Ted-Jiang opened a new issue, #749: URL: https://github.com/apache/arrow-ballista/issues/749
**Is your feature request related to a problem or challenge? Please describe what you are trying to do.** A clear and concise description of what the problem is. Ex. I'm always frustrated when [...] (This section helps Arrow developers understand the context and *why* for this feature, in addition to the *what*) I use a `atomicU64` as a counter to calculate all events cost time in while loop https://github.com/Ted-Jiang/arrow-ballista/blob/0b6b28f8d2bdeca8f2d66e5453008dca11974dae/ballista/core/src/event_loop.rs#L78-L88 I run 5 mins load test got `2023-04-14T07:52:45.743867Z WARN tokio-runtime-worker ThreadId(16) ballista_scheduler::scheduler_server::query_stage_scheduler: [METRICS] total event cost 278 955 949 us` So the events processing is the hot path and bottleneck in scheduler. we need log the long running event status. **Describe the solution you'd like** A clear and concise description of what you want to happen. **Describe alternatives you've considered** A clear and concise description of any alternative solutions or features you've considered. **Additional context** Add any other context or screenshots about the feature request here. -- This is an automated message from the Apache Git Service. To respond to the message, please log on to GitHub and use the URL above to go to the specific comment. To unsubscribe, e-mail: [email protected] For queries about this service, please contact Infrastructure at: [email protected]
