Hi Expert,
I am using nnbench to test the namenode performance,I am using this command:
hadoop jar
/opt/hadoop-2.7.4/share/hadoop/mapreduce/hadoop-mapreduce-client-jobclient-2.7.4.jar
nnbench -operation create_write -maps 10 -reduces 5 -numberOfFiles 100
-replicationFactorPerFile 2
Hi all,
I am pleased to announce that the Apache Hadoop community has voted to
release Apache Hadoop 2.8.4!
Apache Hadoop 2.8.4 is the next GA release of Apache Hadoop 2.8 line, which
include
77 fixes identified for previous Hadoop 2.8.3 releases:
- For major changes included in