Disk replacement log file examples from a very large RAID disk system for predictive maintenance analysis

README.txt Maintenance example belonging to:    The MANTIS Book: Cyber Physical System Based Proactive Collaborative Maintenance   Chapter 9, The Future of Maintenance (2019).   Lambert Schomaker, Michele Albano, Erkki Jantunen, Luis Lino Ferreira   River Publishers (DK)   ISBN: 9788793609853, e-ISBN: 9788793609846, https://doi.org/10.13052/rp-9788793609846 The figure .pdf did not make it into the book. Here are the raw data, processed  logs and .gnu script to produce it. Data: event logs on disk failure in two racks of a huge RAID disk system (2009-2016). disks1.raw disks2.raw Event logs to RC-filtered time series: RC-filt-disks-log.c  do-RC-filter-to-make-spikes-more-visible (bash script) --> disks1.log disks2.log Constant (horizontal line) indicating the level where users experienced system-down time Disrupted-operations-threshold disk-replacement-log.gnu disk-replacement-log.pdf