[jira] [Updated] (FLINK-13550) Support for CPU FlameGraphs in web UI
[ https://issues.apache.org/jira/browse/FLINK-13550?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ] jackylau updated FLINK-13550: - Attachment: image-2021-11-23-13-36-03-269.png > Support for CPU FlameGraphs in web UI > - > > Key: FLINK-13550 > URL: https://issues.apache.org/jira/browse/FLINK-13550 > Project: Flink > Issue Type: New Feature > Components: Runtime / REST, Runtime / Web Frontend >Reporter: David Morávek >Assignee: Alexander Fedulov >Priority: Major > Labels: pull-request-available > Fix For: 1.13.0 > > Attachments: image-2021-11-23-13-36-03-269.png > > > For a better insight into a running job, it would be useful to have ability > to render a CPU flame graph for a particular job vertex. > Flink already has a stack-trace sampling mechanism in-place, so it should be > straightforward to implement. > This should be done by implementing a new endpoint in REST API, which would > sample the stack-trace the same way as current BackPressureTracker does, only > with a different sampling rate and length of sampling. > [Here|https://www.youtube.com/watch?v=GUNDehj9z9o] is a little demo of the > feature. -- This message was sent by Atlassian Jira (v8.20.1#820001)
[jira] [Updated] (FLINK-13550) Support for CPU FlameGraphs in web UI
[ https://issues.apache.org/jira/browse/FLINK-13550?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ] Dawid Wysakowicz updated FLINK-13550: - Summary: Support for CPU FlameGraphs in web UI (was: Support for CPU FlameGraphs in new web UI) > Support for CPU FlameGraphs in web UI > - > > Key: FLINK-13550 > URL: https://issues.apache.org/jira/browse/FLINK-13550 > Project: Flink > Issue Type: New Feature > Components: Runtime / REST, Runtime / Web Frontend >Reporter: David Morávek >Assignee: Alexander Fedulov >Priority: Major > Labels: pull-request-available > Fix For: 1.13.0 > > > For a better insight into a running job, it would be useful to have ability > to render a CPU flame graph for a particular job vertex. > Flink already has a stack-trace sampling mechanism in-place, so it should be > straightforward to implement. > This should be done by implementing a new endpoint in REST API, which would > sample the stack-trace the same way as current BackPressureTracker does, only > with a different sampling rate and length of sampling. > [Here|https://www.youtube.com/watch?v=GUNDehj9z9o] is a little demo of the > feature. -- This message was sent by Atlassian Jira (v8.3.4#803005)
