Inventor

GAO JUNLONG

US37 patents

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

GAO JUNLONG

VMWARE INC

Managing metadata for a backup data storage

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

Distributed object storage supporting difference-level snapshots

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

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

Log-structured formats for managing archived storage of objects

Scale out chunk store to multiple nodes to allow concurrent deduplication

Resumable copy-on-write (COW) B+tree pages deletion

Supporting deduplication in file storage using file chunk hashes

Supporting deduplication in object storage using subset hashes

Tiering data to a cold storage tier of cloud object storage

Small in-memory cache to speed up chunk store operation for deduplication

Fast algorithm to find file system difference for deduplication

Probabilistic algorithm to check whether a file is unique for deduplication

Writing data to an LSM tree file structure using consistent cache staging

Using erasure coding in a single region to reduce the likelihood of losing objects maintained in cloud object storage

Scalable segment cleaning for a log-structured file system

Efficient garbage collection of variable size chunking deduplication

Organize chunk store to preserve locality of hash values and reference counts for deduplication

Lockless synchronization of LSM tree metadata in a distributed system

Synchronization of index copies in an LSM tree file system

Recovering the metadata of data backed up in cloud object storage

Shrinking segment cleaning algorithm in an object storage

System and method for reducing read amplification of archival storage using proactive consolidation

System and method of a highly concurrent cache replacement algorithm

Lockless method for writing updated versions of a configuration data file for a distributed file system using directory renaming

Isolation of concurrent read and write transactions on the same file

Limiting blast radius for critical on-disk data corruptions in a distributed storage system

VMware LLC

Efficient incremental journal truncation policy

Enhancing efficiency of segment cleaning for a log-structured file system

Efficient replication of file clones

Efficient write-back for journal truncation

Dynamic growth of data caches using background processes for hash bucket growth

ZHEJIANG XIANFENG TECH CO LTD

Method for preparing 5-(4-bromophenyl)-4,6-dichloropyrimidine