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HDFS-10688. BPServiceActor may run into a tight loop for sending block report when hitting IOException. Contributed by Chen Liang.

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This commit is contained in:
Jing Zhao 2016-07-25 18:41:13 -07:00
parent d383bfdcd4
commit 0cde9e12a7
1 changed files with 11 additions and 6 deletions
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15
hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/server/datanode/BPServiceActor.java
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@ -649,18 +649,23 @@ private void offerService() throws Exception {
return;
}
LOG.warn("RemoteException in offerService", re);
sleepAfterException();
} catch (IOException e) {
LOG.warn("IOException in offerService", e);
sleepAfterException();
}
processQueueMessages();
} // while (shouldRun())
} // offerService
private void sleepAfterException() {
try {
long sleepTime = Math.min(1000, dnConf.heartBeatInterval);
Thread.sleep(sleepTime);
} catch (InterruptedException ie) {
Thread.currentThread().interrupt();
}
} catch (IOException e) {
LOG.warn("IOException in offerService", e);
}
processQueueMessages();
} // while (shouldRun())
} // offerService
/**
* Register one bp with the corresponding NameNode