fuyou001 commented on code in PR #5887:
URL: https://github.com/apache/rocketmq/pull/5887#discussion_r1101434964
##########
store/src/main/java/org/apache/rocketmq/store/DefaultMessageStore.java:
##########
@@ -2743,6 +2835,282 @@ public String getServiceName() {
}
+ class MainBatchDispatchRequestService extends ServiceThread {
+
+ private final ExecutorService batchDispatchRequestExecutor;
+
+ public MainBatchDispatchRequestService() {
+ batchDispatchRequestExecutor = new ThreadPoolExecutor(
+
DefaultMessageStore.this.getBrokerConfig().getBatchDispatchRequestThreadPoolNums(),
+
DefaultMessageStore.this.getBrokerConfig().getBatchDispatchRequestThreadPoolNums(),
+ 1000 * 60,
+ TimeUnit.MICROSECONDS,
+ new LinkedBlockingQueue<>(4096),
+ new
ThreadFactoryImpl("BatchDispatchRequestServiceThread_"),
+ new ThreadPoolExecutor.AbortPolicy());
+ }
+
+ private void pollBatchDispatchRequest() {
+ try {
+ if (!batchDispatchRequestQueue.isEmpty()) {
+ BatchDispatchRequest task =
batchDispatchRequestQueue.peek();
+ batchDispatchRequestExecutor.execute(() -> {
+ try {
+ ByteBuffer tmpByteBuffer =
task.byteBuffer.duplicate();
+ tmpByteBuffer.position(task.position);
+ tmpByteBuffer.limit(task.position + task.size);
+ List<DispatchRequest> dispatchRequestList = new
ArrayList<>();
+ while (tmpByteBuffer.hasRemaining()) {
+ DispatchRequest dispatchRequest =
DefaultMessageStore.this.commitLog.checkMessageAndReturnSize(tmpByteBuffer,
false, false, false);
+ if (dispatchRequest.isSuccess()) {
+ dispatchRequestList.add(dispatchRequest);
+ } else {
+ LOGGER.error("[BUG]read total count not
equals msg total size.");
+ }
+ }
+ dispatchRequestOrderlyQueue.put(task.id,
dispatchRequestList.toArray(new DispatchRequest[dispatchRequestList.size()]));
+ mappedPageHoldCount.getAndDecrement();
+ } catch (Exception e) {
+ LOGGER.error("There is an exception in task
execution.", e);
+ }
+ });
+ batchDispatchRequestQueue.poll();
Review Comment:
delete batchDispatchRequestQueue.poll()
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