Chubby lock service
E697153
Chubby lock service is a distributed locking and naming service developed by Google to coordinate and manage consistency among large-scale distributed systems.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Chubby lock service canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T7932396 — resolving that mention is where its identity was fixed. The disambiguator weighed these candidate entities and picked the highlighted one (or “None”, minting a new entity). This is how homonymy is resolved: the same surface form can point to different entities.
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Chubby lock service Context triple: [Bigtable, basedOn, Chubby lock service]
-
A.
Cascade Locks
Cascade Locks is a small city in northern Oregon along the Columbia River Gorge, known as a gateway to outdoor recreation and scenic waterfalls.
-
B.
Lockit
Lockit is the corrupt jailer and one of the main antagonists in John Gay's satirical ballad opera "The Beggar's Opera."
-
C.
Gamebridge Lock
Gamebridge Lock is a navigational lock on Ontario’s Trent–Severn Waterway that helps vessels transition between different water levels along the canal system.
-
D.
Locks
"Locks" is a short story by Neil Gaiman, featured in his collection *Fragile Things*, that intertwines a retelling of "Goldilocks and the Three Bears" with reflections on parenthood and storytelling.
-
E.
Cuton Lock
Cuton Lock is a canal lock on the River Chelmer in Essex, England, used to raise and lower boats along the Chelmer and Blackwater Navigation.
- F. None of above. chosen
- G. Unsure - the case is ambiguous/there is not enough information to decide.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Chubby lock service Target entity description: Chubby lock service is a distributed locking and naming service developed by Google to coordinate and manage consistency among large-scale distributed systems.
-
A.
Cascade Locks
Cascade Locks is a small city in northern Oregon along the Columbia River Gorge, known as a gateway to outdoor recreation and scenic waterfalls.
-
B.
Lockit
Lockit is the corrupt jailer and one of the main antagonists in John Gay's satirical ballad opera "The Beggar's Opera."
-
C.
Gamebridge Lock
Gamebridge Lock is a navigational lock on Ontario’s Trent–Severn Waterway that helps vessels transition between different water levels along the canal system.
-
D.
Locks
"Locks" is a short story by Neil Gaiman, featured in his collection *Fragile Things*, that intertwines a retelling of "Goldilocks and the Three Bears" with reflections on parenthood and storytelling.
-
E.
Cuton Lock
Cuton Lock is a canal lock on the River Chelmer in Essex, England, used to raise and lower boats along the Chelmer and Blackwater Navigation.
- F. None of above. chosen
Statements (49)
| Predicate | Object |
|---|---|
| instanceOf |
distributed lock service
ⓘ
naming service ⓘ |
| basedOn | Paxos consensus algorithm NERFINISHED ⓘ |
| clientInteraction |
clients acquire locks via file operations
ⓘ
clients open handles to files ⓘ |
| consistencyModel | strong consistency ⓘ |
| designGoal |
high availability
ⓘ
reliability ⓘ simplicity of client API ⓘ tolerate partial failures ⓘ |
| developer | Google ⓘ |
| environment | Google production infrastructure NERFINISHED ⓘ |
| failureTolerance | tolerates failure of minority of replicas ⓘ |
| handles |
configuration storage
ⓘ
discovery of primary servers ⓘ master election for distributed systems ⓘ |
| hasArchitecture | replicated state machine ⓘ |
| hasComponent |
Chubby clients
ⓘ
Chubby master NERFINISHED ⓘ Chubby replicas ⓘ |
| languageOfAPI |
C++ client library
ⓘ
other internal Google languages ⓘ |
| lockGranularity | file-level locks ⓘ |
| lockType |
reader lock
ⓘ
writer lock ⓘ |
| namespaceModel | hierarchical namespace ⓘ |
| paperAuthors | Mike Burrows NERFINISHED ⓘ |
| paperPublishedAt | OSDI 2006 NERFINISHED ⓘ |
| paperTitle | The Chubby lock service for loosely-coupled distributed systems NERFINISHED ⓘ |
| paperType | research paper ⓘ |
| provides |
coarse-grained locking
ⓘ
distributed locking ⓘ naming ⓘ |
| purpose |
coordinate large-scale distributed systems
ⓘ
manage consistency in distributed systems ⓘ |
| replicationFactor | typically five replicas ⓘ |
| supports |
advisory locks
ⓘ
caching of file contents ⓘ caching of metadata ⓘ directories ⓘ event notifications ⓘ file-system-like namespace ⓘ files ⓘ |
| usedBy |
Bigtable
NERFINISHED
ⓘ
Google File System NERFINISHED ⓘ Google internal distributed systems ⓘ |
| usesConcept |
keep-alive messages
ⓘ
leases ⓘ sessions ⓘ |
How these facts were elicited
The pipeline generated the facts above by prompting gpt-5.1 with this entity's name + description and the instruction below.
Instruction
You are a knowledge base construction expert. Given a subject entity and a description of it, return factual statements that you know for the subject as a JSON list of dictionaries(triples), where keys must be "subject", "predicate" and "object". The number of facts may be very high, between 25 to 50 or more, for very popular subjects. For less popular subjects, the number of facts can be very low, like 5 or 10. # Requirements - If you don't know the subject at all, return an empty list. - If the subject is not a named entity, return an empty list. - Include at least one triple where predicate is "instanceOf". - Do not get too wordy. - Separate several objects into multiple triples with one object.
Input
Subject: Chubby lock service Description of subject: Chubby lock service is a distributed locking and naming service developed by Google to coordinate and manage consistency among large-scale distributed systems.
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.