How many total metrics are you keeping track of ? Also what Ganglia version is this ? 40% wait IO seems kind of excessive especially with SSD.
Vladimir 05/22/2015 u 02:50 AM, Ramesh Kumar je napisao/la: > Hello, > > My ganglia server is running under high load and showing too much IO. It > stops showing webpage. Just the blank page. However apache and gmetad is > running. I have to restart the gmetad service, then it start showing the web > page again. It shows iowait time over 40 all the time and server load around > 3. I am graphing around 130-150 servers. It contains around 50 hadoop nodes. > I am not using any RRDcache or memcached on my server. Please suggest me if > there are any ganglia optimization tips or documentation available. > > My server configuration is: > 16GB RAM > 8 CPU's > 600GB SSD Hard Drive with 3000 IO/sec support > ------------------------------------------------------------------------------ One dashboard for servers and applications across Physical-Virtual-Cloud Widest out-of-the-box monitoring support with 50+ applications Performance metrics, stats and reports that give you Actionable Insights Deep dive visibility with transaction tracing using APM Insight. http://ad.doubleclick.net/ddm/clk/290420510;117567292;y _______________________________________________ Ganglia-developers mailing list Ganglia-developers@lists.sourceforge.net https://lists.sourceforge.net/lists/listinfo/ganglia-developers
