1503789 - 0.2 - 0.23% installer size (osx-cross, windows2012-32, windows2012-64) regression on push 25aa97e7d1062b21a84f3acb950859de09f40533 (Wed Oct 31 2018)

Status: RESOLVED WONTFIX

(Core :: Graphics: ImageLib, defect, P3)

Description

[Ionuț Goldan [:igoldan]]

We have detected a build metrics regression from push:

https://hg.mozilla.org/integration/mozilla-inbound/pushloghtml?changeset=25aa97e7d1062b21a84f3acb950859de09f40533

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

Regressions:

  ~150KBytes  installer size windows2012-64 pgo      67,567,861.75 -> 67,721,447.42
  ~150KBytes  installer size osx-cross opt           73,756,408.62 -> 73,922,256.50
  >100KBytes  installer size windows2012-32 pgo      64,579,063.50 -> 64,710,223.17


You can find links to graphs and comparison views for each of the above tests at: https://treeherder.mozilla.org/perf.html#/alerts?id=17295

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]]

Is there something we can do to dim down this binary increase?

Comment 2

[Marco Sousa]

It's a new video codec, so this increment it's expected.

Comment 3

[Andrew Osmond [:aosmond] (he/him)]

I don't think there is anything we can do. I already trimmed the library down by only including files we needed, and left out bits like the encoder.