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HDFS-11363. Need more diagnosis info when seeing Slow waitForAckedSeqno.

This commit is contained in:
Xiao Chen 2017-02-02 10:08:27 -08:00
parent 3433f572fa
commit 0914fcca31
1 changed files with 3 additions and 2 deletions
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5
hadoop-hdfs-project/hadoop-hdfs-client/src/main/java/org/apache/hadoop/hdfs/DataStreamer.java
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@ -865,8 +865,9 @@ class DataStreamer extends Daemon {
} }
long duration = Time.monotonicNow() - begin; long duration = Time.monotonicNow() - begin;
if (duration > dfsclientSlowLogThresholdMs) { if (duration > dfsclientSlowLogThresholdMs) {
LOG.warn("Slow waitForAckedSeqno took " + duration LOG.warn("Slow waitForAckedSeqno took {}ms (threshold={}ms). File being"
+ "ms (threshold=" + dfsclientSlowLogThresholdMs + "ms)"); + " written: {}, block: {}, Write pipeline datanodes: {}.",
duration, dfsclientSlowLogThresholdMs, src, block, nodes);
} }
} }
} }