[7.x] Apply back pressure in Task Manager whenever Elasticsearch responds with a 429 (#75666) #80355
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…ith a 429 (elastic#75666) * Make task manager maxWorkers and pollInterval observables (elastic#75293) * WIP step 1 * WIP step 2 * Cleanup * Make maxWorkers an observable for the task pool * Cleanup * Fix test failures * Use BehaviorSubject * Add some tests * Make the task manager store emit error events (elastic#75679) * Add errors$ observable to the task store * Add unit tests * Temporarily apply back pressure to maxWorkers and pollInterval when 429 errors occur (elastic#77096) * WIP * Cleanup * Add error count to message * Reset observable values on stop * Add comments * Fix issues when changing configurations * Cleanup code * Cleanup pt2 * Some renames * Fix typecheck * Use observables to manage throughput * Rename class * Switch to createManagedConfiguration * Add some comments * Start unit tests * Add logs * Fix log level * Attempt at adding integration tests * Fix test failures * Fix timer * Revert "Fix timer" This reverts commit 0817e5e. * Use Symbol * Fix merge scan * replace startsWith with a timer that is scheduled to 0 * typo Co-authored-by: Kibana Machine <[email protected]> Co-authored-by: Gidi Meir Morris <[email protected]>
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Backports the following commits to 7.x: