Hlib Kanunnikov

MultiExporter

2

### Problem Statement In a distributed p2p network environment, several backends might collect telemetry from the network nodes. A simple example has one global monitoring backend for the network and...

Ability configure idle timeout.

1

Currently, idle timeout is hardcoded, but I encountered a use case where it will be useful to change it to a higher number. Any chance you can accept a PR...

perf: unify startWorker and worker to spawn less goroutines

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This PR is more like a question, more than a fix, as I think `worker` and `startWorker` are in split for a reason, which I just probably don't get. Can...

Use `sha256-simd` instead of native Golang implementation

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Having a computation speed-up through [easy to integrate lib](https://github.com/minio/sha256-simd) for such a widely used primitive is awesome.

DA header optimizations

4

Originally, specs aimed to optimize DA header size, but it turned out that this can be done on the implementation side without sacrificing simplicity in the calculation of the Merkle...

docs(adr): Public API

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 ### TODO - [ ] Include API and Node construction - [ ] Document each method - [ ] Add method params ~~- [ ] Consquances~~

docs(adr): ADR #009: Telemetry

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[Rendered](https://github.com/celestiaorg/celestia-node/blob/hlib/adr-metrics/docs/adr/adr-009-telemetry.md) This is an initial draft for the Telemetry ADR focused on Tracing, as it solves most of our needs(reasoning is in the document). There are also a few other...

feat|refactor(header/sync): network head determination

4

### Context In https://github.com/celestiaorg/celestia-node/pull/978 we started adding the `Head` method to Syncer; however, it's not that straightforward, and the deeper we looked, the more issues we found in Syncer related...

tests: flaky TestMakeExtendedHeaderForEmptyBlock

3