Github user NicoK commented on a diff in the pull request: https://github.com/apache/flink/pull/4485#discussion_r132673916 --- Diff: flink-runtime/src/main/java/org/apache/flink/runtime/io/network/buffer/NetworkBufferPool.java --- @@ -221,13 +228,44 @@ public BufferPool createBufferPool(int numRequiredBuffers, int maxUsedBuffers) t } @Override + public BufferPool createFixedBufferPool(int numRequiredBuffers) throws IOException { + synchronized (factoryLock) { + if (isDestroyed) { + throw new IllegalStateException("Network buffer pool has already been destroyed."); + } + + // Ensure that the number of required buffers can be satisfied. + if (numTotalRequiredBuffers + numRequiredBuffers > totalNumberOfMemorySegments) { + throw new IOException(String.format("Insufficient number of network buffers: " + --- End diff -- why not keep the whole message as in `#createBufferPool`?
--- If your project is set up for it, you can reply to this email and have your reply appear on GitHub as well. If your project does not have this feature enabled and wishes so, or if the feature is enabled but not working, please contact infrastructure at infrastruct...@apache.org or file a JIRA ticket with INFRA. ---