数据库运行时出现如下的错误，不知是什么原因？
2025-09-18 8:48:26 9 [Warning] Aborted connection 9 to db: 'instockdb' user: 'root' host: '172.29.176.3' (Got an error reading communication packets)
2025-09-18 8:48:26 14 [Warning] Aborted connection 14 to db: 'instockdb' user: 'root' host: '172.29.176.3' (Got an error reading communication packets)
2025-09-18 8:48:26 11 [Warning] Aborted connection 11 to db: 'instockdb' user: 'root' host: '172.29.176.3' (Got an error reading communication packets)
2025-09-18 8:48:26 17 [Warning] Aborted connection 17 to db: 'instockdb' user: 'root' host: '172.29.176.3' (Got an error reading communication packets)
2025-09-18 8:48:48 20 [Warning] Aborted connection 20 to db: 'instockdb' user: 'root' host: '172.29.176.3' (Got an error reading communication packets)