hfutatzhanghb commented on code in PR #6321:
URL: https://github.com/apache/hadoop/pull/6321#discussion_r1415353197
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hadoop-hdfs-project/hadoop-hdfs-client/src/main/java/org/apache/hadoop/hdfs/DataStreamer.java:
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@@ -934,14 +936,14 @@ void waitForAckedSeqno(long seqno) throws IOException {
}
try {
dataQueue.wait(1000); // when we receive an ack, we notify on
- long duration = Time.monotonicNow() - begin;
- if (duration > writeTimeout) {
+ long duration = Time.monotonicNowNanos() - begin;
Review Comment:
@haiyang1987 ,Sir. Thanks for your reviewing. But the approach you proposed
still has problem.
for example, suppose that `Time.monotonicNowNanos() - begin = 56000ns`.
TimeUnit.NANOSECONDS.toMillis(56000) will return 0. So, the duration is 0.
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