David Schlosnagle created FLINK-35595: -----------------------------------------
Summary: MailboxProcessor#processMailsWhenDefaultActionUnavailable is allocation intensive Key: FLINK-35595 URL: https://issues.apache.org/jira/browse/FLINK-35595 Project: Flink Issue Type: Improvement Components: API / Core Reporter: David Schlosnagle While investigating allocation stalls and GC pressure of a Flink streaming pipeline, I noticed significant allocations of {{Optional}} in JFRs from {{org.apache.flink.streaming.runtime.tasks.mailbox. MailboxProcessor#processMailsWhenDefaultActionUnavailable()}}. -- This message was sent by Atlassian Jira (v8.20.10#820010)