[HADOOP-4890] shutdown method in DataNode.java could generate thousand of log entries with the same message in a very short time - ASF JIRA

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Details

Type: Bug
Status: Open
Priority: Major
Resolution: Unresolved
Affects Version/s: None
Fix Version/s: None
Component/s: None
Labels:
- newbie

Description

while (true) {
this.threadGroup.interrupt();
LOG.info("Waiting for threadgroup to exit, active threads is " +
this.threadGroup.activeCount());
if (this.threadGroup.activeCount() == 0)

{ break; }

try

{ Thread.sleep(1000); }

catch (InterruptedException e) {}
}

2008-12-08 17:53:45,957 INFO org.apache.hadoop.dfs.DataNode: Waiting for threadgroup to exit, active threads is 1
2008-12-08 17:53:45,957 INFO org.apache.hadoop.dfs.DataNode: Waiting for threadgroup to exit, active threads is 1
2008-12-08 17:53:45,957 INFO org.apache.hadoop.dfs.DataNode: Waiting for threadgroup to exit, active threads is 1
2008-12-08 17:53:45,957 INFO org.apache.hadoop.dfs.DataNode: Waiting for threadgroup to exit, active threads is 1
2008-12-08 17:53:45,957 INFO org.apache.hadoop.dfs.DataNode: Waiting for threadgroup to exit, active threads is 1
2008-12-08 17:53:45,957 INFO org.apache.hadoop.dfs.DataNode: Waiting for threadgroup to exit, active threads is 1
2008-12-08 17:53:45,957 INFO org.apache.hadoop.dfs.DataNode: Waiting for threadgroup to exit, active threads is 1
2008-12-08 17:53:45,957 INFO org.apache.hadoop.dfs.DataNode: Waiting for threadgroup to exit, active threads is 1
2008-12-08 17:53:45,957 INFO org.apache.hadoop.dfs.DataNode: Waiting for threadgroup to exit, active threads is 1
2008-12-08 17:53:45,957 INFO org.apache.hadoop.dfs.DataNode: Waiting for threadgroup to exit, active threads is 1
2008-12-08 17:53:45,957 INFO org.apache.hadoop.dfs.DataNode: Waiting for threadgroup to exit, active threads is 1
2008-12-08 17:53:45,957 INFO org.apache.hadoop.dfs.DataNode: Waiting for threadgroup to exit, active threads is 1
2008-12-08 17:53:45,957 INFO org.apache.hadoop.dfs.DataNode: Waiting for threadgroup to exit, active threads is 1
2008-12-08 17:53:45,957 INFO org.apache.hadoop.dfs.DataNode: Waiting for threadgroup to exit, active threads is 1
2008-12-08 17:53:45,957 INFO org.apache.hadoop.dfs.DataNode: Waiting for threadgroup to exit, active threads is 1
2008-12-08 17:53:45,957 INFO org.apache.hadoop.dfs.DataNode: Waiting for threadgroup to exit, active threads is 1
2008-12-08 17:53:45,957 INFO org.apache.hadoop.dfs.DataNode: Waiting for threadgroup to exit, active threads is 1
2008-12-08 17:53:45,957 INFO org.apache.hadoop.dfs.DataNode: Waiting for threadgroup to exit, active threads is 1
2008-12-08 17:53:45,957 INFO org.apache.hadoop.dfs.DataNode: Waiting for threadgroup to exit, active threads is 1
2008-12-08 17:53:45,957 INFO org.apache.hadoop.dfs.DataNode: Waiting for threadgroup to exit, active threads is 1
2008-12-08 17:53:45,957 INFO org.apache.hadoop.dfs.DataNode: Waiting for threadgroup to exit, active threads is 1
2008-12-08 17:53:45,957 INFO org.apache.hadoop.dfs.DataNode: Waiting for threadgroup to exit, active threads is 1
2008-12-08 17:53:45,957 INFO org.apache.hadoop.dfs.DataNode: Waiting for threadgroup to exit, active threads is 1