1461934 - 0.17 - 0.27% installer size (osx-cross, windows2012-32, windows2012-64) regression on push c82274a23aeaa6be8b7509de05822cb4bfa7729e (Tue May 15 2018)

Status: RESOLVED WORKSFORME

(Core :: MFBT, defect)

Description

[Ionuț Goldan [:igoldan]]

We have detected a build metrics regression from push:

https://hg.mozilla.org/integration/mozilla-inbound/pushloghtml?changeset=c82274a23aeaa6be8b7509de05822cb4bfa7729e

As author of one of the patches included in that push, we need your help to address this regression.

Regressions:

  >100KBytes  installer size windows2012-64 pgo      60,106,830.04 -> 60,270,100.17
  >100KBytes  installer size windows2012-32 pgo      55,748,191.17 -> 55,884,320.25
  >100KBytes  installer size osx-cross opt           66,311,093.17 -> 66,427,095.92


You can find links to graphs and comparison views for each of the above tests at: https://treeherder.mozilla.org/perf.html#/alerts?id=13232

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 jobs in a pushlog format.

To learn more about the regressing test(s), please see: https://developer.mozilla.org/en-US/docs/Mozilla/Performance/Automated_Performance_Testing_and_Sheriffing/Build_Metrics

Comment 1

[Ionuț Goldan [:igoldan]]

:froydnj Bug 1410186 caused an increase in installer size. Can we lessen this or should we just accept the increase?

Comment 2

[Nathan Froyd [:froydnj]]

(In reply to Ionuț Goldan [:igoldan], Performance Sheriffing from comment #1)
> Can we lessen this or should we just accept the increase?

There's not much we can do that we haven't already done, and this is a Nightly/early Beta only increase.