Ask a question for help, Connection is not available, request timed out after 30000

[qq31715879]

connections status of services

The active number of client connection pools is very low, but obtaining links still times out
javax.sql.DataSource.getConnection poolName:HikariPool-business timeout: 9015 > 1000, current connections: 8

com.zaxxer.hikari.pool.HikariPool#createTimeoutException

I don't know where there might be a problem

[xiaoye-2018]

you should check network is work ok ? or increase the connectionTimeout @qq31715879

[qq31715879]

you should check network is work ok ? or increase the connectionTimeout @qq31715879

It is indeed possible that it is a network issue. Our company's operations and maintenance have given us normal indicators. Let me first think about how to prove that it is a network problem

[wangwenzhao1]

I had the same problem, my service was on the same server as the database
2025-01-23 09:20:45.004[ WARN] 122093 [] [HikariPool-1 housekeeper:229294143] [com.zaxxer.hikari.pool.HikariPool.?:?] HikariPool-1 - Thread starvation or clock leap detected (housekeeper delta=32m10s221ms838µs213ns).

2025-01-23 09:26:56.732[ WARN] 122093 [e8df73a25e59414cbce13469d4f583eb] [XNIO-2 task-93:229665871] [c.g.z.boot.handler.DefaultGlobalExceptionHandler.?:?] Exception:
org.springframework.transaction.CannotCreateTransactionException: Could not open JDBC Connection for transaction; nested exception is java.sql.SQLTransientConnectionException: HikariPool-1 - Connection is not available, request timed out after 970095ms.