{"action":"created","issue":{"url":"https://api.github.com/repos/meteor/meteor/issues/4284","labels_url":"https://api.github.com/repos/meteor/meteor/issues/4284/labels{/name}","comments_url":"https://api.github.com/repos/meteor/meteor/issues/4284/comments","events_url":"https://api.github.com/repos/meteor/meteor/issues/4284/events","html_url":"https://github.com/meteor/meteor/issues/4284","id":71379553,"number":4284,"title":"Meteor build time/refresh time after file save is VERY slow","user":{"login":"cdcv","id":6036251,"avatar_url":"https://avatars.githubusercontent.com/u/6036251?v=3","gravatar_id":"","url":"https://api.github.com/users/cdcv","html_url":"https://github.com/cdcv","followers_url":"https://api.github.com/users/cdcv/followers","following_url":"https://api.github.com/users/cdcv/following{/other_user}","gists_url":"https://api.github.com/users/cdcv/gists{/gist_id}","starred_url":"https://api.github.com/users/cdcv/starred{/owner}{/repo}","subscriptions_url":"https://api.github.com/users/cdcv/subscriptions","organizations_url":"https://api.github.com/users/cdcv/orgs","repos_url":"https://api.github.com/users/cdcv/repos","events_url":"https://api.github.com/users/cdcv/events{/privacy}","received_events_url":"https://api.github.com/users/cdcv/received_events","type":"User","site_admin":false},"labels":[{"url":"https://api.github.com/repos/meteor/meteor/labels/Project:Isobuild:Performance","name":"Project:Isobuild:Performance","color":"fbca04"}],"state":"open","locked":false,"assignee":null,"milestone":null,"comments":52,"created_at":"2015-04-27T19:31:56Z","updated_at":"2015-12-08T09:19:44Z","closed_at":null,"body":"I have reasonably large app that I'm working on.\r\nWhen I make any change to the code and press 'save', the time to build the app and refresh the browser is very long, and also highly variable.  It is typically 30-60s.\r\nA colleague is working on the same app, and is using a similar machine (both are 1-2 year old high-end MacBook Pro), and in his environment the build time is typically <5s.\r\nWhen I make changes to a small demo project, the refresh time is <2-3s.\r\nI have tried a bunch of things, including reinstalling meteor, but to no avail.\r\nThis is bringing development to its knees.\r\nWhat can I do?\r\n\r\nThank you for your help?\r\n"},"comment":{"url":"https://api.github.com/repos/meteor/meteor/issues/comments/162824504","html_url":"https://github.com/meteor/meteor/issues/4284#issuecomment-162824504","issue_url":"https://api.github.com/repos/meteor/meteor/issues/4284","id":162824504,"user":{"login":"devgrok","id":7033060,"avatar_url":"https://avatars.githubusercontent.com/u/7033060?v=3","gravatar_id":"","url":"https://api.github.com/users/devgrok","html_url":"https://github.com/devgrok","followers_url":"https://api.github.com/users/devgrok/followers","following_url":"https://api.github.com/users/devgrok/following{/other_user}","gists_url":"https://api.github.com/users/devgrok/gists{/gist_id}","starred_url":"https://api.github.com/users/devgrok/starred{/owner}{/repo}","subscriptions_url":"https://api.github.com/users/devgrok/subscriptions","organizations_url":"https://api.github.com/users/devgrok/orgs","repos_url":"https://api.github.com/users/devgrok/repos","events_url":"https://api.github.com/users/devgrok/events{/privacy}","received_events_url":"https://api.github.com/users/devgrok/received_events","type":"User","site_admin":false},"created_at":"2015-12-08T09:19:44Z","updated_at":"2015-12-08T09:19:44Z","body":"I'd recommend everyone who's having slow builds try setting the following environment variables\r\nMETEOR_DEBUG_BUILD=1\r\nMETEOR_PROFILE=1\r\n\r\nIt will tell give you the timings which should show the areas that are slow (verbose only shows messages on checking package versions not all the other steps so it gives the wrong impression of where the slow down occurs)."}}