{"action":"created","issue":{"url":"https://api.github.com/repos/Unidata/thredds/issues/97","labels_url":"https://api.github.com/repos/Unidata/thredds/issues/97/labels{/name}","comments_url":"https://api.github.com/repos/Unidata/thredds/issues/97/comments","events_url":"https://api.github.com/repos/Unidata/thredds/issues/97/events","html_url":"https://github.com/Unidata/thredds/issues/97","id":56710737,"number":97,"title":"Performance issues with calcBounds","user":{"login":"cheryldmorse","id":2989717,"avatar_url":"https://avatars.githubusercontent.com/u/2989717?v=3","gravatar_id":"","url":"https://api.github.com/users/cheryldmorse","html_url":"https://github.com/cheryldmorse","followers_url":"https://api.github.com/users/cheryldmorse/followers","following_url":"https://api.github.com/users/cheryldmorse/following{/other_user}","gists_url":"https://api.github.com/users/cheryldmorse/gists{/gist_id}","starred_url":"https://api.github.com/users/cheryldmorse/starred{/owner}{/repo}","subscriptions_url":"https://api.github.com/users/cheryldmorse/subscriptions","organizations_url":"https://api.github.com/users/cheryldmorse/orgs","repos_url":"https://api.github.com/users/cheryldmorse/repos","events_url":"https://api.github.com/users/cheryldmorse/events{/privacy}","received_events_url":"https://api.github.com/users/cheryldmorse/received_events","type":"User","site_admin":false},"labels":[],"state":"open","locked":false,"assignee":null,"milestone":null,"comments":2,"created_at":"2015-02-05T18:40:14Z","updated_at":"2015-02-06T18:04:34Z","closed_at":null,"body":"The processing time of the FeatureDataset calcBounds function on aggregations seems to have dramatically increased from version 4.3 of netCDF Java to version 4.5. When running the following test program the calcBounds operation took 1401 ms with the netcdf-4.3.23.jar and 7008 ms with netcdf4-4.5.4.jar:\r\n``` \r\nNetcdfDataset dataset = NcMLReader.readNcML(testFileName, null);\r\nFeatureType type = FeatureDatasetFactoryManager.findFeatureType(dataset);\r\nFeatureDataset featureDataset = findFeatureDataset(type, dataset);\r\nfeatureDataset.calcBounds();\r\n```\r\n"},"comment":{"url":"https://api.github.com/repos/Unidata/thredds/issues/comments/73283781","html_url":"https://github.com/Unidata/thredds/issues/97#issuecomment-73283781","issue_url":"https://api.github.com/repos/Unidata/thredds/issues/97","id":73283781,"user":{"login":"cheryldmorse","id":2989717,"avatar_url":"https://avatars.githubusercontent.com/u/2989717?v=3","gravatar_id":"","url":"https://api.github.com/users/cheryldmorse","html_url":"https://github.com/cheryldmorse","followers_url":"https://api.github.com/users/cheryldmorse/followers","following_url":"https://api.github.com/users/cheryldmorse/following{/other_user}","gists_url":"https://api.github.com/users/cheryldmorse/gists{/gist_id}","starred_url":"https://api.github.com/users/cheryldmorse/starred{/owner}{/repo}","subscriptions_url":"https://api.github.com/users/cheryldmorse/subscriptions","organizations_url":"https://api.github.com/users/cheryldmorse/orgs","repos_url":"https://api.github.com/users/cheryldmorse/repos","events_url":"https://api.github.com/users/cheryldmorse/events{/privacy}","received_events_url":"https://api.github.com/users/cheryldmorse/received_events","type":"User","site_admin":false},"created_at":"2015-02-06T18:04:34Z","updated_at":"2015-02-06T18:04:34Z","body":"I was using this dataset in the tests: http://sos.maracoos.org/stable/agg_catalogs/weatherflow_agg_catalog.html?dataset=wflow700-agg\r\n"}}