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add flush interval test to runtime

This commit is contained in:
Jeff Kim 2025-01-21 15:17:14 -05:00
parent 4831bc829b
commit 947482b9df
2 changed files with 8 additions and 3 deletions
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4
coordinator-common/src/main/java/org/apache/kafka/coordinator/common/runtime/CoordinatorRuntimeMetrics.java
View File

@ -68,9 +68,9 @@ public interface CoordinatorRuntimeMetrics extends AutoCloseable {
void recordFlushTime(long durationMs);
/**
* Record the flush time.
* Record the flush interval time.
*
* @param durationMs The flush time in milliseconds.
* @param durationMs The flush interval time in milliseconds.
*/
void recordFlushIntervalTime(long durationMs);

7
coordinator-common/src/test/java/org/apache/kafka/coordinator/common/runtime/CoordinatorRuntimeTest.java
View File

@ -4314,7 +4314,7 @@ public class CoordinatorRuntimeTest {
}
@Test
public void testRecordFlushTime() throws Exception {
public void testRecordFlushTimeAndFlushIntervalTime() throws Exception {
MockTimer timer = new MockTimer();
// Writer sleeps for 10ms before appending records.
@ -4394,6 +4394,7 @@ public class CoordinatorRuntimeTest {
assertEquals(List.of(
records(firstBatchTimestamp, records.subList(0, 3))
), writer.entries(TP));
verify(runtimeMetrics, times(1)).recordFlushIntervalTime(0);
verify(runtimeMetrics, times(1)).recordFlushTime(10);
// Advance past the linger time.
@ -4412,6 +4413,10 @@ public class CoordinatorRuntimeTest {
records(secondBatchTimestamp, records.subList(0, 3)),
records(secondBatchTimestamp, records.subList(3, 4))
), writer.entries(TP));
// If the previous batch was full, this batch was allocated prior to previous flush.
// flush interval time = previous flush time + append.linger.ms
verify(runtimeMetrics, times(1)).recordFlushIntervalTime(21);
verify(runtimeMetrics, times(2)).recordFlushTime(10);
// Commit and verify that writes are completed.