{"action":"created","issue":{"url":"https://api.github.com/repos/coreos/etcd/issues/3319","labels_url":"https://api.github.com/repos/coreos/etcd/issues/3319/labels{/name}","comments_url":"https://api.github.com/repos/coreos/etcd/issues/3319/comments","events_url":"https://api.github.com/repos/coreos/etcd/issues/3319/events","html_url":"https://github.com/coreos/etcd/issues/3319","id":101539395,"number":3319,"title":"log unused or unrecongnized env vars","user":{"login":"robszumski","id":755540,"avatar_url":"https://avatars.githubusercontent.com/u/755540?v=3","gravatar_id":"","url":"https://api.github.com/users/robszumski","html_url":"https://github.com/robszumski","followers_url":"https://api.github.com/users/robszumski/followers","following_url":"https://api.github.com/users/robszumski/following{/other_user}","gists_url":"https://api.github.com/users/robszumski/gists{/gist_id}","starred_url":"https://api.github.com/users/robszumski/starred{/owner}{/repo}","subscriptions_url":"https://api.github.com/users/robszumski/subscriptions","organizations_url":"https://api.github.com/users/robszumski/orgs","repos_url":"https://api.github.com/users/robszumski/repos","events_url":"https://api.github.com/users/robszumski/events{/privacy}","received_events_url":"https://api.github.com/users/robszumski/received_events","type":"User","site_admin":false},"labels":[{"url":"https://api.github.com/repos/coreos/etcd/labels/ux","name":"ux","color":"0052cc"}],"state":"open","locked":false,"assignee":null,"milestone":null,"comments":4,"created_at":"2015-08-18T00:41:01Z","updated_at":"2015-08-25T22:01:54Z","closed_at":null,"body":"During the 2.0.x to 2.1.x releases, a few flags were renamed and it's not clear what happened since env vars that aren't recognized are just silently ignored. Several users have been tripped up by this.\r\n\r\nCan we log unrecognized env vars that start with `ETCD_`? This would provide a hint as to what happened at lest."},"comment":{"url":"https://api.github.com/repos/coreos/etcd/issues/comments/134755232","html_url":"https://github.com/coreos/etcd/issues/3319#issuecomment-134755232","issue_url":"https://api.github.com/repos/coreos/etcd/issues/3319","id":134755232,"user":{"login":"carmstrong","id":536009,"avatar_url":"https://avatars.githubusercontent.com/u/536009?v=3","gravatar_id":"","url":"https://api.github.com/users/carmstrong","html_url":"https://github.com/carmstrong","followers_url":"https://api.github.com/users/carmstrong/followers","following_url":"https://api.github.com/users/carmstrong/following{/other_user}","gists_url":"https://api.github.com/users/carmstrong/gists{/gist_id}","starred_url":"https://api.github.com/users/carmstrong/starred{/owner}{/repo}","subscriptions_url":"https://api.github.com/users/carmstrong/subscriptions","organizations_url":"https://api.github.com/users/carmstrong/orgs","repos_url":"https://api.github.com/users/carmstrong/repos","events_url":"https://api.github.com/users/carmstrong/events{/privacy}","received_events_url":"https://api.github.com/users/carmstrong/received_events","type":"User","site_admin":false},"created_at":"2015-08-25T22:01:54Z","updated_at":"2015-08-25T22:01:54Z","body":":+1: \r\n\r\nI support the proposal of logging unrecognized envvars as `WARN` and recognized ones as `INFO`. Even if it's verbose, seeing them all at startup would be helpful."}}