(57) ABSTRACT A log management system is devised to easily discover improper handling
log information by managers. Virtual operation systems (OS) are respectively installed for …

BACKGROUND 1. Technical Field This disclosure generally relates to replication of
computer resources, and more speci? cally relates to data replication Which combines …

For business continuity and user satisfaction, a computer system/service is required to be
available for its users at all times. However, computer systems do fail and the computer …

Methods and apparatus for performing encryption for data at rest at a port of a network
device such as a switch are disclosed. Specifically, when data is received from a host during …

Replication handling among distinct network transfer layers, including: establishing, over a
first type of network messaging layer, a communication link for replication between a first …

(57) ABSTRACT A system for accelerating database transaction processing by controlling
data replication includes a first control unit configured to manage a first storage device and …

A relay device includes a first storage unit, a second storage unit and a processor. The
processor extracts a duplication pattern, which is an identical portion between data stored in …

Replication handling during storage system transportation, including: replicating, between a
first storage system and a second storage system that are both located at a first physical …

A method of, and system for, asynchronous data transmission are disclosed which have
application in the transmission of stock exchange data or replicated memory data. Later …

The present invention provides a log management system which is devised so that improper
behavior by managers with regard to the log information can easily be discovered. Virtual …