Page History

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Please keep the discussion on the mailing list rather than commenting on the wiki (wiki discussions get unwieldy fast).

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• API for creating a profiling instance
  • For Taskmanager [/taskmanager/:tm-id/profiler?type=create&duration=%d&mode=%s]
  • For Jobmanager [/jobmanager/profiler?type=create&duration=%d&mode=%s]
• API for listing the current profiling list
  • For Taskmanager [/taskmanager/:tm-id/profiler?type=list]
  • For Jobmanager [/jobmanager/profiler?type=list]
• API for downloading a profiling result file(Flame Graph in HTML)
  • For Taskmanager [/taskmanager/:tm-id/profiler/:file]
  • For Jobmanager [/jobmanager/profiler/:file]

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On Jobmanager, the steps are similar to those in Taskmanager, the only difference is that we complete the invocation of Async-profiler in Restful Gateway directly (As the dotted line shows in figure 3).

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Figure 3. An overview of our proposal on Taskmanager & Jobmanager

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• Ensure that the relevant interface cannot be accessed without enabling the feature, and provide appropriate parameter prompts
• Ensure the maximum sampling time is controlled by the configuration.
• Ensure that scrolling deletion rolling deletion is controlled by the configuration.

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