Open
Bug 1985204
Opened 1 year ago
Updated 1 year ago
Demo at https://pieroxy.net/blog/pages/lz-string/demo.html takes 1.75x more in Firefox
Categories
(Core :: JavaScript Engine, task, P3)
Core
JavaScript Engine
Tracking
()
NEW
People
(Reporter: mayankleoboy1, Unassigned)
References
(Blocks 1 open bug, )
Details
Attachments
(1 file)
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4.73 MB,
application/x-javascript
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Details |
Go to https://pieroxy.net/blog/pages/lz-string/demo.html
Copy-paste the attached sample text in the first box
Click on compress
Firefox (SA): https://share.firefox.dev/3Jr1TW2 (7s in JS in DOM Worker thread)
Firefox (BT): https://share.firefox.dev/3VgVuPF
Chrome: https://share.firefox.dev/3JANFBM (4s in JS in DOM Worker thread)
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Comment 1•1 year ago
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The worker thread is spending > 90% of its time executing Ion code.
The main thread before that has some slow IonHasOwnIC and especially HasNativeDataPropertyPure time, but I see similar things in Chrome's profile.
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Updated•1 year ago
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Severity: -- → S3
Priority: -- → P3
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Description
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