'Write log' diaporamas de présentation

619 views • 44 slides

Consistency of Replicated Data in Weakly Connected Systems

Consistency of Replicated Data in Weakly Connected Systems. CS444N, Spring 2002 Instructor: Mary Baker. How will people use mobile computers?. Traditional client of a file system? Coda, Ficus Client of generalized server? Bayou Xterm? Stand-alone host on the Internet? Mobile IP, TRIAD

515 views • 38 slides

Consistency of Replicated Data in Weakly Connected Systems

Consistency of Replicated Data in Weakly Connected Systems. CS444N, Spring 2002 Instructor: Mary Baker. How will people use mobile computers?. Traditional client of a file system? Coda, Ficus Client of generalized server? Bayou Xterm? Stand-alone host on the Internet? Mobile IP, TRIAD

508 views • 38 slides

Mobility

Mobility. Victoria Krafft CS 614 10/25/05. General Idea. People and their machines move around Machines want to share data Networks and machines fail Network connections not available everywhere. Solution:.

413 views • 32 slides

Mobility in Distributed Computing

Mobility in Distributed Computing. With Special Emphasis on Data Mobility. Computing Culture. Culture - The predominating attitudes and behavior that characterize the functioning of a group or organization. 1 Computing Culture MUST align with social culture to be effective.

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Log Tuning

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MASSIVE ARRAYS OF IDLE DISKS FOR STORAGE ARCHIVES

MASSIVE ARRAYS OF IDLE DISKS FOR STORAGE ARCHIVES. D. Colarelli D. Grunwald U. Colorado, Boulder. Highlights. Paper proposes To replace tape libraries by large non-redundant arrays of disks To cache on active drives Files that have been recently accessed Update logs for other files

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Recoverability

Recoverability. Recoverable sector D 0 D 1 chooser. Larger actions? Commit point. id ?. begin_ra(). ABORT(). COMMIT(). end_ra(). Version histories. Cell storage Install. Journal storage x. WriteJournal (item x, v, id). ReadJournal (item x, v, id).

186 views • 9 slides