{"action":"created","issue":{"url":"https://api.github.com/repos/viennacl/viennacl-dev/issues/147","labels_url":"https://api.github.com/repos/viennacl/viennacl-dev/issues/147/labels{/name}","comments_url":"https://api.github.com/repos/viennacl/viennacl-dev/issues/147/comments","events_url":"https://api.github.com/repos/viennacl/viennacl-dev/issues/147/events","html_url":"https://github.com/viennacl/viennacl-dev/issues/147","id":97750326,"number":147,"title":"bug in amg for CUDA","user":{"login":"Rombur","id":368538,"avatar_url":"https://avatars.githubusercontent.com/u/368538?v=3","gravatar_id":"","url":"https://api.github.com/users/Rombur","html_url":"https://github.com/Rombur","followers_url":"https://api.github.com/users/Rombur/followers","following_url":"https://api.github.com/users/Rombur/following{/other_user}","gists_url":"https://api.github.com/users/Rombur/gists{/gist_id}","starred_url":"https://api.github.com/users/Rombur/starred{/owner}{/repo}","subscriptions_url":"https://api.github.com/users/Rombur/subscriptions","organizations_url":"https://api.github.com/users/Rombur/orgs","repos_url":"https://api.github.com/users/Rombur/repos","events_url":"https://api.github.com/users/Rombur/events{/privacy}","received_events_url":"https://api.github.com/users/Rombur/received_events","type":"User","site_admin":false},"labels":[],"state":"closed","locked":false,"assignee":null,"milestone":null,"comments":8,"created_at":"2015-07-28T16:41:28Z","updated_at":"2015-07-29T15:27:39Z","closed_at":"2015-07-28T20:18:11Z","body":"I think that there is a bug in viennacl/linalg/cuda/amg_operations.hpp at line 476. It should be AMG_COARSENING_METHOD_MIS2_AGGREGATION instead of AMG_COARSENING_METHOD_AGGREGATION. Because of that the amg tutorial crash when using CUDA."},"comment":{"url":"https://api.github.com/repos/viennacl/viennacl-dev/issues/comments/125988716","html_url":"https://github.com/viennacl/viennacl-dev/issues/147#issuecomment-125988716","issue_url":"https://api.github.com/repos/viennacl/viennacl-dev/issues/147","id":125988716,"user":{"login":"karlrupp","id":3027176,"avatar_url":"https://avatars.githubusercontent.com/u/3027176?v=3","gravatar_id":"","url":"https://api.github.com/users/karlrupp","html_url":"https://github.com/karlrupp","followers_url":"https://api.github.com/users/karlrupp/followers","following_url":"https://api.github.com/users/karlrupp/following{/other_user}","gists_url":"https://api.github.com/users/karlrupp/gists{/gist_id}","starred_url":"https://api.github.com/users/karlrupp/starred{/owner}{/repo}","subscriptions_url":"https://api.github.com/users/karlrupp/subscriptions","organizations_url":"https://api.github.com/users/karlrupp/orgs","repos_url":"https://api.github.com/users/karlrupp/repos","events_url":"https://api.github.com/users/karlrupp/events{/privacy}","received_events_url":"https://api.github.com/users/karlrupp/received_events","type":"User","site_admin":false},"created_at":"2015-07-29T15:27:39Z","updated_at":"2015-07-29T15:27:39Z","body":"Hmm, this is weird. Which driver version do you use (maybe you can provide the output of viennacl-info)? Which operating system? Is this the default matrix in the amg-cuda example, or do you pass your own matrix?"}}