RFR: 8338630: Test java/nio/channels/DatagramChannel/SendReceiveMaxSize.java timeout

[Jaikiran Pai]

On Wed, 21 Aug 2024 03:45:24 GMT, SendaoYan <syan at openjdk.org> wrote:

> Hi,
> On linux test environments which has docker service, `ifconfig` shows that `docker0` appears to be a virtual ethernet bridge which is created by the docker host. And the `docker0` virtual ethernet bridge may cause test `java/nio/channels/DatagramChannel/SendReceiveMaxSize.java` bind `docker0` ander network port. 
> I think we should just skip "docker0" interfaces when looking for an IPv4 address for tests.
> Change has been verified, test fix only, the risk is low.

Looks OK to me. Should we be adding that check even within the `if (Platform.isOSX()) {` a few lines above? I suspect even macos can have `docker0` interface?

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PR Comment: https://git.openjdk.org/jdk/pull/20658#issuecomment-2301902868