Wayne A Sawdon  Wayne A Sawdon photo         

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CTO and Strategy Architect for IBM Spectrum Scale and Elastic Storage Server
Almaden Research Center, San Jose, CA, USA
  +1dash408dash927dash1848

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2018

Organization for Efficient Data Analytics
Subashini Balachandran, Wayne A. Sawdon, Rui Zhang
sequential access, metaobject, metadata, file attribute, database, data analysis, computer science, computer data storage
Abstract


2017

KEY-VALUE STORE FOR MANAGING USER FILES BASED ON PAIRS OF KEY-VALUE PAIRS
Elli Androulaki, Robert Basham, Nikola Knezevic, Martin Petermann, Harold J. Roberson Ii, Wayne A. Sawdon, Alessandro Sorniotti
metadata, database, computer science, computer program, attribute value pair, associative array
Abstract

EARLY COMPRESSION RELATED PROCESSING WITH OFFLINE COMPRESSION
Mihail C. Constantinescu, Joseph S. Glider, Danny Harnik, Leo Luan, Wayne A. Sawdon, Frank B. Schmuck
volume, file system, data file, data compression ratio, computer science, computer hardware, compression, compressibility, block
Abstract

COMPRESSED DATA REARRANGEMENT TO OPTIMIZE FILE COMPRESSION
Corneliu M. Constantinescu, Leo Shyh-wei Luan, Wayne A. Sawdon, Frank B. Schmuck
volume, padding, data compression, computer science, computer hardware, compression
Abstract

COMPRESSED DATA LAYOUT FOR OPTIMIZING DATA TRANSACTIONS
Corneliu M. Constantinescu, Leo Shyh-wei Luan, Wayne A. Sawdon, Frank B. Schmuck
random access, partition, parallel computing, data compression, computer science, compression, block
Abstract

COMPRESSED DATA LAYOUT WITH VARIABLE GROUP SIZE
Corneliu M. Constantinescu, Leo Shyh-wei Luan, Wayne A. Sawdon, Frank B. Schmuck
volume, persistence, fragmentation, data compression, computer science, computer hardware, compression ratio, compression, color cell compression, block
Abstract


2016

Restore of full system backup and incremental backups using multiple simultaneous device streams
Sawdon, Wayne A and Schmuck, Frank B
US Patent 9,355,098
Abstract


2015

Posixly secure open and access files by inode number
Marc A. Kaplan, Wayne A. Sawdon
inode, working directory, ticket granting ticket, ticket, operating system, lightweight directory access protocol, directory information tree, directory, database, computer science, access control list
Abstract

Clone file backup and restore
Bender, Stefan and Haustein, Nils and Mueller-Wicke, Dominic and Sawdon, Wayne A and Smith, James P
US Patent App. 14/859,673
Abstract

Clone file backup and restore
Bender, Stefan and Haustein, Nils and Mueller-Wicke, Dominic and Sawdon, Wayne A and Smith, James P
US Patent App. 14/672,936
Abstract

Policy-based, multi-scheme data reduction for computer memory
Constantinescu, M Corneliu and Kaplan, Marc A and Luan, Leo and Oehme, Sven and Sawdon, Wayne A and Schmuck, Frank B
US Patent App. 14/627,385
Abstract


2014

Using a metadata image of a file system and archive instance to restore data objects in the file system
Berman, Steven M and Mueller-Wicke, Dominic and Sawdon, Wayne A and Smith, James P
US Patent 8,914,334
Abstract

Augmented directory hash for efficient file system operations and data management
Kaplan, Marc A and Sawdon, Wayne A
US Patent App. 14/316,098
Abstract

Hybrid backup and restore of very large file system using metadata image backup and traditional backup
Berman, Steven M and Garimella, Neeta and Sawdon, Wayne A
US Patent 8,639,665
Abstract


2012

HSM two-way orphan reconciliation for extremely large file systems
Brixius, Carsten and Fischer, Dietmar and Hineman, Wayne C and Mueller, Christian and Noddings, Douglas S and Sawdon, Wayne A
US Patent 8,103,621
Abstract

Scalable file management for a shared file system
Kaplan, Marc A and Sawdon, Wayne A
US Patent 8,341,130
Abstract

Multi-phase file system restore with selective on-demand data availability
Sawdon, Wayne A and Schmuck, Frank B
US Patent 8,204,863
Abstract


2011

Allocating space on data storage devices in proportion to weights associated with the devices
Sawdon, Wayne A and Haskin, Roger L and Schmuck, Frank B and Wyllie, James C
US Patent 7,934,056
Abstract

Efficient hierarchical storage management of a file system with snapshots
Sawdon, Wayne A and Schmuck, Frank B
US Patent 8,055,864
Abstract


2009

Synchronous Deletion of Managed Files
Brixius, Carsten and Hineman, Wayne C and Mueller, Christian and Noddings, Douglas S and Sawdon, Wayne A
US Patent App. 12/358,494
Abstract

Providing a snapshot of a subset of a file system
Sawdon, Wayne A and Schmuck, Frank B
US Patent 7,502,801
Abstract


2008

Hierarchical storage management for a file system providing snapshots
Wayne Sawdon, Frank Schmuck
inode pointer structure, versioning file system, unix file types, stub file, self certifying file system, file system fragmentation, file area network, file control block, database, computer science, computer hardware
Abstract

Allocating space on data storage devices in proportion to weights associated with the devices
Sawdon, Wayne A and Haskin, Roger L and Schmuck, Frank B and Wyllie, James C
US Patent 7,325,120
Abstract


2007

Rapid restoration of file system usage in very large file systems
Curran, Robert J and Sawdon, Wayne A and Schmuck, Frank B
US Patent 7,234,077
Abstract

File system for providing access to a snapshot dataset where disk address in the inode is equal to a ditto address for indicating that the disk address is invalid disk address
Sawdon, Wayne A and Schmuck, Frank B
US Patent 7,216,135
Abstract


2006

Method for policy-based data placement when restoring files from off-line storage
Kaplan, Marc A and Sawdon, Wayne A and Schmuck, Frank B
US Patent App. 11/534,897
Abstract

Providing a snapshot of a subject of a file system
Sawdon, Wayne A and Schmuck, Frank B
US Patent 7,111,014
Abstract

Ditto address indicating true disk address for actual data blocks stored in one of an inode of the file system and subsequent snapshot
Haskin, Roger L and Sawdon, Wayne A and Schmuck, Frank B and Wyllie, James C
US Patent 7,043,503
Abstract

Parallel high speed backup for a storage area network (SAN) file system
Curran, Robert J and McNabb, Daniel L and Michalaros, Demetrios K and Sawdon, Wayne A and Schmuck, Frank B and Wyllie, James C
US Patent 7,092,976
Abstract

Writable file system snapshot with ditto address feature
Sawdon, Wayne A and Schmuck, Frank B and Wyllie, James C
US Patent 7,085,785
Abstract


2005

Standby File System With Snapshot Feature
Marc M Eshel, Roger L Haskin, Wayne A Sawdon, Frank B Schmuck

Generating data set of the first file system by determining a set of changes between data stored in first snapshot of the first file system, and data stored in second snapshot of the first file system
Eshel, Marc M and Haskin, Roger L and Sawdon, Wayne A and Schmuck, Frank B
US Patent 6,959,310
Abstract

Plurality of file systems using weighted allocation to allocate space on one or more storage devices
Sawdon, Wayne A and Haskin, Roger L and Schmuck, Frank B and Wyllie, James C
US Patent 6,928,459
Abstract

Generating data set of the first file system by determining a set of changes between data stored in first snapshot of the first file system, and data stored in second snapshot of the first file system
Eshel, Marc M and Haskin, Roger L and Sawdon, Wayne A and Schmuck, Frank B
US Patent 6,959,310
Abstract


2004

System for determining the order and frequency in which space is allocated on individual storage devices
Sawdon, Wayne A and Haskin, Roger L and Schmuck, Frank B and Wyllie, James C
US Patent 6,829,678
Abstract

Providing a snapshot of a subset of a file system
Sawdon, Wayne A and Schmuck, Frank B
US Patent 6,829,617
Abstract

Deferred copy-on-write of a snapshot
Sawdon, Wayne A and Schmuck, Frank B
US Patent 6,748,504
Abstract


2003

Efficient method for copying and creating block-level incremental backups of large files and sparse files
Curran, Robert and Sawdon, Wayne and Schmuck, Frank
US Patent App. 10/602,159
Abstract


2002

File system snapshot with ditto address feature
Roger L. Haskin, Wayne A. Sawdon, Frank B. Schmuck, James C. Wyllie
inode pointer structure, inode, versioning file system, snapshot, shadow, operating system, file system, database, computer science, computer file, block
Abstract

Dynamic links to file system snapshots
Wayne A. Sawdon, Frank B. Schmuck
inode pointer structure, inode, snapshot, operating system, identifier, file system, database, computer science, block
Abstract


1994

Log archive filtering method for transaction-consistent forward recovery from catastrophic media failures
Daniels, Dean S and Sawdon, Wayne A and Haskin, Roger L
US Patent 5,278,982
Abstract




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