wsry commented on a change in pull request #15336:
URL: https://github.com/apache/flink/pull/15336#discussion_r599558320
##########
File path:
flink-runtime/src/test/java/org/apache/flink/runtime/io/network/buffer/LocalBufferPoolTest.java
##########
@@ -515,6 +518,27 @@ public void testIsAvailableOrNot() throws
InterruptedException {
assertTrue(availableFuture2.isDone());
}
+ /** For FLINK-20547: https://issues.apache.org/jira/browse/FLINK-20547. */
+ @Test
+ public void testConsistentAvailability() throws Exception {
+ MemorySegment segment = null;
+ BufferPool localPool = null;
+ NetworkBufferPool globalPool = new TestNetworkBufferPool(numBuffers,
memorySegmentSize);
+ try {
+ localPool = new LocalBufferPool(globalPool, 1);
+ segment =
localPool.requestBufferBuilderBlocking().getMemorySegment();
+ localPool.setNumBuffers(2);
+ } finally {
+ if (segment != null) {
+ localPool.recycle(segment);
+ }
+ if (localPool != null) {
+ localPool.lazyDestroy();
+ }
+ globalPool.destroy();
+ }
Review comment:
I simplify the code without using CloseableRegistry.
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