Inventor
SHACKELFORD DAVID M
US27 patents
⚠️ This page may combine multiple inventors who share the name “SHACKELFORD DAVID M”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
IBM
19 patentsUS6212531B1Apr 3, 2001
Method for implementing point-in-time copy using a snapshot function
IBM292 citations98
US6128630AOct 3, 2000
Journal space release for log-structured storage systems
IBM86 citations96
US9645747B2May 9, 2017
Management of allocation for alias devices
IBM4 citations84
US9344498B2May 17, 2016
Policy-based management of storage functions in data replication environments
IBM6 citations84
US7761426B2Jul 20, 2010
Apparatus, system, and method for continuously protecting data
IBM12 citations83
US8055943B2Nov 8, 2011
Synchronous and asynchronous continuous data protection
IBM13 citations82
US9514072B1Dec 6, 2016
Management of allocation for alias devices
IBM3 citations73
US10346062B2Jul 9, 2019
Point-in-time backups via a storage controller to an object storage cloud
IBM1 citations72
US9720786B2Aug 1, 2017
Resolving failed mirrored point-in-time copies with minimum disruption
IBM4 citations71
US11366593B2Jun 21, 2022
Point-in-time backups via a storage controller to an object storage cloud
IBM0 citations61
US10936208B2Mar 2, 2021
Point-in-time backups via a storage controller to an object storage cloud
IBM0 citations61
US9864706B2Jan 9, 2018
Management of allocation for alias devices
IBM0 citations52
US9588913B2Mar 7, 2017
Management of allocation for alias devices
IBM0 citations52
US8756389B2Jun 17, 2014
Prevention of overlay of production data by point in time copy operations in a host based asynchronous mirroring environment
IBM0 citations52
US9182922B2Nov 10, 2015
Dynamically adjusting write pacing by calculating a pacing level and then delaying writes for a first channel command word (CCW) based on pacing level
IBM1 citations51
US10394491B2Aug 27, 2019
Efficient asynchronous mirror copy of thin-provisioned volumes
IBM0 citations50
US10430121B2Oct 1, 2019
Efficient asynchronous mirror copy of fully provisioned volumes to thin-provisioned volumes
IBM0 citations39
US9729629B2Aug 8, 2017
Optimizing data transfer across multiple asynchronous data replication sessions using shared bandwidth
IBM0 citations39
US9542277B2Jan 10, 2017
High availability protection for asynchronous disaster recovery
IBM0 citations39
CLAYTON NICOLAS M
3 patentsUS8788768B2Jul 22, 2014
Maintaining mirror and storage system copies of volumes at multiple remote sites
CLAYTON NICOLAS M6 citations82
US8788772B2Jul 22, 2014
Maintaining mirror and storage system copies of volumes at multiple remote sites
CLAYTON NICOLAS M13 citations82
US8751762B2Jun 10, 2014
Prevention of overlay of production data by point in time copy operations in a host based asynchronous mirroring environment
CLAYTON NICOLAS M3 citations61