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server_monitoring

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server_monitoring [2010/01/11 11:26] – 172.26.0.166server_monitoring [2010/01/28 11:29] – 172.26.0.166
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 Interesting documentation: http://www.ibm.com/developerworks/wikis/display/WikiPtype/ganglia Interesting documentation: http://www.ibm.com/developerworks/wikis/display/WikiPtype/ganglia
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 ==== Troubleshooting ==== ==== Troubleshooting ====
 From time to time there are problems with Ganglia's web interface.  You can restart the needed services following this basic procedure: From time to time there are problems with Ganglia's web interface.  You can restart the needed services following this basic procedure:
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   - Stop monitoring daemon on compute nodes: ''rocks run host compute %%'%%service gmond stop%%'%%''   - Stop monitoring daemon on compute nodes: ''rocks run host compute %%'%%service gmond stop%%'%%''
   - Start data collection daemon on HPC: ''service gmetad start''   - Start data collection daemon on HPC: ''service gmetad start''
 +  - Wait a minute or two
   - Start monitoring daemon on compute nodes: ''rocks run host compute %%'%%service gmond start%%'%%''   - Start monitoring daemon on compute nodes: ''rocks run host compute %%'%%service gmond start%%'%%''
  
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 with  username = "nagiosadmin" and password = "nagios" with  username = "nagiosadmin" and password = "nagios"
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