Note:
This topic has been translated from a Chinese forum by GPT and might contain errors.Original topic: tidb-v5.2.2
[TiDB Usage Environment] Production environment
[TiDB Version] 5.2.2 (The entire cluster is deployed on one machine)
[Reproduction Path] What operations were performed when the issue occurred
[Encountered Issue: Issue Phenomenon and Impact]
[Resource Configuration] Enter TiDB Dashboard - Cluster Info - Hosts and take a screenshot of this page
[Attachment: Screenshot/Log/Monitoring]
TiDB memory usage increased, filling up the host machine’s memory. The number of connections is not high. Which monitoring graph can show why the memory usage is high, for example, whether a specific SQL execution is consuming high memory.
Error log when TiDB encountered the issue