[flink] branch master updated (876f991 -> b60ebc5)

[ga...@apache.org]

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gary pushed a change to branch master
in repository https://gitbox.apache.org/repos/asf/flink.git.


    from 876f991  [FLINK-11154][network] Bump Netty to 4.1.32
     new 70fd993  [FLINK-11577][tests, runtime] Improve test coverage of stack trace sampling in TM
     new b60ebc5  [FLINK-11577][tests] Delete obsolete test StackTraceSampleCoordinatorITCase

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Summary of changes:
 .../taskexecutor/StackTraceSampleService.java      | 128 +++++++++++++
 .../taskexecutor/StackTraceSampleableTask.java     |  19 +-
 .../flink/runtime/taskexecutor/TaskExecutor.java   |  82 ++-------
 .../TaskStackTraceSampleableTaskAdapter.java       |  58 ++++++
 .../StackTraceSampleCoordinatorITCase.java         | 203 ---------------------
 .../taskexecutor/StackTraceSampleServiceTest.java  | 189 +++++++++++++++++++
 6 files changed, 402 insertions(+), 277 deletions(-)
 create mode 100644 flink-runtime/src/main/java/org/apache/flink/runtime/taskexecutor/StackTraceSampleService.java
 copy flink-libraries/flink-gelly-examples/src/main/java/org/apache/flink/graph/drivers/output/OutputBase.java => flink-runtime/src/main/java/org/apache/flink/runtime/taskexecutor/StackTraceSampleableTask.java (70%)
 create mode 100644 flink-runtime/src/main/java/org/apache/flink/runtime/taskexecutor/TaskStackTraceSampleableTaskAdapter.java
 delete mode 100644 flink-runtime/src/test/java/org/apache/flink/runtime/rest/handler/legacy/backpressure/StackTraceSampleCoordinatorITCase.java
 create mode 100644 flink-runtime/src/test/java/org/apache/flink/runtime/taskexecutor/StackTraceSampleServiceTest.java