{"action":"created","issue":{"url":"https://api.github.com/repos/Microsoft/CNTK/issues/705","repository_url":"https://api.github.com/repos/Microsoft/CNTK","labels_url":"https://api.github.com/repos/Microsoft/CNTK/issues/705/labels{/name}","comments_url":"https://api.github.com/repos/Microsoft/CNTK/issues/705/comments","events_url":"https://api.github.com/repos/Microsoft/CNTK/issues/705/events","html_url":"https://github.com/Microsoft/CNTK/issues/705","id":166928989,"number":705,"title":"bidirectional LSTM out of memory error","user":{"login":"funguy74","id":17862588,"avatar_url":"https://avatars.githubusercontent.com/u/17862588?v=3","gravatar_id":"","url":"https://api.github.com/users/funguy74","html_url":"https://github.com/funguy74","followers_url":"https://api.github.com/users/funguy74/followers","following_url":"https://api.github.com/users/funguy74/following{/other_user}","gists_url":"https://api.github.com/users/funguy74/gists{/gist_id}","starred_url":"https://api.github.com/users/funguy74/starred{/owner}{/repo}","subscriptions_url":"https://api.github.com/users/funguy74/subscriptions","organizations_url":"https://api.github.com/users/funguy74/orgs","repos_url":"https://api.github.com/users/funguy74/repos","events_url":"https://api.github.com/users/funguy74/events{/privacy}","received_events_url":"https://api.github.com/users/funguy74/received_events","type":"User","site_admin":false},"labels":[],"state":"open","locked":false,"assignee":null,"assignees":[],"milestone":null,"comments":11,"created_at":"2016-07-21T22:06:21Z","updated_at":"2016-07-25T17:47:49Z","closed_at":null,"body":"By changing PastValue into FutureValue, I designed BLSTM based on Issue#326. Also, set truncated=false\r\n\r\nThe following is error message log\r\n\r\n\r\n> Starting minibatch loop.\r\n> CUDA failure 2: out of memory ; GPU=5 ; hostname=ubuntu ; expr=cudaMalloc((void**) &deviceBufferPtr, sizeof(AllocatedElemType) * numElements)\r\n\r\n\r\nI reduced network size from 5 layer to one with small number of neurons. However, I still see the same eror. I don't think it comes from large network size.\r\n\r\nI also have a question. It looks like truncated should be false in order to use future value. I'm wondering then how to do back propagation through time without truncation? Is there any setting I missed?"},"comment":{"url":"https://api.github.com/repos/Microsoft/CNTK/issues/comments/235028491","html_url":"https://github.com/Microsoft/CNTK/issues/705#issuecomment-235028491","issue_url":"https://api.github.com/repos/Microsoft/CNTK/issues/705","id":235028491,"user":{"login":"dongyu888","id":12472179,"avatar_url":"https://avatars.githubusercontent.com/u/12472179?v=3","gravatar_id":"","url":"https://api.github.com/users/dongyu888","html_url":"https://github.com/dongyu888","followers_url":"https://api.github.com/users/dongyu888/followers","following_url":"https://api.github.com/users/dongyu888/following{/other_user}","gists_url":"https://api.github.com/users/dongyu888/gists{/gist_id}","starred_url":"https://api.github.com/users/dongyu888/starred{/owner}{/repo}","subscriptions_url":"https://api.github.com/users/dongyu888/subscriptions","organizations_url":"https://api.github.com/users/dongyu888/orgs","repos_url":"https://api.github.com/users/dongyu888/repos","events_url":"https://api.github.com/users/dongyu888/events{/privacy}","received_events_url":"https://api.github.com/users/dongyu888/received_events","type":"User","site_admin":false},"created_at":"2016-07-25T17:47:49Z","updated_at":"2016-07-25T17:47:49Z","body":"Correct. That’s the meaning of truncated. \n\n"}}
{"actor":{"display_login":"dongyu888"}}