zddr commented on code in PR #45103:
URL: https://github.com/apache/doris/pull/45103#discussion_r1879239005
##########
fe/fe-core/src/main/java/org/apache/doris/job/disruptor/TaskDisruptor.java:
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@@ -73,20 +73,42 @@ public void start() {
*/
public boolean publishEvent(Object... args) {
try {
- RingBuffer<T> ringBuffer = disruptor.getRingBuffer();
- // Check if the RingBuffer has enough capacity to reserve 10 slots
for tasks
- // If there is insufficient capacity (less than 10 slots available)
- // log a warning and drop the current task
- if (!ringBuffer.hasAvailableCapacity(10)) {
- LOG.warn("ring buffer has no available capacity,task will be
dropped,"
- + "please check the task queue size.");
- return false;
+ // Set the timeout to 1 second, converted to nanoseconds for
precision
+ long timeoutInNanos = TimeUnit.SECONDS.toNanos(1); // Timeout set
to 1 second
+ long startTime = System.nanoTime(); // Record the start time
+
+ // Loop until the timeout is reached
+ while (System.nanoTime() - startTime < timeoutInNanos) {
+ // Check if there is enough remaining capacity in the ring
buffer
+ // Adjusting to check if the required capacity is available
(instead of hardcoding 1)
+ if (disruptor.getRingBuffer().remainingCapacity() > 1) {
+ // Publish the event if there is enough capacity
+ disruptor.getRingBuffer().publishEvent(eventTranslator,
args);
+ if (LOG.isDebugEnabled()) {
+ LOG.debug("publishEvent success,the remaining buffer
size is {}",
+ disruptor.getRingBuffer().remainingCapacity());
Review Comment:
What is the purpose of 'remainingCapacity'？
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