Inventor

DAHLEN DENNIS J

US36 patents

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

DAHLEN DENNIS J

IBM

Method and apparatus for expansion, contraction, and reapportionment of structured external storage structures

System of performing parallel cleanup of segments of a lock structure located within a coupling facility

Method of performing parallel cleanup of segments of a lock structure

System and method for calibrating a time of day clock in a computing system node provided in a multi-node network

Method, system and program products for modifying coupling facility structures

Directed allocation of coupling facility structures

Method and apparatus for previewing the results of a data structure allocation

Channel subsystem server time protocol commands and system therefor

Synchronizing processing of commands invoked against duplexed coupling facility structures

Restarting a coupling facility command using a token from another coupling facility command

Method, system and program products for copying coupling facility structures

Method and apparatus for controlling access by a plurality of processors to a shared resource

Facilitating synchronization of servers in a coordinated timing network

Method, system and program products for copying coupling facility lock structures

Execution of serialized work data with interlocked full area instructions

Server time protocol messages and methods

Definition of an active stratum-1 server in a coordinated timing network

Performing parallel cleanup of segments of a lock structure

Server time protocol control messages and methods

Channel subsystem server time protocol commands

Channel subsystem server time protocol commands

Failsafe recovery facility in a coordinated timing network

Facilitating recovery in a coordinated timing network

Method, system and program products for copying coupling facility list structures

Backup power source used in indicating that server may leave network

Coordinated timing network configuration parameter update procedure

Maintaining a primary time server as the current time server in response to failure of time code receivers of the primary time server

Migrating and retrieving queued data in byte-addressable storage

Migrating and retrieving queued data in byte-addressable storage

Establishing a logical path between servers in a coordinated timing network

Computing system including PLSO command to maintain equivalency between independent coupling facilities

CARLSON SCOTT M

Server time protocol messages and methods

Channel subsystem server time protocol commands

Coordinated timing network having servers of different capabilities

Employing configuration information to determine the role of a server in a coordinated timing network

DAHLEN DENNIS J

System and method for calibrating a time of day (TOD) clock in a computing system node provided in a multi-node network