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Clouder SCM Manager FAQ
Q1 Sometimes SCM manger lose connection with agent because the agent is dead. A1 You should start the agent service. $cd /etc/init.d $./cloudera-scm-agent status $./cloudera-scm-agent start ...原创 2012-11-05 17:50:58 · 108 阅读 · 0 评论 -
Hadoop best practise
http://www.infoq.com/cn/articles/hadoop-ten-best-practice http://www.infoq.com/cn/articles/MapReduce-Best-Practice-1原创 2013-03-21 15:56:12 · 103 阅读 · 0 评论 -
flume ng arc and configuration
Please ref flume user guide first http://flume.apache.org/FlumeUserGuide.html And the Cloudera flume blogs http://blog.cloudera.com/blog/category/flume/ How to define JAVA_HOME, java options ...原创 2013-03-22 16:11:09 · 153 阅读 · 0 评论 -
flume ng performance tuning
Transactions are critical concept for FlumeNG. Sources produce events into Channel based on transaction batch size. Sinks consume events from Channel based on transaction batch size. It means the ...原创 2013-03-25 14:22:04 · 135 阅读 · 0 评论 -
Hbase MapReduce Integration
Delete Hbase rows example $hadoop jar ./sponge-hserver.jar com.citi.sponge.mapreduce.MRDeleteRows -Dtable="elf_log" -DstartKey="10000:1365663164575:88888:testhome" -DstopKey="10000:1365663164575...原创 2013-04-11 16:16:03 · 164 阅读 · 0 评论 -
flumeng hbase jmx integration
flumeng agent collect log events to flumeng collector flumeng collector sends data into hbase flumeng property file is monitored and controlled by JMX Other MBean Example existing in Flume Ob...原创 2013-04-12 15:14:22 · 160 阅读 · 0 评论