Closed Bug 1535257 Opened 5 years ago Closed 4 years ago

0.32 - 0.42% installer size (linux32, linux64, osx-cross, windows2012-32, windows2012-64) regression on push e913585fdb4bdd73946b5e357c78da7221a71a53 (Thu Mar 14 2019)


(Firefox :: Messaging System, defect, P3)




Tracking Status
firefox-esr60 --- unaffected
firefox-esr68 --- wontfix
firefox69 --- wontfix
firefox70 --- wontfix
firefox71 --- fix-optional


(Reporter: igoldan, Unassigned)


(Depends on 1 open bug, Blocks 1 open bug, Regression)


(Keywords: backlog-deferred, perf-alert, regression)

We have detected a build metrics regression from push:

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


300KBytes installer size linux64 pgo 69,616,919.58 -> 69,906,754.42
200KBytes installer size windows2012-32 pgo 67,036,780.50 -> 67,294,900.08
200KBytes installer size windows2012-64 pgo 69,725,203.25 -> 69,984,312.42
200KBytes installer size linux32 pgo 69,706,460.67 -> 69,952,071.83
200KBytes installer size osx-cross opt 76,423,131.25 -> 76,668,593.92

You can find links to graphs and comparison views for each of the above tests at:

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:

*** Please let us know your plans within 3 business days, or the offending patch(es) will be backed out! ***

Component: General → Activity Streams: Newtab
Product: Testing → Firefox
Flags: needinfo?(rrosario)
Flags: needinfo?(rrosario)
See Also: → 1533662

You could use this bug also for logging optimization efforts. But if you file a separate bug for that, please link it against this one.

Priority: -- → P3
Blocks: cfr
No longer blocks: pinned-tabs-68
Component: Activity Streams: Newtab → Messaging System

Clearing up regression bugs that have since shipped to users. It looks like there are some potential optimisation efforts in bug 1534996, but I don't think it makes sense to keep this bug open.

Closed: 4 years ago
Resolution: --- → WONTFIX
Has Regression Range: --- → yes
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