Changes between Version 6 and Version 7 of PlasticSlices/MonitoringRecommendations


Ignore:
Timestamp:
07/07/11 13:23:42 (11 years ago)
Author:
chaos@bbn.com
Comment:

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  • PlasticSlices/MonitoringRecommendations

    v6 v7  
    1414
    1515To keep things simple, there is no central monitoring server at each campus.  Instead, the following things are installed on each node:
    16  * A metric collecting cron job or simple daemon which runs once a minute, polls the node for a set of metrics, and stores numeric values for these metrics in RRD files on the system.
     16 * A metric collecting cron job or simple daemon which runs once a minute, polls the node for a set of metrics, and stores numeric values for these metrics in small files on the system (using RRD, a format for collecting and summarizing time series data using a fixed size round-robin database file).
    1717 * A reporting cron job which runs every five minutes, aggregates the recently collected data into a data exchange format, and submits it to the GMOC database via HTTP.
    1818