{"action":"created","issue":{"url":"https://api.github.com/repos/grpc/grpc/issues/15504","repository_url":"https://api.github.com/repos/grpc/grpc","labels_url":"https://api.github.com/repos/grpc/grpc/issues/15504/labels{/name}","comments_url":"https://api.github.com/repos/grpc/grpc/issues/15504/comments","events_url":"https://api.github.com/repos/grpc/grpc/issues/15504/events","html_url":"https://github.com/grpc/grpc/pull/15504","id":325131563,"number":15504,"title":"Add new latency_estimator tracer","user":{"login":"hcaseyal","id":8952658,"avatar_url":"https://avatars2.githubusercontent.com/u/8952658?v=4","gravatar_id":"","url":"https://api.github.com/users/hcaseyal","html_url":"https://github.com/hcaseyal","followers_url":"https://api.github.com/users/hcaseyal/followers","following_url":"https://api.github.com/users/hcaseyal/following{/other_user}","gists_url":"https://api.github.com/users/hcaseyal/gists{/gist_id}","starred_url":"https://api.github.com/users/hcaseyal/starred{/owner}{/repo}","subscriptions_url":"https://api.github.com/users/hcaseyal/subscriptions","organizations_url":"https://api.github.com/users/hcaseyal/orgs","repos_url":"https://api.github.com/users/hcaseyal/repos","events_url":"https://api.github.com/users/hcaseyal/events{/privacy}","received_events_url":"https://api.github.com/users/hcaseyal/received_events","type":"User","site_admin":false},"labels":[],"state":"open","locked":false,"assignee":null,"assignees":[],"milestone":null,"comments":1,"created_at":"2018-05-22T03:49:55Z","updated_at":"2018-05-22T18:06:26Z","closed_at":null,"author_association":"CONTRIBUTOR","pull_request":{"url":"https://api.github.com/repos/grpc/grpc/pulls/15504","html_url":"https://github.com/grpc/grpc/pull/15504","diff_url":"https://github.com/grpc/grpc/pull/15504.diff","patch_url":"https://github.com/grpc/grpc/pull/15504.patch"},"body":"This latency tracer lets us get a finer-grained latency breakdown of an RPC"},"comment":{"url":"https://api.github.com/repos/grpc/grpc/issues/comments/391086778","html_url":"https://github.com/grpc/grpc/pull/15504#issuecomment-391086778","issue_url":"https://api.github.com/repos/grpc/grpc/issues/15504","id":391086778,"user":{"login":"grpc-testing","id":28024233,"avatar_url":"https://avatars1.githubusercontent.com/u/28024233?v=4","gravatar_id":"","url":"https://api.github.com/users/grpc-testing","html_url":"https://github.com/grpc-testing","followers_url":"https://api.github.com/users/grpc-testing/followers","following_url":"https://api.github.com/users/grpc-testing/following{/other_user}","gists_url":"https://api.github.com/users/grpc-testing/gists{/gist_id}","starred_url":"https://api.github.com/users/grpc-testing/starred{/owner}{/repo}","subscriptions_url":"https://api.github.com/users/grpc-testing/subscriptions","organizations_url":"https://api.github.com/users/grpc-testing/orgs","repos_url":"https://api.github.com/users/grpc-testing/repos","events_url":"https://api.github.com/users/grpc-testing/events{/privacy}","received_events_url":"https://api.github.com/users/grpc-testing/received_events","type":"User","site_admin":false},"created_at":"2018-05-22T18:06:25Z","updated_at":"2018-05-22T18:06:25Z","author_association":"NONE","body":"```\n****************************************************************\n\nlibgrpc.so\n\n     VM SIZE                                               FILE SIZE\n ++++++++++++++ GROWING                                 ++++++++++++++\n  +0.1%    +760 [None]                                  +6.55Ki  +0.1%\n      +0.1%    +696 [Unmapped]                              +6.55Ki  +0.1%\n      +3.7%     +40 [None]                                        0  [ = ]\n      [NEW]     +24 grpc_latency_estimator_trace                  0  [ = ]\n  +6.2%    +432 src/core/lib/iomgr/tcp_posix.cc            +432  +6.2%\n       +29%    +266 tcp_do_read                                +266   +29%\n       +21%    +178 tcp_flush                                  +178   +21%\n  +0.7%    +112 src/core/lib/surface/call.cc               +112  +0.7%\n      +2.2%     +69 call_start_batch                            +69  +2.2%\n      +3.5%     +44 finish_batch_step                           +44  +3.5%\n  +0.7%     +80 src/core/lib/iomgr/ev_epollex_linux.cc      +80  +0.7%\n       +13%     +88 pollable_process_events                     +88   +13%\n  [NEW]     +48 src/core/lib/debug/latency_estimator.cc     +48  [NEW]\n      [NEW]     +48 _GLOBAL__sub_I_latency_estimator.cc         +48  [NEW]\n\n  +0.1% +1.40Ki TOTAL                                   +7.20Ki  +0.1%\n\n\n****************************************************************\n\nlibgrpc++.so\n\n     VM SIZE                                                                                            FILE SIZE\n ++++++++++++++ GROWING                                                                              ++++++++++++++\n  +0.1%    +116 [None]                                                                                  +796  +0.0%\n  +1.3%     +60 src/cpp/client/channel_cc.cc                                                             +60  +1.3%\n      [NEW]    +194 void std::__cxx11::basic_string<char, std::char_traits<char>, std::allocator<char> >    +194  [NEW]\n      +4.7%     +60 grpc::Channel::CreateCall                                                                +60  +4.7%\n\n  +0.0%    +176 TOTAL                                                                                   +856  +0.0%\n\n\n\n```"}}
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