Finding a needle in Haystack: Facebook’s photo storage
retrieve a single image. After reducing directory sizes to hundreds of images per directory, the resulting system would still generally incur 3 disk operations to fetch an image: one to read the directory metadata into memory, a second to load the inode into memory, and a third to read the file contents. To further reduce disk operations we ...
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UC San Diego On the effectiveness of mitigations …
www.usenix.orgOn the effectiveness of mitigations against floating-point timing channels David Kohlbrenner Hovav Shacham UC San Diego How effective are?
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Strangely Enough It All Turns Out Well - usenix.org
www.usenix.org• Venture Capital 101 and Building the Business • End Game – Acquisition Angst – and Assimilation • Working for Corporate America • Things I will do differently next time …. A Brief History of Softway Systems • The Mission: build an environment to allow UNIX apps to be
F Reload: A High Resolution, Low Noise, L3 Cache Side ...
www.usenix.orgFlush+Reload: A High Resolution, Low Noise, L3 Cache Side-Channel Attack ... FLUSH +RELOAD: a High Resolution, Low Noise, L3 Cache Side-Channel Attack Yuval Yarom Katrina Falkner The University of Adelaide Abstract Sharing memory pages between non-trusting processes is a common method of reducing the memory footprint of multi-tenanted systems ...
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Identifying Trends in Enterprise Data Protection Systems
www.usenix.orgIdentifying Trends in Enterprise Data Protection Systems George Amvrosiadis Dept. of Computer Science, University of Toronto ... Understanding com- ... ratios Deduplication can result in the reduction of backup image sizes by more than 88%,
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Estimating Unseen Deduplication— from Theory to Practice
www.usenix.orgment depends on the data itself and on the storage media that it resides on. The technique is based ... deduplication and data reduction in general, makes more sense than ever. Combined with the popularity of modern ... Understanding the estimation accuracy. The proofs of accuracy of the Unseen algorithm are the-
www.usenix.org
www.usenix.orgArchitecture and Implementation R. A. P. of Guide, an Object-Oriented Distributed System Balter, J. Bernadat, D. Decouchant, A. Duda, Freyssinet, S. Krakowiak, M ...
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Fear the Reaper: Characterization and Fast Detection of ...
www.usenix.orgFear the Reaper: Characterization and Fast Detection of Card Skimmers Nolen Scaife University of Florida scaife@ufl.edu Christian Peeters University of Florida
Under New Management: Practical Attacks on SNMPv3
www.usenix.orgdone via SNMP, the serial port, or a web interface. Of these options, only SNMP allows for scalable configura-tion management accross a diverse group of devices. For example, a managed LAN switch can be configured with features such as port specific Quality of Service (QoS)
File Systems Fated for Senescence? Nonsense, Says Science!
www.usenix.organd file system design that could substantially affect ag-ing. For example, a back-of-the-envelope analysis sug-gests that aging should get worse as rotating disks get
Core Job Descriptions - USENIX
www.usenix.org4 / Core Job Descriptions n Ability to identify/locate shared resources and perform simple tasks (e.g., manipulate jobs in a print queue, figure out why a network file system isn’t available) n Works well alone or on a team Required Background n Two years of college …
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