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Introduce retries when pinging servers. #155

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Validate the version response as opposed to logging and moving on.

Validate the version response as opposed to logging and moving on.
}

if (i < maxRetries - 1) {
Thread.sleep(retryDelayMs);
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This would block for 10 seconds per node during startup, which could be a very long time and would prevent application startup. I think we should aim to do this asynchronously or some other way.

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true, it can block for o(seconds). I've few more thoughts. I will share them shortly.

Delay of 3s per ASG during boot up.
Long term fix is to change this to completableFuture.
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