Much of our performance work in WR has been getting this IPC fast enough.
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Serialization/deserialization overhead.
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It’s in the hot path of event -> DL generation -> serialization -> deserialization -> rendering. All have to be serial :(
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For throughput you’re right. The latency of the pipeline I described is affected though.
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chrome's GPU sandboxing can cause some really degenerate latency & framedrops here for real webgl/canvas workloads, it's brutal
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