Open Bug 1648174 Opened 5 years ago Updated 7 months 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

(Blocks 2 open bugs)

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.

Blocks: GC.performance
Severity: S4 → N/A
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