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feat: Observability for counting terminated PENDING execution timeouts#293

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yuechao-qin wants to merge 1 commit into
ycq/feat-terminate-pending-container-after-timeoutfrom
ycq/feat-observablity-count-pending-timeouts
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feat: Observability for counting terminated PENDING execution timeouts#293
yuechao-qin wants to merge 1 commit into
ycq/feat-terminate-pending-container-after-timeoutfrom
ycq/feat-observablity-count-pending-timeouts

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@yuechao-qin

@yuechao-qin yuechao-qin commented Jul 6, 2026

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Summary

  • Emits execution.system_errors counter with reason="pending_timeout" attribute when a stuck PENDING execution is auto-terminated
  • Piggybacks on existing counter — no new instruments needed

Observe/Grafana queries

  1. sum(execution.system_errors{reason="pending_timeout"}) → timeout terminations
  2. sum(execution.system_errors) - sum(execution.system_errors{reason="pending_timeout"}) → all other system errors

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