Github user StephanEwen commented on a diff in the pull request:
https://github.com/apache/flink/pull/3512#discussion_r106680476
--- Diff:
flink-runtime/src/main/scala/org/apache/flink/runtime/taskmanager/TaskManager.scala
---
@@ -1305,6 +1305,9 @@ class TaskManager(
s"${task.getExecutionState} to JobManager for task
${task.getTaskInfo.getTaskName} " +
s"(${task.getExecutionId})")
+ // delete all NAME_ADDRESSABLE BLOBs
+ libraryCacheManager.get.getBlobService.deleteAll(task.getJobID)
--- End diff --
Multiple tasks of the same job run in a TaskManager. This means that tasks
delete each others blobs.
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