JD Cloud Developers
Jul 12, 2023 · Backend Development
Why Does Elasticsearch BulkProcessor Deadlock During High‑Volume MQ Updates?
During a massive 618 promotion, the system’s BulkProcessor for Elasticsearch suffered deadlocks caused by competing lock acquisition between MQ consumer threads and internal scheduler threads, leading to paused message consumption; the article details the root cause, thread analysis, and two practical solutions.
MQbulkprocessordeadlock
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