{"action":"created","issue":{"url":"https://api.github.com/repos/viennacl/viennacl-dev/issues/194","repository_url":"https://api.github.com/repos/viennacl/viennacl-dev","labels_url":"https://api.github.com/repos/viennacl/viennacl-dev/issues/194/labels{/name}","comments_url":"https://api.github.com/repos/viennacl/viennacl-dev/issues/194/comments","events_url":"https://api.github.com/repos/viennacl/viennacl-dev/issues/194/events","html_url":"https://github.com/viennacl/viennacl-dev/issues/194","id":168332615,"number":194,"title":"Sparse matrix read-in from Matrix Market files really slow","user":{"login":"mkre","id":15332907,"avatar_url":"https://avatars.githubusercontent.com/u/15332907?v=3","gravatar_id":"","url":"https://api.github.com/users/mkre","html_url":"https://github.com/mkre","followers_url":"https://api.github.com/users/mkre/followers","following_url":"https://api.github.com/users/mkre/following{/other_user}","gists_url":"https://api.github.com/users/mkre/gists{/gist_id}","starred_url":"https://api.github.com/users/mkre/starred{/owner}{/repo}","subscriptions_url":"https://api.github.com/users/mkre/subscriptions","organizations_url":"https://api.github.com/users/mkre/orgs","repos_url":"https://api.github.com/users/mkre/repos","events_url":"https://api.github.com/users/mkre/events{/privacy}","received_events_url":"https://api.github.com/users/mkre/received_events","type":"User","site_admin":false},"labels":[],"state":"open","locked":false,"assignee":null,"assignees":[],"milestone":null,"comments":4,"created_at":"2016-07-29T14:07:08Z","updated_at":"2016-08-01T09:55:10Z","closed_at":null,"body":"Reading in a sparse matrix from a Matrix Market file is extremely slow for me.\r\nFor example: yesterday evening, I started the binary compiled from examples/benchmarks/sparse.cu using the [kkt_power](http://www.cise.ufl.edu/research/sparse/matrices/Zaoui/kkt_power.html) matrix and the read-in has not terminated this morning.\r\nOther matrices of similar size seem to show the same behaviour.\r\n\r\nThis happens both with 1.7.1 and viennacl-dev on a 10-core Ivy Bridge with CMAKE_BUILD_TYPE=Release.\r\nCan you confirm this or am I doing anything wrong?"},"comment":{"url":"https://api.github.com/repos/viennacl/viennacl-dev/issues/comments/236538576","html_url":"https://github.com/viennacl/viennacl-dev/issues/194#issuecomment-236538576","issue_url":"https://api.github.com/repos/viennacl/viennacl-dev/issues/194","id":236538576,"user":{"login":"mkre","id":15332907,"avatar_url":"https://avatars.githubusercontent.com/u/15332907?v=3","gravatar_id":"","url":"https://api.github.com/users/mkre","html_url":"https://github.com/mkre","followers_url":"https://api.github.com/users/mkre/followers","following_url":"https://api.github.com/users/mkre/following{/other_user}","gists_url":"https://api.github.com/users/mkre/gists{/gist_id}","starred_url":"https://api.github.com/users/mkre/starred{/owner}{/repo}","subscriptions_url":"https://api.github.com/users/mkre/subscriptions","organizations_url":"https://api.github.com/users/mkre/orgs","repos_url":"https://api.github.com/users/mkre/repos","events_url":"https://api.github.com/users/mkre/events{/privacy}","received_events_url":"https://api.github.com/users/mkre/received_events","type":"User","site_admin":false},"created_at":"2016-08-01T09:55:10Z","updated_at":"2016-08-01T09:55:10Z","body":"Thanks, that works much better!"}}
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