zhijiangW commented on a change in pull request #9993:
[FLINK-14498][runtime]Introduce NetworkBufferPool#isAvailable() for interacting
with LocalBufferPool.
URL: https://github.com/apache/flink/pull/9993#discussion_r340988167
##########
File path:
flink-runtime/src/test/java/org/apache/flink/runtime/io/network/buffer/NetworkBufferPoolTest.java
##########
@@ -661,26 +660,32 @@ public void
testBlockingRequestFromMultiLocalBufferPool() throws Exception {
}
final List<MemorySegment> exclusiveSegments =
globalPool.requestMemorySegments();
assertTrue(globalPool.isAvailable().isDone());
- for (BufferPool localPool: localBufferPools) {
+ for (final BufferPool localPool: localBufferPools) {
assertTrue(localPool.isAvailable().isDone());
}
// blocking request buffers form local buffer pools
final CountDownLatch latch = new
CountDownLatch(numLocalBufferPool);
final BlockingQueue<BufferBuilder> segmentsRequested =
new ArrayBlockingQueue<>(numBuffers);
+ final AtomicReference<Throwable> cause = new
AtomicReference<>();
for (final BufferPool localPool: localBufferPools) {
executorService.submit(() -> {
- for (int num = localPoolMaxSize; num >
0; --num) {
-
ExceptionUtils.suppressExceptions(
- () ->
segmentsRequested.add(localPool.requestBufferBuilderBlocking()));
+ try {
+ for (int num =
localPoolMaxSize; num > 0; --num) {
+
segmentsRequested.add(localPool.requestBufferBuilderBlocking());
+ }
+ } catch (Exception e) {
+ cause.set(e);
+ } finally {
+ latch.countDown();
}
- latch.countDown();
});
}
// wait until all available buffers are requested
while (globalPool.getNumberOfAvailableMemorySegments()
> 0) {
Thread.sleep(100);
+ assertNull(cause.get());
Review comment:
We should provide some exception message here for better tracing the issue.
`assertNull(cause.get().getMessage(), cause.get())` ? Also for the case of
below assert.
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