Tuesday, November 16, 2010

How to check health of Hadoop cluster

Hadoop comes bundled with 2 very use JSP pages that let you monitor the overall health and job activity on the cluster

Use the following URL's to check the performance stats of hadoop

Hadoop job tracker:
http://[PUT URL OF JOBRTRACKER MACHINE]:50030/jobtracker.jsp

Hadoop DFS health page:
http://[PUT URL OF JOBRTRACKER MACHINE]:50070/dfshealth.jsp

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