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| Content Provider | IEEE Xplore Digital Library |
|---|---|
| Author | Solaimani, M. Iftekhar, M. Khan, L. Thuraisingham, B. |
| Copyright Year | 2014 |
| Description | Author affiliation: Dept. of Comput. Sci., Univ. of Texas at Dallas, Richardson, TX, USA (Solaimani, M.; Iftekhar, M.; Khan, L.; Thuraisingham, B.) |
| Abstract | Anomaly detection refers to the identification of patterns in a dataset that do not conform to expected patterns. Depending on the domain, the non-conformant patterns are assigned various tags, e.g. anomalies, outliers, exceptions, malwares and so forth. Online anomaly detection aims to detect anomalies in data flowing in a streaming fashion. Such stream data is commonplace in today's cloud data centers that house a large array of virtual machines(VM) producing vast amounts of performance data in real-time. Sophisticated detection mechanism will likely entail collation of data from heterogeneous sources with diversified data format and semantics. Therefore, detection of performance anomaly in this context requires a distributed framework with high throughput and low latency. Apache Spark is one such framework that represents the bleeding-edge amongst its contemporaries. In this paper, we have taken up the challenge of anomaly detection in VMware based cloud data centers. We have employed a Chi-square based statistical anomaly detection technique in Spark. We have demonstrated how to take advantage of the high processing power of Spark to perform anomaly detection on heterogeneous data using statistical techniques. Our approach is optimally designed to cope with the heterogeneity of input data streams and the experiments we conducted testify to its efficacy in online anomaly detection. |
| Starting Page | 1086 |
| Ending Page | 1094 |
| File Size | 887499 |
| Page Count | 9 |
| File Format | |
| ISBN | 9781479956661 |
| DOI | 10.1109/BigData.2014.7004343 |
| Language | English |
| Publisher | Institute of Electrical and Electronics Engineers, Inc. (IEEE) |
| Publisher Date | 2014-10-27 |
| Publisher Place | USA |
| Access Restriction | Subscribed |
| Rights Holder | Institute of Electrical and Electronics Engineers, Inc. (IEEE) |
| Subject Keyword | Computational modeling Radiation detectors Online anomaly detection Virtual machining Data center Sparks Data mining Anomaly detection Apache Spark Real-time anomaly detection Distributed databases Real-time systems Chi-square test |
| Content Type | Text |
| Resource Type | Article |
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