"address.getHostName()" blocking 10+ seconds

[gmxyb]

Environment

• OS version: WIndows 2016 Server (LAN)
• JDK version: 8 / 15
• ClickHouse Server version: 22.x
• ClickHouse Native JDBC version: 2.6.4

File : com/github/housepower/jdbc/ClickHouseConnection.java
Line 365 : return new NativeContext.ClientContext(initialAddress, address.getHostName(), clientName);

getHostName() blocking 10~15 seconds. (LAN environment)

[pan3793]

Maybe related https://bugs.openjdk.org/browse/JDK-8136913