{"action":"created","issue":{"url":"https://api.github.com/repos/cms-sw/cmssw/issues/10592","labels_url":"https://api.github.com/repos/cms-sw/cmssw/issues/10592/labels{/name}","comments_url":"https://api.github.com/repos/cms-sw/cmssw/issues/10592/comments","events_url":"https://api.github.com/repos/cms-sw/cmssw/issues/10592/events","html_url":"https://github.com/cms-sw/cmssw/pull/10592","id":99267022,"number":10592,"title":"Pileup summary info slimmer for MiniAOD","user":{"login":"lgray","id":1068089,"avatar_url":"https://avatars.githubusercontent.com/u/1068089?v=3","gravatar_id":"","url":"https://api.github.com/users/lgray","html_url":"https://github.com/lgray","followers_url":"https://api.github.com/users/lgray/followers","following_url":"https://api.github.com/users/lgray/following{/other_user}","gists_url":"https://api.github.com/users/lgray/gists{/gist_id}","starred_url":"https://api.github.com/users/lgray/starred{/owner}{/repo}","subscriptions_url":"https://api.github.com/users/lgray/subscriptions","organizations_url":"https://api.github.com/users/lgray/orgs","repos_url":"https://api.github.com/users/lgray/repos","events_url":"https://api.github.com/users/lgray/events{/privacy}","received_events_url":"https://api.github.com/users/lgray/received_events","type":"User","site_admin":false},"labels":[{"url":"https://api.github.com/repos/cms-sw/cmssw/labels/analysis-pending","name":"analysis-pending","color":"fbca04"},{"url":"https://api.github.com/repos/cms-sw/cmssw/labels/comparison-available","name":"comparison-available","color":"009800"},{"url":"https://api.github.com/repos/cms-sw/cmssw/labels/orp-pending","name":"orp-pending","color":"fbca04"},{"url":"https://api.github.com/repos/cms-sw/cmssw/labels/pending-signatures","name":"pending-signatures","color":"eb6420"},{"url":"https://api.github.com/repos/cms-sw/cmssw/labels/tests-approved","name":"tests-approved","color":"009800"}],"state":"open","locked":false,"assignee":null,"milestone":{"url":"https://api.github.com/repos/cms-sw/cmssw/milestones/51","html_url":"https://github.com/cms-sw/cmssw/milestones/Next%20CMSSW_7_5_X","labels_url":"https://api.github.com/repos/cms-sw/cmssw/milestones/51/labels","id":982516,"number":51,"title":"Next CMSSW_7_5_X","description":"","creator":{"login":"nclopezo","id":1944922,"avatar_url":"https://avatars.githubusercontent.com/u/1944922?v=3","gravatar_id":"","url":"https://api.github.com/users/nclopezo","html_url":"https://github.com/nclopezo","followers_url":"https://api.github.com/users/nclopezo/followers","following_url":"https://api.github.com/users/nclopezo/following{/other_user}","gists_url":"https://api.github.com/users/nclopezo/gists{/gist_id}","starred_url":"https://api.github.com/users/nclopezo/starred{/owner}{/repo}","subscriptions_url":"https://api.github.com/users/nclopezo/subscriptions","organizations_url":"https://api.github.com/users/nclopezo/orgs","repos_url":"https://api.github.com/users/nclopezo/repos","events_url":"https://api.github.com/users/nclopezo/events{/privacy}","received_events_url":"https://api.github.com/users/nclopezo/received_events","type":"User","site_admin":false},"open_issues":47,"closed_issues":1168,"state":"open","created_at":"2015-02-17T08:21:25Z","updated_at":"2015-08-06T13:29:28Z","due_on":"2015-05-31T22:00:00Z","closed_at":null},"comments":7,"created_at":"2015-08-05T18:21:35Z","updated_at":"2015-08-06T14:39:04Z","closed_at":null,"pull_request":{"url":"https://api.github.com/repos/cms-sw/cmssw/pulls/10592","html_url":"https://github.com/cms-sw/cmssw/pull/10592","diff_url":"https://github.com/cms-sw/cmssw/pull/10592.diff","patch_url":"https://github.com/cms-sw/cmssw/pull/10592.patch"},"body":"Per a line of investigation in the flashgg group I took a look at slimming the PileupSummaryInfos.\r\nThe results are quite nice when keeping the details only for the in-time bunch crossing, and then zeroing out all the vectors of track pTs and such for all others.\r\n\r\nBunch spacing, number of interactions, and true pileup mean are kept for all crossings.\r\n\r\nYou can see the benchmarking info here:\r\nhttps://github.com/cms-analysis/flashgg/issues/269#issuecomment-128082635\r\n\r\nIt would seem a good idea just to include this in MiniAOD already since it saves 4.5kb/ev on TTBar 25ns (calculated from 100 events). Can only get better for more complex things.\r\n\r\n@gpetruc @arizzi "},"comment":{"url":"https://api.github.com/repos/cms-sw/cmssw/issues/comments/128396655","html_url":"https://github.com/cms-sw/cmssw/pull/10592#issuecomment-128396655","issue_url":"https://api.github.com/repos/cms-sw/cmssw/issues/10592","id":128396655,"user":{"login":"monttj","id":4115236,"avatar_url":"https://avatars.githubusercontent.com/u/4115236?v=3","gravatar_id":"","url":"https://api.github.com/users/monttj","html_url":"https://github.com/monttj","followers_url":"https://api.github.com/users/monttj/followers","following_url":"https://api.github.com/users/monttj/following{/other_user}","gists_url":"https://api.github.com/users/monttj/gists{/gist_id}","starred_url":"https://api.github.com/users/monttj/starred{/owner}{/repo}","subscriptions_url":"https://api.github.com/users/monttj/subscriptions","organizations_url":"https://api.github.com/users/monttj/orgs","repos_url":"https://api.github.com/users/monttj/repos","events_url":"https://api.github.com/users/monttj/events{/privacy}","received_events_url":"https://api.github.com/users/monttj/received_events","type":"User","site_admin":false},"created_at":"2015-08-06T14:39:04Z","updated_at":"2015-08-06T14:39:04Z","body":"+1\r\n"}}