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Static Snapshots

Static Snapshots are traces taken statically of a file system rather than of system calls.

The following traces are free to download under the terms of the SNIA Trace Data Files Download License. Please note that cookies must be enabled within your browser in order to download traces.

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Trace Name	Details	Year Recorded	Timespan	Record Count	File Size	Actions
Microsoft Longitudinal Study	The raw data used for the FAST 2007 paper "A Five Year Study Of File System Metadata" by Nitin Agarwal, William J. Bolosky, John R. Douceur, and Jacob R. Lorch. There are five years worth of snapshot data, for years from 2000 to 2004. More Because of the size of the traces, they have been repackaged by IOTTA into 22 zip files. Each zip files contains information from the original snapshot, directory, and file info files, repackaged by user. More information on how the files were repackaged can be found in the readme-iotta.txt file found in each zip file. Less	2000-2004	5 Years	5 Billion		Download via BitTorrent View subtraces
Microsoft 1998 Static Study	Static snapshot of 4800 PCs at Microsoft. More Static analysis of 10,568 file systems on 4801 workstations at Microsoft. This data formed the basis for the paper "A Large-Scale Study of File-System Contents" by John R. Douceur and William J. Bolosky, published in ACM SIGMETRICS 1999. Less	1998	25 days	153 Million		Download via BitTorrent View subtraces
Multimedia file sizes	File-size data collected on various OSes, including measurements of multimedia files. More File-size data collected for the paper "A Study of Irregularities in File-Size Distributions". Less	2001			17.1 MB	Download via HTTP Download via BitTorrent

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