Closed Bug 1548965 Opened 6 years ago Closed 6 years ago

revisit chunking of mochitest-media

Categories

(Testing :: General, enhancement, P2)

enhancement

Tracking

(firefox68 fixed)

RESOLVED FIXED
mozilla68
Tracking Status
firefox68 --- fixed

People

(Reporter: egao, Assigned: egao)

References

Details

Attachments

(1 file)

Summary

mochitest-media is currently run in 3 chunks except for certain platforms:

- android-emulators
- macosx64
- windows10-64

Looking at the baseline push, it appears there are unnecessary chunks at various places that run at <20 minutes per chunk.

Data

android-hw-p2-8-0-arm7-api-16/pgo: 11, 5, 7
windows7-32-shippable/opt: 20, 25, 15
linux64-shippable/opt: 16, 21, 9

Thoughts

There are some uneven chunking going on here, which is a repeating pattern with other tests.

Platforms such as android-hw.* could likely have its chunks merged into 1 and the runtime will still fall below the 30 minute threshold.

debug types will need larger chunk sizes, but opt build types can likely be condensed into 2 chunks.

Assignee: nobody → egao
No longer depends on: 1548106

Try push:

https://treeherder.mozilla.org/#/jobs?repo=try&revision=bdf0883247faf7200c244385513e3cb9fd67d9e8&group_state=expanded

Data

android-hw-p2-8-0: 1 chunk, 19 minutes (consolidated from the baseline above)

  • setup time for this chunk was 0:01:45, so extrapolating we saved ~3 minutes by eliminating 2 chunks

windows7-32-shippable/opt: unchanged in this push from baseline

linux64-shippable/opt:

Pushed by egao@mozilla.com: https://hg.mozilla.org/integration/autoland/rev/749343db5bbd task efficiency: revisit mochitest-media chunking r=jmaher,gbrown
Status: NEW → RESOLVED
Closed: 6 years ago
Resolution: --- → FIXED
Target Milestone: --- → mozilla68
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