wu-sheng commented on code in PR #12842: URL: https://github.com/apache/skywalking/pull/12842#discussion_r1875581193
########## docs/en/setup/backend/backend-java-app-profiling.md: ########## @@ -45,18 +58,18 @@ When the Agent receives a Async Profiler task from OAP, it automatically generat ### Wait the agent to collect data and upload -At this point, async-profiler will trace the following kinds of events: +At this point, Async Profiler will trace the events you selected when you created the task: -1. CPU cycles -2. Hardware and Software performance counters like cache misses, branch misses, page faults, context switches etc. -3. Allocations in Java Heap -4. Contented lock attempts, including both Java object monitors and ReentrantLocks +1. CPU,WALL,ITIMER,CTIMER: CPU cycles +2. ALLOC: Allocations in Java Heap +3. LOCK: Contented lock attempts, including both Java object monitors and ReentrantLocks -Finally, java agent will upload the jfr file produced by async-profiler to the oap server for online performance analysis. +Finally, the agent will upload the jfr file produced by Async Profiler to the oap server for online performance analysis. ### Query the profiling task progresses -Wait for async-profiler to complete data collection and upload successfully，We can query the execution log of the async-profiler task and the successful and failed instances,which includes the following information: +Wait for Async Profiler to complete data collection and upload successfully. +We can query the execution log of the Async Profiler task and the successful and failed instances,which includes the following information: Review Comment: ```suggestion We can query the execution logs of the Async Profiler task and the task status, which includes the following information: ``` -- 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]
