Re: threads quota is exceeded question

2013-04-16 Thread Thanh Do
Hadoop by default limit 5 concurrent threads per node for balancing purpose. That causes your problem. On Mon, Apr 15, 2013 at 10:24 PM, rauljin wrote: > ** > HI: >The hadoop cluster is running balance. > >And one datannode 172.16.80.72 is : > > Datanode :Not able to copy block

threads quota is exceeded question

2013-04-15 Thread rauljin
HI: The hadoop cluster is running balance. And one datannode 172.16.80.72 is : Datanode :Not able to copy block -507744952197054725 to /172.16.80.73:51658 because threads quota is exceeded. ERROR org.apache.hadoop.hdfs.server.datanode.DataNode: DatanodeRegistration(172.16.80.72: