feat(ccc): reuse a buffer for json encoding #744
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colinlyguo
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May 9, 2024
georgehao
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May 9, 2024
Profiles show that GC churn decreases, but can't really quantify the improvement since there are a lot going on. |
georgehao
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0xmountaintop
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colinlyguo
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Thegaram
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May 10, 2024
| @@ -65,13 +67,14 @@ func (ccc *CircuitCapacityChecker) ApplyTransaction(traces *types.BlockTrace) (* | |||
| return nil, ErrUnknown | |||
| } | |||
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| tracesByt, err := json.Marshal(traces) | |||
| ccc.jsonBuffer.Reset() | |||
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What if we encounter an exceptionally large trace, would we just keep the allocated buffer, even though we almost never fully utilize it?
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Yeah, that is the trade-off here. Such peaks of memory usage become sticky.
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After disabling stack, I think we won't have such large traces as before.
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