RFR: 8354530: AIX: sporadic unexpected errno when calling setsockopt in Net.joinOrDrop [v2]

[Thomas Stuefe]

On Thu, 15 May 2025 04:58:00 GMT, Thomas Stuefe <stuefe at openjdk.org> wrote:

>> I am unsure if this would be better - I have seen test failing about 2-3 times a day in our nightly tests. With a direct retry I have seen tests failing only every 3-5 days - with a second retry it failed only one time in 3 weeks. Therefore I decided to go for 3 retries without waiting. 
>> Another possibility would be to wait for an increasing number of milliseconds - like 0, 10, 20ms in each try. But I am not sure if this is worth it.
>> What do you think?
>
> Do we know what the underlying problem is? We are waiting on the kernel? Or something outside?

(If you want to push this, go ahead; I don't want to hold up this patch)

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PR Review Comment: https://git.openjdk.org/jdk/pull/24996#discussion_r2090248515