⚗️MFE experiments

[bcaudan]

Motivation

Changes

Test instructions

Checklist

• Tested locally
• Tested on staging
• Added unit tests for this change.
• Added e2e/integration tests for this change.

[cit-pr-commenter]

Bundles Sizes Evolution

📦 Bundle Name	Base Size	Local Size	𝚫	𝚫%	Status
Rum	162.85 KiB	163.44 KiB	+603 B	+0.36%	✅
Rum Recorder	19.78 KiB	19.79 KiB	+1 B	+0.00%	✅
Rum Profiler	4.89 KiB	4.89 KiB	+1 B	+0.02%	✅
Logs	56.54 KiB	56.56 KiB	+28 B	+0.05%	✅
Flagging	944 B	944 B	0 B	0.00%	✅
Rum Slim	119.81 KiB	120.37 KiB	+570 B	+0.46%	✅
Worker	23.60 KiB	23.60 KiB	0 B	0.00%	✅

🚀 CPU Performance

Action Name	Base CPU Time (ms)	Local CPU Time (ms)	𝚫%
RUM - add global context	0.0039	0.0063	+61.54%
RUM - add action	0.0114	0.0208	+82.46%
RUM - add error	0.011	0.0145	+31.82%
RUM - add timing	0.0025	0.0027	+8.00%
RUM - start view	0.0032	0.0034	+6.25%
RUM - start/stop session replay recording	0.0006	0.0008	+33.33%
Logs - log message	0.013	0.0189	+45.38%

🧠 Memory Performance

Action Name	Base Memory Consumption	Local Memory Consumption	𝚫
RUM - add global context	24.99 KiB	26.29 KiB	+1.30 KiB
RUM - add action	45.96 KiB	46.52 KiB	+564 B
RUM - add timing	25.19 KiB	24.12 KiB	-1.07 KiB
RUM - add error	50.82 KiB	51.30 KiB	+491 B
RUM - start/stop session replay recording	24.59 KiB	23.93 KiB	-671 B
RUM - start view	421.45 KiB	432.11 KiB	+10.65 KiB
Logs - log message	42.71 KiB	42.82 KiB	+114 B

🔗 RealWorld

[datadog-datadog-prod-us1]

⚠️ Tests

⚠️ Warnings

🧪 15 Tests failed

API calls and events around init › should be able to set view context › rum › async from rum/init.scenario.ts (Datadog)

createTest.ts:244:3 async

[chromium] › ../lib/framework/createTest.ts:244:3 › API calls and events around init › should be able to set view context › rum › async 

    Error: expect(received).toHaveLength(expected)

    Expected length: 2
    Received length: 0
    Received array:  []

...

API calls and events around init › should be able to set view context › rum › bundle from rum/init.scenario.ts (Datadog)

createTest.ts:244:3 bundle

[chromium] › ../lib/framework/createTest.ts:244:3 › API calls and events around init › should be able to set view context › rum › bundle 

    Error: expect(received).toHaveLength(expected)

    Expected length: 2
    Received length: 0
    Received array:  []

...

API calls and events around init › should be able to set view context › rum › npm from rum/init.scenario.ts (Datadog)

createTest.ts:244:3 npm

[chromium] › ../lib/framework/createTest.ts:244:3 › API calls and events around init › should be able to set view context › rum › npm 

    Error: expect(received).toHaveLength(expected)

    Expected length: 2
    Received length: 0
    Received array:  []

...

View all

ℹ️ Info

❄️ No new flaky tests detected

🎯 Code Coverage
• Patch Coverage: 46.15%
• Total Coverage: 92.46% (-0.17%)

View detailed report

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