ey-value state <a href="https://github.com/apache/flink/pull/2440" target="_blank">(as described in
this PR)<a/> <em>and</em> non-partitioned state <a href="https://cwiki.apache.org/confluence/display/FLINK/FLIP-8%3A+Rescalable+Non-Partitioned+State" target="_blank">(as described in FLIP-8)<a/>, ensuring that it&rsquo;s always possible to split or merge state when scaling up or down, respectively.</p>
</li>
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<p><strong>Asynchronous I/O</strong>, as described in <a href="https://cwiki.apache.org/confluen