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perf(erpc:PLA-684): add experiment dimensions and attempt-reason telemetry#32

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0x666c6f merged 2 commits intomorpho-mainfrom
feature/pla-684-erpc-add-experiment-dimensions-upstream-amplification
Mar 4, 2026
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perf(erpc:PLA-684): add experiment dimensions and attempt-reason telemetry#32
0x666c6f merged 2 commits intomorpho-mainfrom
feature/pla-684-erpc-add-experiment-dimensions-upstream-amplification

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@0x666c6f 0x666c6f commented Mar 3, 2026

Summary

  • add experiment dimensions (variant, release) to new network amplification telemetry
  • instrument network forward attempts by reason (retry, hedge, consensus, batch_fallback, fail_open, fire_and_forget)
  • add per-request upstream-call histogram and reason counters
  • add tests for retry reason, batch fallback, fail-open, fire-and-forget, and stabilize cache backpressure test under suite load
  • update monitoring docs with metrics + PromQL examples

Validation

  • make agent-gate
  • go test ./erpc -run TestNetworkForward_CacheSetBackpressureSkipsWrites -count=10

@0x666c6f 0x666c6f self-assigned this Mar 3, 2026
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Comment thread erpc/networks.go Outdated
Comment thread upstream/ratelimiter_budget.go Outdated
@0x666c6f 0x666c6f changed the base branch from feature/pla-683-erpc-align-telemetry-contract-metrics-alerts-monitoring-docs to morpho-main March 4, 2026 16:29
@0x666c6f 0x666c6f merged commit a0e335d into morpho-main Mar 4, 2026
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