zymap commented on code in PR #3528:
URL: https://github.com/apache/bookkeeper/pull/3528#discussion_r995251376
##########
bookkeeper-server/src/main/java/org/apache/bookkeeper/proto/PacketProcessorBase.java:
##########
@@ -119,12 +121,17 @@ protected void sendResponse(int rc, Object response,
OpStatsLogger statsLogger)
}
if (channel.isActive()) {
- channel.writeAndFlush(response, channel.voidPromise());
+ ChannelPromise promise = channel.newPromise().addListener(future
-> {
+ if (!future.isSuccess()) {
+ logger.debug("Netty channel write exception. ",
future.cause());
Review Comment:
Why not log it as an error?
##########
bookkeeper-server/src/main/java/org/apache/bookkeeper/proto/BookieProtocol.java:
##########
@@ -432,10 +433,7 @@ public String toString() {
opCode, ledgerId, entryId, errorCode);
}
- void retain() {
- }
-
- void release() {
Review Comment:
Yeah. I think we can keep `boolean release()`. Because `ReferenceCounted`
also has the same method.
##########
bookkeeper-server/src/main/java/org/apache/bookkeeper/proto/PacketProcessorBase.java:
##########
@@ -145,12 +152,12 @@ protected void sendResponseAndWait(int rc, Object
response, OpStatsLogger statsL
try {
ChannelFuture future = channel.writeAndFlush(response);
if (!channel.eventLoop().inEventLoop()) {
- future.await();
+ future.get();
}
- } catch (InterruptedException e) {
+ } catch (ExecutionException | InterruptedException e) {
+ logger.debug("Netty channel write exception. ", e);
Review Comment:
Why not log it as an error?
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