Open Bug 1648174 Opened 4 years ago Updated 1 month ago

Add telemetry for string deduplication

Categories

(Core :: JavaScript: GC, enhancement, P3)

Product:
Core
Component:
JavaScript: GC
Type:
enhancement

Tracking

()

People

(Reporter: sfink, Unassigned)

References

Details

Similar to bug 1648173. Add telemetry for how many strings are discarded. Beyond looking at the performance of the GC subsystem, it would also be useful to detect situations like we've seen before where Facebook was creating massive numbers of duplicate strings for a while.

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