Large scale log anomaly detection via spatial pooling

Log data is an important clue to understanding the behaviour of a system at runtime, but the complexity of software systems in recent years has made the data that engineers need to analyse enormous and difficult to understand. While log-based anomaly detection methods based on deep learning have ena...

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Main Authors: Rin Hirakawa, Hironori Uchida, Asato Nakano, Keitaro Tominaga, Yoshihisa Nakatoh
Format: Article
Language:English
Published: KeAi Communications Co. Ltd. 2021-01-01
Series:Cognitive Robotics
Subjects:
Online Access:http://www.sciencedirect.com/science/article/pii/S2667241321000173
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author Rin Hirakawa
Hironori Uchida
Asato Nakano
Keitaro Tominaga
Yoshihisa Nakatoh
author_facet Rin Hirakawa
Hironori Uchida
Asato Nakano
Keitaro Tominaga
Yoshihisa Nakatoh
author_sort Rin Hirakawa
collection DOAJ
description Log data is an important clue to understanding the behaviour of a system at runtime, but the complexity of software systems in recent years has made the data that engineers need to analyse enormous and difficult to understand. While log-based anomaly detection methods based on deep learning have enabled highly accurate detection, the computational performance required to operate the models has become very high. In this study, we propose an anomaly detection method, SPClassifier, based on sparse features and the internal state of the model, and investigate the feasibility of anomaly detection that can be utilized in environments without computing resources such as GPUs. Benchmark with the latest deep learning models on the BGL dataset shows that the proposed method can achieve competitive accuracy with these methods and has a high level of anomaly detection performance even when the amount of training data is small.
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spelling doaj.art-e65e31fda24e4dbb97dfd7c77b9b02d82022-12-27T04:41:33ZengKeAi Communications Co. Ltd.Cognitive Robotics2667-24132021-01-011188196Large scale log anomaly detection via spatial poolingRin Hirakawa0Hironori Uchida1Asato Nakano2Keitaro Tominaga3Yoshihisa Nakatoh4Kyushu Institute of Technology, Fukuoka, JapanPanasonic System Design Co., Ltd., Kanagawa, JapanPanasonic System Design Co., Ltd., Kanagawa, JapanPanasonic System Design Co., Ltd., Kanagawa, JapanKyushu Institute of Technology, Fukuoka, Japan; Corresponding author.Log data is an important clue to understanding the behaviour of a system at runtime, but the complexity of software systems in recent years has made the data that engineers need to analyse enormous and difficult to understand. While log-based anomaly detection methods based on deep learning have enabled highly accurate detection, the computational performance required to operate the models has become very high. In this study, we propose an anomaly detection method, SPClassifier, based on sparse features and the internal state of the model, and investigate the feasibility of anomaly detection that can be utilized in environments without computing resources such as GPUs. Benchmark with the latest deep learning models on the BGL dataset shows that the proposed method can achieve competitive accuracy with these methods and has a high level of anomaly detection performance even when the amount of training data is small.http://www.sciencedirect.com/science/article/pii/S2667241321000173Anomaly detectionSoftware logSpatial poolingDefect analysis
spellingShingle Rin Hirakawa
Hironori Uchida
Asato Nakano
Keitaro Tominaga
Yoshihisa Nakatoh
Large scale log anomaly detection via spatial pooling
Cognitive Robotics
Anomaly detection
Software log
Spatial pooling
Defect analysis
title Large scale log anomaly detection via spatial pooling
title_full Large scale log anomaly detection via spatial pooling
title_fullStr Large scale log anomaly detection via spatial pooling
title_full_unstemmed Large scale log anomaly detection via spatial pooling
title_short Large scale log anomaly detection via spatial pooling
title_sort large scale log anomaly detection via spatial pooling
topic Anomaly detection
Software log
Spatial pooling
Defect analysis
url http://www.sciencedirect.com/science/article/pii/S2667241321000173
work_keys_str_mv AT rinhirakawa largescaleloganomalydetectionviaspatialpooling
AT hironoriuchida largescaleloganomalydetectionviaspatialpooling
AT asatonakano largescaleloganomalydetectionviaspatialpooling
AT keitarotominaga largescaleloganomalydetectionviaspatialpooling
AT yoshihisanakatoh largescaleloganomalydetectionviaspatialpooling