Talos has detected a Firefox performance regression from push 1e9b46dbf4b579a9f03e918eec188afea7da8fd1. As author of one of the patches included in that push, we need your help to address this regression. Regressions: 4% bloom_basic http: osx-10-10 opt e10s 700.67 -> 728.04 3% bloom_basic_ref http: osx-10-10 opt e10s 704.72 -> 728.76 You can find links to graphs and comparison views for each of the above tests at: https://treeherder.mozilla.org/perf.html#/alerts?id=6099 On the page above you can see an alert for each affected platform as well as a link to a graph showing the history of scores for this test. There is also a link to a treeherder page showing the Talos jobs in a pushlog format. To learn more about the regressing test(s), please see: https://wiki.mozilla.org/Buildbot/Talos/Tests For information on reproducing and debugging the regression, either on try or locally, see: https://wiki.mozilla.org/Buildbot/Talos/Running *** Please let us know your plans within 3 business days, or the offending patch(es) will be backed out! *** Our wiki page outlines the common responses and expectations: https://wiki.mozilla.org/Buildbot/Talos/RegressionBugsHandling

:chutten Please review bug 1357742 and confirm if its related to this regression.

this regression started on mozilla inbound and is tracked in bug 1358042