Inventor

XU XINLEI

CN206 patents

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

XU XINLEI

EMC IP HOLDING CO LLC

Flush strategy for using DRAM as cache media system and method

Reducing concurrency bottlenecks while rebuilding a failed drive in a data storage system

Disk extent rebalancing in mapped RAID storage arrays

Mapped RAID (redundant array of independent disks) in a data storage system with drive extents allocated to individual RAID extents from individual sub-groups of storage made up of ranges of logical block addresses defined across a group of hard disk drives

Mapped RAID (redundant array of independent disks) in a data storage system with RAID extent sub-groups that are used to perform drive extent allocation and data striping for sequential data accesses to a storage object

Caching techniques

System and method for creating mapped RAID group during expansion of extent pool

Mapping storage extents into resiliency groups

Methods, devices and computer readable mediums for data synchronization

Caching techniques duplicating dirty data in secondary cache

Method and apparatus for data copy

Managing mapped raid extents in data storage systems

Storage device array integration of dual-port NVMe device with DRAM cache and hostside portion of software stack system and method

System and method for end to end QoS solution for data storage systems

Balancing Mapped RAID background I/O with user I/O via dynamically changing background credits on Mapped RAID system and method

Task-based framework for synchronization of event handling between nodes in an active/active data storage system

Accelerating copy of zero-filled data extents

Reducing drive extent allocation changes while splitting a group of storage drives into partnership groups in response to addition of a storage drive to an array of storage drives in a data storage system that uses mapped RAID (redundant array of independent disks) technology

Assignment of newly added data storage drives to an original data storage drive partnership group and a new data storage drive partnership group in a mapped RAID (redundant array of independent disks) system

Methods and devices for writing data into a degraded array using a persistent cache

Method for storage management, electronic device and computer program product

Method, device and computer program product for storing data

Method, device and computer program product for managing storage system

Method and system for data integrity

System and method for implementing heterogeneous media types with raid

Method and device for managing storage system

Method, electronic device and computer readable storage medium of storage management

Method, electronic device and computer program product of allocating storage disks

Method, device, and computer program product for managing storage system

Method, apparatus and computer program product for managing storage system

Cache management method, storage system and computer program product

Method, device and computer program product for detecting incomplete write of data

Method, apparatus and computer program product for managing address in storage system

Method, apparatus and computer program product for managing storage system

Method and device of managing storage system

Method, device and computer program product for managing storage system

Method, device and computer programme product for storage management

Method, device and computer readable storage media for rebuilding redundant array of independent disks

Method and device of data rebuilding in storage system

Method, apparatus and computer program product for managing storage system

Data recovery method, data recovery system, and computer program product

Storage management method, electronic device and computer program product

System and method for improving I/O performance by introducing extent pool level I/O credits and user I/O credits throttling on Mapped RAID

Methods, apparatuses, and computer program products for controlling write requests in storage system

Method of storage management, storage system and computer program product

EMC CORP

Three layer key wrapping for securing encryption keys in a data storage system

Storing multiple encryption keys to protect data at rest

Balancing allocated cache pages among storage devices in a flash cache

Managing cache for improved data availability by associating cache pages with respective data objects