Global Enqueue Service

E427659

Global Enqueue Service is an Oracle Real Application Clusters (RAC) background process that coordinates and manages global locks and resource access across multiple database instances in a cluster.

All labels observed (1)

Label Occurrences
Global Enqueue Service canonical 3

How this entity was disambiguated

Statements (45)

Predicate Object
instanceOf Oracle RAC background process ⓘ
cluster-wide lock manager ⓘ
associatedWith Global Cache Service ⓘ
Oracle RAC lock management ⓘ
category Oracle background process ⓘ
concurrency control component ⓘ
communicatesVia cluster interconnect ⓘ
coordinates access to dictionary cache resources ⓘ
access to enqueue resources ⓘ
access to library cache resources ⓘ
access to shared data blocks ⓘ
coordinatesBetween multiple database instances in a cluster ⓘ
detects global deadlocks ⓘ
documentation Oracle Database Concepts manual ⓘ
linked to: Oracle Database

Oracle Database Real Application Clusters Administration and Deployment Guide ⓘ
ensures cluster-wide data consistency ⓘ
serialization of conflicting operations ⓘ
goal maintain global lock state consistency ⓘ
minimize lock contention across instances ⓘ
granularity resource-level locking ⓘ
handles lock acquisition requests ⓘ
lock conversion requests ⓘ
lock release requests ⓘ
hasAbbreviation GES ⓘ
implementedIn Oracle Database software ⓘ
linked to: Oracle Database
manages global locks ⓘ
global resources ⓘ
monitors global resource usage ⓘ
operatesOn RAC database resources ⓘ
partOf Oracle Real Application Clusters ⓘ
prevents global deadlocks when possible ⓘ
primaryFunction coordinate global locks ⓘ
manage resource access across instances ⓘ
relevantFromVersion Oracle 9i RAC and later ⓘ
requires cluster interconnect communication ⓘ
resolves global deadlocks ⓘ
runsIn Oracle Real Application Clusters environment ⓘ
Oracle database instance ⓘ
scope cluster-wide ⓘ
supports multi-instance concurrency ⓘ
supportsFeature cache fusion ⓘ
typeOfLocking global enqueue-based locking ⓘ
uses global enqueue mechanism ⓘ
worksWith Global Cache Service processes ⓘ
Global Resource Directory ⓘ

How these facts were elicited

Referenced by (3)

Full triples — surface form annotated when it differs from this entity's canonical label.

Oracle Real Application Clusters → hasComponent → Global Enqueue Service ⓘ
Oracle RAC → component → Global Enqueue Service ⓘ
subject linked to: RAC
Global Cache Service → relatedTo → Global Enqueue Service ⓘ