/users/berceanu/following{/other_user}","gists_url":"https://api.github.com/users/berceanu/gists{/gist_id}","starred_url":"https://api.github.com/users/berceanu/starred{/owner}{/repo}","subscriptions_url":"https://api.github.com/users/berceanu/subscriptions","organizations_url":"https://api.github.com/users/berceanu/orgs","repos_url":"https://api.github.com/users/berceanu/repos","events_url":"https://api.github.com/users/berceanu/events{/privacy}","received_events_url":"https://api.github.com/users/berceanu/received_events","type":"User","site_admin":false},"labels":[],"state":"open","locked":false,"assignee":null,"assignees":[],"milestone":null,"comments":0,"created_at":"2018-11-01T12:40:58Z","updated_at":"2018-11-01T12:48:32Z","closed_at":null,"author_association":"NONE","body":"Installing`PIConGPU` following the [spack recipe](https://picongpu.readthedocs.io/en/0.4.0/install/instructions/spack.html) with the default `backend=cuda` does not compile OpenMPI with CUDA support (see [package.py](https://github.com/ComputationalRadiationPhysics/spack-repo/blob/5f4de9d4dce9d85331edae6cedeeae43903b2c3b/packages/picongpu/package.py#L89) here).\r\nThis can be checked with `ompi_info -a | grep \"\\-with\\-cuda\"`. Possibly related to https://github.com/ComputationalRadiationPhysics/picongpu/issues/2777."},"comment":{"url":"https://api.github.com/repos/ComputationalRadiationPhysics/picongpu/issues/comments/435030434","html_url":"https://github.com/ComputationalRadiationPhysics/picongpu/issues/2782#issuecomment-435030434","issue_url":"https://api.github.com/repos/ComputationalRadiationPhysics/picongpu/issues/2782","id":435030434,"node_id":"MDEyOklzc3VlQ29tbWVudDQzNTAzMDQzNA==","user":{"login":"berceanu","id":4405658,"node_id":"MDQ6VXNlcjQ0MDU2NTg=","avatar_url":"https://avatars3.githubusercontent.com/u/4405658?v=4","gravatar_id":"","url":"https://api.github.com/users/berceanu","html_url":"https://github.com/berceanu","followers_url":"https://api.github.com/users/berceanu/followers","following_url":"https://api.github.com/users/berceanu/following{/other_user}","gists_url":"https://api.github.com/users/berceanu/gists{/gist_id}","starred_url":"https://api.github.com/users/berceanu/starred{/owner}{/repo}","subscriptions_url":"https://api.github.com/users/berceanu/subscriptions","organizations_url":"https://api.github.com/users/berceanu/orgs","repos_url":"https://api.github.com/users/berceanu/repos","events_url":"https://api.github.com/users/berceanu/events{/privacy}","received_events_url":"https://api.github.com/users/berceanu/received_events","type":"User","site_admin":false},"created_at":"2018-11-01T12:48:32Z","updated_at":"2018-11-01T12:48:32Z","author_association":"NONE","body":"Should we check for CUDA-enabled MPI at runtime using `MPIX_Query_cuda_support()`, as described in the [manual](https://www.open-mpi.org/doc/v3.0/man3/MPIX_Query_cuda_support.3.php)?"}}
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