Archive fragmented files to increase redundancy. Session based API ... Bayou. Byzantine agreement protocol. Block Based Comparison on Encrypted Data. Archival Storage ...
Sean Rhea, Patrick Eaton, Dennis Geels, Hakim Weatherspoon, Ben Zhao and John Kubiatowicz ... Provide an Internet-scale cooperative file system. High ...
OceanStore: An Infrastructure for Global-Scale Persistent Storage John Kubiatowicz, David Bindel, Yan Chen, Steven Czerwinski, Patrick Eaton, Dennis Geels ...
Advanced Topics in Computer Systems Final Project. EECS Department, CS Division ... A node switches parents if it can get a 10% improvement in a certain metric (eg: ...
Virtualization through Tapestry. OceanStore messages are addressed with a GUID. Tapestry forwards these messages to host containing a resource with that GUID ...
Responsible Party: ... Birthday paradox requires over 280 unique objects before collisions worrisome ... submitted to Responsible Party which chooses a final ...
Rapid growth of bandwidth in the interior of the net. Broadband to the ... Want: Geographic independence for availability, durability, and ... Like hologram ...
An introduction to introspective techniques for ... Allows reverse lookup ... the FHB with the results from the reverse lookup in the first-order tables ...
A Bloom filter is a bit-vector of length w with a family of hash functions ... Attenuated Bloom Filters ... Attenuated Bloom Filter for the outgoing link A ...
Enable clustering for pre-fetching. 6. Object design. Information to store ... Should improve pre-fetching ability. 14. Example block hints. FOLDER KEY. Ostore ...
OceanStore Global-Scale Persistent Storage John Kubiatowicz University of California at Berkeley Context: Project Endeavour Interdisciplinary, Technology-Centered ...
OceanStore Global-Scale Persistent Storage John Kubiatowicz University of California at Berkeley Context: Project Endeavour Interdisciplinary, Technology-Centered ...
Each node periodically probes a subset of its siblings and grandparent. ... Used a static Tapestry implementation. Network Characteristics. 196 nodes. 4 Transit Nodes. ...
Rapid growth of bandwidth in the interior of the net. Broadband to ... If 1 gig files (ok, a stretch), get almost 1 mole of bytes! OceanStore:4. Networking Day ...
Consumers of data move, change from one device to another, work ... of service' need 12TB of spinning storage ... 100TB of spinning storage (Brewster Kahle) ...
OceanStore. Toward Global-Scale, Self-Repairing, Secure and Persistent ... Rapid growth of bandwidth in the interior of the net. Broadband to ... hologram ...
Rapid growth of bandwidth in the interior of the net. Broadband to the ... Cross-administrative domain. Metric: MOLE OF BYTES (6 1023) OceanStore:4. FDIS 2002 ...
OceanStore/Tapestry. Toward Global-Scale, Self-Repairing, ... Clothing? Walls? Connectivity everywhere: Rapid growth of bandwidth in the interior of the net ...
Consistency/Conflict resolution. Multiple copies must have well-defined relationship ... Conflict Resolution, not consistency. policies set via domain specific ...
Opportunities for Continuous Tuning in a Global Scale File System John Kubiatowicz University of California at Berkeley The OceanStore Premise: A Utility-based ...
Bit Torrent. Gnutella. Kazaa. Low. Effect. High. Trust. Encryption. Anonymity. Freenet. Oceanstore ... (2003), a little bit of convergence has happened, ...
Principal Resource OceanStore: An Architecture for Global-Scale Persistent Storage: John Kubiatowicz, Davic Bindel, Yan Chen, Steven Czerwinski, Patrick Eaton, Dennis ...
Verifying Distributed Erasure-Coded Data. James Hendricks, Gregory R. Ganger ... Oceanstore Rhea et. al [FAST 2003] Farsite Adya et. al [OSDI 2002] ...
The growing complexity of computing systems has motivated a need for self-managing systems. ... Impala. OceanStore. Model-Driven Autonomic Manager. Bison ...
Used in several important P2P networks like Microsoft's Pastry and UC ... also the backbone of Oceanstore, blueprint of a persistent global-scale storage system ...
System MTTF decrease significantly with increasing number of blocks. Thank you. * * Title: Erasure Coding vs. Replication: A Quantiative Comparison Author: CUHK
Individual user accounts with INBOX and folders. Send e-mail through SMTP proxy ... Mail needs global scale and mobility. Tested client APIs and tentative updates ...
Consumers of data move, change from one device to another, work in cafes, ... Introspective Monitoring and ... Initial introspective gathering of tacit ...
Title: PowerPoint Presentation Last modified by: Tony White Created Date: 1/1/1601 12:00:00 AM Document presentation format: On-screen Show Other titles
Review: Encryption. Protect privacy of data on insecure channel. Shared key ... Encryption should be transparent! Cryptography and Permissions. What policy are ...
Deployed Java implementation on 67 nodes. Large scale ... command mode can be used as a wall / zephyr like tool. Interweave: deterministic file sharing ...
... not be a problem, but a fact; not to be solved, but to be coped with over time' ... Availability = MTTF/MTBF= MTTF / (MTTF MTTR) - rather than just making MTTF ...