Inventor

DAVID BAR

IL26 patents

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

DAVID BAR

EMC IP HOLDING CO LLC

System and method of handling journal space in a storage cluster with multiple delta log instances

Transactional update system and method

Storage system with loopback replication process providing unique identifiers for collision-free object pairing

System and method for lockless reading of metadata pages

Caching techniques

System and method for reducing reference count update contention in metadata blocks

System and method for invalidating multi-level hash table buckets

System and method for near-instant unmapping and write-same in a log-structured storage cluster

Techniques for metadata updating and retrieval

Dependency resolution for lazy snapshots in storage cluster with delta log based architecture

System and method for generating bitmaps of metadata changes

Migration from an asynchronous execution model to a synchronous execution model

System and method for lockless destaging of metadata pages

Balanced winner assignment for deadlock resolution

Techniques for performing offload copy operations

System and method for storage node data synchronization

System and method for consistent metadata access based on local locks semantics in a multi-node cluster

DELL PRODUCTS LP

Techniques for efficient journal space handling and recovery processing with multiple logs

Resource allocation techniques using a metadata log

Techniques for performing metadata updates for cache consistency

Method and system for improving performance during deduplication

System and method for sharing write locks for specific operation types

Maintaining smooth metadata log destaging and burst tolerance

Techniques for efficient user log flushing with shortcut logical address binding and postponing mapping information updates

Techniques for recording metadata changes

Techniques for performing metadata updates