{"action":"opened","issue":{"url":"https://api.github.com/repos/Microsoft/perfview/issues/582","repository_url":"https://api.github.com/repos/Microsoft/perfview","labels_url":"https://api.github.com/repos/Microsoft/perfview/issues/582/labels{/name}","comments_url":"https://api.github.com/repos/Microsoft/perfview/issues/582/comments","events_url":"https://api.github.com/repos/Microsoft/perfview/issues/582/events","html_url":"https://github.com/Microsoft/perfview/issues/582","id":300700729,"number":582,"title":"Improve heuristics for combining user mode and kernel stack fragments ","user":{"login":"vancem","id":8459414,"avatar_url":"https://avatars2.githubusercontent.com/u/8459414?v=4","gravatar_id":"","url":"https://api.github.com/users/vancem","html_url":"https://github.com/vancem","followers_url":"https://api.github.com/users/vancem/followers","following_url":"https://api.github.com/users/vancem/following{/other_user}","gists_url":"https://api.github.com/users/vancem/gists{/gist_id}","starred_url":"https://api.github.com/users/vancem/starred{/owner}{/repo}","subscriptions_url":"https://api.github.com/users/vancem/subscriptions","organizations_url":"https://api.github.com/users/vancem/orgs","repos_url":"https://api.github.com/users/vancem/repos","events_url":"https://api.github.com/users/vancem/events{/privacy}","received_events_url":"https://api.github.com/users/vancem/received_events","type":"User","site_admin":false},"labels":[],"state":"open","locked":false,"assignee":null,"assignees":[],"milestone":null,"comments":0,"created_at":"2018-02-27T16:28:52Z","updated_at":"2018-02-27T16:28:52Z","closed_at":null,"author_association":"MEMBER","body":"See #581 for more. \r\n\r\nBasically we know that the kernel does not do a perfect job providing information to reconstruct the COMPLETE stack when events are logged in the kernel. \r\n\r\nIn #581 we detect when the kernel has been left without logging a user mode stack properly, in one case (if the next event is a CPU sample).   We can improve this to work for any event with a stack happens to be the next event outside the kernel.   \r\n"}}
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