HDFS-16623. Avoid IllegalArgumentException in LifelineSender (#4409)
* HDFS-16623. Avoid IllegalArgumentException in LifelineSender Co-authored-by: zengqiang.xu <zengqiang.xu@shopee.com>
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@ -1345,7 +1345,8 @@ long getHeartbeatWaitTime() {
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}
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long getLifelineWaitTime() {
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return nextLifelineTime - monotonicNow();
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long waitTime = nextLifelineTime - monotonicNow();
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return waitTime > 0 ? waitTime : 0;
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}
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@VisibleForTesting
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@ -18,6 +18,7 @@
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package org.apache.hadoop.hdfs.server.datanode;
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import org.apache.hadoop.util.Time;
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import org.slf4j.Logger;
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import org.slf4j.LoggerFactory;
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import org.apache.hadoop.hdfs.server.datanode.BPServiceActor.Scheduler;
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@ -204,6 +205,18 @@ public void testScheduleLifeline() {
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}
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}
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@Test
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public void testScheduleLifelineScheduleTime() {
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Scheduler mockScheduler = spy(new Scheduler(
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HEARTBEAT_INTERVAL_MS, LIFELINE_INTERVAL_MS,
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BLOCK_REPORT_INTERVAL_MS, OUTLIER_REPORT_INTERVAL_MS));
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long now = Time.monotonicNow();
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mockScheduler.scheduleNextLifeline(now);
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long mockMonotonicNow = now + LIFELINE_INTERVAL_MS * 2;
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doReturn(mockMonotonicNow).when(mockScheduler).monotonicNow();
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assertTrue(mockScheduler.getLifelineWaitTime() >= 0);
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}
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@Test
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public void testOutlierReportScheduling() {
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for (final long now : getTimestamps()) {
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