Joseph Crail

[Profiling] Improve performance of frame group operations for the flamegraph and Top N functions APIs

2

Part of https://github.com/elastic/prodfiler/issues/2479 This PR refactors the internal data structure used to group stack frames so that the performance of the flamegraph and Top N function APIs is improved. This...

Exception when printing state of empty Salt output

1

When a Salt command returns a dictionary like `{u'return': [{}]}`, the `print_state` method converts this to a `None` response, causing the following error: ``` Installing scheduler Traceback (most recent call...

For the CLI, the current default log level has `dask_ec2` set to `DEBUG` and `paramiko` set to `WARNING`. While keeping the default as is, the addition of the following logging...

[Profiling] Reduce CPU usage for flamegraph and TopN function

5

Part of https://github.com/elastic/prodfiler/issues/2630. Re-opens https://github.com/elastic/kibana/pull/140774. This PR reduces how much work is needed to generate a flamegraph. The original motivation was to reduce CPU usage and response time for flamegraphs....