https://community.cloudera.com/t5/Archives-of-Support-Questions/What-were-the-main-factors-to-replace-Nagios-and-Ganglia/m-p/95152#M8495 <P>Wondering what were the driving factors to replace Nagios and Ganglia with Ambari Metrics.</P> Fri, 09 Oct 2015 20:11:53 GMT Jagatheeshr 2015-10-09T20:11:53Z https://community.cloudera.com/t5/Archives-of-Support-Questions/What-were-the-main-factors-to-replace-Nagios-and-Ganglia/m-p/95152#M8495 <P>Wondering what were the driving factors to replace Nagios and Ganglia with Ambari Metrics.</P> Fri, 09 Oct 2015 20:11:53 GMT https://community.cloudera.com/t5/Archives-of-Support-Questions/What-were-the-main-factors-to-replace-Nagios-and-Ganglia/m-p/95152#M8495 Jagatheeshr 2015-10-09T20:11:53Z https://community.cloudera.com/t5/Archives-of-Support-Questions/What-were-the-main-factors-to-replace-Nagios-and-Ganglia/m-p/95153#M8496 <P>The following reasons are cited by Siddarth Waggle in AMBARI-5707 (https://issues.apache.org/jira/browse/AMBARI-5707) as reasons for the proposal of Ambari Metrics:</P><P><STRONG>Problems with current system</STRONG>:</P><UL> <LI>Ganglia has limited capabilities for analyzing historic data, new plugins are not easy to write.</LI><LI>Horizontal scale out for large clusters.</LI><LI>No support for adhoc queries.</LI><LI>Not easy to add metrics support for new services added to the stack.</LI><LI>It is non trivial to hook up existing time series databases like OpenTSDB to store raw data forever.</LI></UL><P>There was also a number of customers already using Nagios and/or Ganglia in their infrastructure and there were version incompatibilities between those installations and the versions shipped with HDP.</P> Fri, 09 Oct 2015 21:10:41 GMT https://community.cloudera.com/t5/Archives-of-Support-Questions/What-were-the-main-factors-to-replace-Nagios-and-Ganglia/m-p/95153#M8496 emaxwell 2015-10-09T21:10:41Z