Inventor

WANG WENGUANG

US190 patents

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

WANG WENGUANG

VMWARE INC

Snapshots and clones in a block-based data deduplication storage system

Management of applications across nodes using exo-clones

Verification of metadata consistency across snapshot copy-on-write (COW) B+tree logical maps

Enhanced data encryption in distributed datastores using a cluster-wide fixed random tweak

Managing metadata for a backup data storage

Storing B-tree pages in capacity tier for erasure-coded storage in distributed data systems

Consistent snapshots and clones in an asymmetric virtual distributed file system

Providing end-to-end checksum within a distributed virtual storage area network module

System and methods of a CPU-efficient cache replacement algorithm

Data deduplication in a block-based storage system

Maintaing encryption keys to provide encryption on top of data deduplication

Data compression in a multi-layer distributed datastore

Architecture utilizing a middle map between logical to physical address mapping to support metadata updates for dynamic block relocation

Using data rebuilding to support large segments

Global deduplication on distributed storage using segment usage tables

Using an LSM tree file structure for the on-disk format of an object storage platform

Systems and methods for performing scalable Log-Structured Merge (LSM) tree compaction using sharding

File system that supports both case sensitive and case insensitive directory lookup

Shared data cache for kernel bypass applications

Fast file clone using copy-on-write B-tree

Log-structured B-tree for handling random writes

Opportunistic asynchronous deduplication using an in-memory cache

Low-latency shared memory channel across address spaces without system call overhead in a computing system

Large range lookups for Bϵ-tree

Distributed, scalable key-value store

Read performance of log-structured file system (LFS)-based storage systems that support copy-on-write (COW) snapshotting

Distributed object storage supporting difference-level snapshots

File granular data de-duplication effectiveness metric for data de-duplication

Concurrent memory management in a computing system

Combining the metadata and data address spaces of a distributed storage object via a composite object configuration tree

Method and system for fast building and testing software

Data channel between a client and a restartable service

Transparent server failover in stateful distributed protocols

Encryption in a distributed storage system utilizing cluster-wide encryption keys

Upgrading the file system of objects in a distributed storage system

Using data mirroring across multiple regions to reduce the likelihood of losing objects maintained in cloud object storage

Scalable I/O operations on a log-structured merge (LSM) tree

Using erasure coding across multiple regions to reduce the likelihood of losing objects maintained in cloud object storage

Reduced write amplification using small-block log

Updating stored content in an architecture utilizing a middle map between logical and physical block addresses

APPLE INC

Logical volume space sharing

Methods and apparatuses for selective code coverage

Concurrent access methods for tree data structures

Verifying integrity of file system data structures

HORN DERIC S

Location independent files

System and method for in-place encryption

VMware LLC

Aggregating block mapping metadata to improve linked clone read performance

WANG WENGUANG

Methods and apparatuses to optimize updates in a file system based on birth time

MACKO PETER

Data migration for composite non-volatile storage device

STRAIN OWEN JOSEPH

Optimized b-tree