Dear Wiki user, You have subscribed to a wiki page or wiki category on "Hadoop Wiki" for change notification.
The following page has been changed by JiaqiTan: http://wiki.apache.org/hadoop/Anomaly_Detection_Framework_with_Chukwa ------------------------------------------------------------------------------ ==== Task-based Anomaly Detection ==== - - 1. ({{{FSMBuilder}}}, available soon) SALSA is used to extract state-machine views of Hadoop's execution - uses post-Demux output; uses {{{JobData/JobHistory}}} - 1. (MapReduce job) Collect states from state-machine view and process them to generate list of anomalous nodes, possibly list of anomalous nodes per unit time for incremental/online diagnosis of anomalies + 1. (MapReduce job) Collect states from state-machine view and process them to generate list of anomalous nodes, possibly list of anomalous nodes per unit time for incremental/online diagnosis of anomalies (described in Section 8 of [http://www.usenix.org/event/wasl08/tech/full_papers/tan/tan_html/ SALSA]) 1. Load anomaly data into RDBMS using MDL 1. Visualization of heatmaps using HICC widget -
