Inventor

HAFNER JAMES L

US42 patents

⚠️ This page may combine multiple inventors who share the name “HAFNER JAMES L”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

HAFNER JAMES L

IBM

Data integrity validation in storage systems

Data integrity validation in storage systems

Distributed storage system capable of restoring data in case of a storage failure

System and method for packing heat producing devices in an array to prevent local overheating

Migrating local cache state with a virtual machine

Volummetric linear interpolation

Multiple erasure codes for distributed storage

Multiple erasure codes for distributed storage

Detection and correction of dropped write errors in a data storage system

Host-side cache migration

Instant recovery in a multi-grained caching framework

Supporting concurrent operations at fine granularity in a caching framework

Reducing defragmentation in a multi-grained writeback cache

Space allocation in a multi-grained writeback cache

Storing data in multi-region storage devices

Scalable metadata management in a multi-grained caching framework

Distributed coding for multiple dimensional parities

Detection and correction of dropped write errors in a data storage system

Detection and correction of dropped write errors in a data storage system

Reducing defragmentation in a multi-grained writeback cache

Multiple erasure codes for distributed storage

Error checking addressable blocks in storage

Storing data in multi-region storage devices

BLAUM MARIO

Nested multiple erasure correcting codes for storage arrays

Multiple erasure correcting codes for storage arrays

Nested multiple erasure correcting codes for storage arrays

Partial-maximum distance separable (PMDS) erasure correcting codes for storage arrays

Partial-maximum distance separable (PMDS) erasure correcting codes for storage arrays

BENHASE MICHAEL T

Prefetching tracks using multiple caches

Prefetching data tracks and parity data to use for destaging updated tracks

Prefetching tracks using multiple caches

Prefetching data tracks and parity data to use for destaging updated tracks

CHAMBLISS DAVID D

Rebuilding lost data in a distributed redundancy data storage system

Full-stripe-write protocol for maintaining parity coherency in a write-back distributed redundancy data storage system

Full-stripe-write protocol for maintaining parity coherency in a write-back distributed redundancy data storage system

BELLUOMINI WENDY A

Storage system cache using flash memory with direct block access

Optimized flash based cache memory

Optimized flash based cache memory

HAFNER JAMES L

Read-other protocol for maintaining parity coherency in a write-back distributed redundancy data storage system

Read-modify-write protocol for maintaining parity coherency in a write-back distributed redundancy data storage system

AMBROSIO RONALD

Electric vehicle charging transaction interface for managing electric vehicle charging transactions

ABALI BULENT

Storage redundant array of independent drives