Data backup method of distributed file system

Y Wu, K Chen, W Zheng, Z Li - US Patent App. 14/593,358, 2015 - Google Patents
BACKGROUND 0003 HDFS (Hadoop Distributed File System), an open source distributed
file system developed with Java program ming language, is an application having high fault …

Placement of volume partition replica pairs

SP Dhoolam, CM Greenwood, MG Flaherty… - US Patent …, 2017 - Google Patents
A system and method for providing sets of partition placements, the system and method
including, receiving at least one placement request for a set of partitions of a volume. Based …

Object storage system capable of performing snapshots, branches and locking

G Regni, V Rancurel, D Pineau, G Gimenez… - US Patent …, 2019 - Google Patents
An apparatus is described including a large scale distributed storage system. The large
scale distributed storage system includes an object store. The large scale distributed storage …

De-duplicated virtual machine image transfer

S Al-Kiswany, M Ripeanu - US Patent 9,886,352, 2018 - Google Patents
Technologies are generally described for a system and method effective to copy virtual
machine images from a source to a destination memory. A processor may copy a first block …

Locking and I/O improvements of systems built with distributed consistent database implementations within an object store

G Regni, V Rancurel, M Verma - US Patent 10,366,070, 2019 - Google Patents
A storage system is described. The storage system includes an object store having a
plurality of objects containing information. The storage system also includes a cluster of …

Relative placement of volume partitions

SP Dhoolam, CM Greenwood, MG Flaherty… - US Patent …, 2017 - Google Patents
A system and method for providing sets of partition placements, the system and method
including determining a first set of placements for a first set of partitions first set of partitions …

Begin anchor annotation in DFAs

M Ruehle - US Patent 8,909,672, 2014 - Google Patents
Disclosed is a method and system of matching a string of symbols to a ruleset. The ruleset
comprise a set of rules. The method includes ignoring begin anchor requirements when …

Filter file system with inode number as primary database key

R Wideman, D Doerner, M Zeis - US Patent 10,503,692, 2019 - Google Patents
Example apparatus and methods identify files that are so small or so large that they
compromise the efficient operation of a file system that uses re-assignable one-to-one …

Region to host affinity for block allocation in clustered file system volume

P Krishnamurthy, S Mahabalarao, P Aithal… - US Patent …, 2020 - Google Patents
A method is provided for a computer to allocate a resource from a clustered file system
(CFS) volume stored on one or more physical storage devices to a file. The CFS volume …

Optimal method for deleting sub-blocks of a pointer block that do not have on-disk metadata headers for addresses

M Hiregoudar, P Aithal, PR Jangam… - US Patent …, 2022 - Google Patents
(57) ABSTRACT A method of deleting a first pointer block of a plurality of pointer blocks of a
file system from a storage device used by a plurality of applications, wherein the plurality of …