walterddr commented on code in PR #10108:
URL: https://github.com/apache/pinot/pull/10108#discussion_r1092332925
##########
pinot-query-runtime/src/main/java/org/apache/pinot/query/mailbox/channel/MailboxContentStreamObserver.java:
##########
@@ -115,20 +116,20 @@ public void onNext(Mailbox.MailboxContent mailboxContent)
{
if
(!mailboxContent.getMetadataMap().containsKey(ChannelUtils.MAILBOX_METADATA_BEGIN_OF_STREAM_KEY))
{
// when the receiving end receives a message put it in the mailbox queue.
// TODO: pass a timeout to _receivingBuffer.
- if (!_receivingBuffer.offer(mailboxContent)) {
- // TODO: close the stream.
- RuntimeException e = new RuntimeException("Mailbox receivingBuffer is
full:" + _mailboxId);
- LOGGER.error(e.getMessage());
- try {
- _errorLock.writeLock().lock();
- _errorContent = createErrorContent(e);
- } catch (IOException ioe) {
- e = new RuntimeException("Unable to encode exception for cascade
reporting: " + e, ioe);
+ try {
+ if (!_receivingBuffer.offer(mailboxContent, 30, TimeUnit.SECONDS)) {
Review Comment:
let's refactor this change out into a separate PR. this is almost certainly
addressing a different issue than the GRPC mailbox leak. (it is addressing the
content buffer issue in the queue)
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