LRU

as donto believed on

From Dontopedia, the open, paraconsistent wiki. (Last updated 2026-06-09.)

LRU has 28 facts recorded in Dontopedia across 4 references, with 3 live disagreements.

28 facts·20 predicates·4 sources·3 in dispute

Mostly:rdf:type(4), has section(3), has description(1)

Inbound mentions (11)

Other subjects in dontopedia point AT this entity as a value. These are inverse relationships — e.g. "X motherOf this subject" — and answer questions the forward facts can't. Grouped by predicate.

`implements`Implements(2)

Lru Cache Classex:lru-cache-class
Python Collections Ordereddictex:python-collections-ordereddict

`usedBy`Used by(2)

Lru Mechanismex:lru-mechanism
Temporal Evictionex:temporal-eviction

`demonstrates`Demonstrates(1)

Implementation Exampleex:implementation-example

`enables`Enables(1)

Temporal Localityex:temporal-locality

`enforces`Enforces(1)

Cache Capacityex:cache-capacity

`hasMember`Has Member(1)

Cache Eviction Policiesex:cache-eviction-policies

`hasSequence`Has Sequence(1)

Cache Eviction Policiesex:cache-eviction-policies

`isCategoryOf`Is Category of(1)

Cache Eviction Policiesex:cache-eviction-policies

`proposedSolution`Proposed Solution(1)

Recommendationex:recommendation

Other facts (25)

The long tail: predicates that appear too rarely to warrant their own section. Filter or scroll to find a specific one. Each row links to its source.

25 facts

Predicate	Value	Ref
Rdf:type	Cache Eviction Policy	[1]
Rdf:type	Cache Policy	[2]
Rdf:type	Cache Policy	[3]
Rdf:type	Cache Eviction Policy	[3]
Has Section	Description	[1]
Has Section	Use Case	[1]
Has Section	Implementation	[1]
Has Description	Evicts the least recently used items first.	[1]
Has Use Case	Suitable for scenarios where recently accessed items are likely to be accessed again soon.	[1]
Has Implementation	Python's collections.OrderedDict can be used to implement LRU.	[1]
Has Ordinal Position	1	[1]
Eviction Criterion	recency	[1]
Optimization Goal	recent-access-patterns	[1]
Compared to	Lfu Policy	[1]
Contrast With	Fifo Policy	[1]
Requires Data Structure	ordered-dictionary	[1]
Implementation Language	Python	[1]
Tracking Mechanism	recency-order	[1]
Best for	temporal locality	[2]
Suited for	Temporal Locality	[2]
Recommended for	Temporal Locality	[3]
Maintains	Access Timestamps	[3]
Advantage	keeps-most-relevant-items	[3]
Uses	Ordered Dict	[3]
Stands for	Least-Recently-Used	[4]

Timeline axis is valid_time — when each source says the fact was true in the world, not when Dontopedia learned about it. Retracted rows are kept for provenance; coloured stripes indicate the context kind.

28 undated

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typebeam/91dcf867-e933-4097-8012-b94bcb43e450

ex:CacheEvictionPolicy

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labelbeam/91dcf867-e933-4097-8012-b94bcb43e450

Least Recently Used (LRU)

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hasDescriptionbeam/91dcf867-e933-4097-8012-b94bcb43e450

Evicts the least recently used items first.

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hasUseCasebeam/91dcf867-e933-4097-8012-b94bcb43e450

Suitable for scenarios where recently accessed items are likely to be accessed again soon.

—

hasImplementationbeam/91dcf867-e933-4097-8012-b94bcb43e450

Python's collections.OrderedDict can be used to implement LRU.

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hasOrdinalPositionbeam/91dcf867-e933-4097-8012-b94bcb43e450

—

evictionCriterionbeam/91dcf867-e933-4097-8012-b94bcb43e450

recency

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optimizationGoalbeam/91dcf867-e933-4097-8012-b94bcb43e450

recent-access-patterns

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hasSectionbeam/91dcf867-e933-4097-8012-b94bcb43e450

Description

—

hasSectionbeam/91dcf867-e933-4097-8012-b94bcb43e450

Use Case

—

hasSectionbeam/91dcf867-e933-4097-8012-b94bcb43e450

Implementation

—

comparedTobeam/91dcf867-e933-4097-8012-b94bcb43e450

ex:lfu-policy

—

contrastWithbeam/91dcf867-e933-4097-8012-b94bcb43e450

ex:fifo-policy

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requiresDataStructurebeam/91dcf867-e933-4097-8012-b94bcb43e450

ordered-dictionary

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implementationLanguagebeam/91dcf867-e933-4097-8012-b94bcb43e450

Python

—

trackingMechanismbeam/91dcf867-e933-4097-8012-b94bcb43e450

recency-order

—

typebeam/b7d37332-1946-4b7c-bfd0-a11c0c8a6435

ex:CachePolicy

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bestForbeam/b7d37332-1946-4b7c-bfd0-a11c0c8a6435

temporal locality

—

labelbeam/b7d37332-1946-4b7c-bfd0-a11c0c8a6435

LRU

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suitedForbeam/b7d37332-1946-4b7c-bfd0-a11c0c8a6435

ex:temporal-locality

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typebeam/17e0b8c1-18d2-432e-8c2b-41ef0bb93b22

ex:CachePolicy

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labelbeam/17e0b8c1-18d2-432e-8c2b-41ef0bb93b22

Least Recently Used (LRU)

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recommendedForbeam/17e0b8c1-18d2-432e-8c2b-41ef0bb93b22

ex:temporal-locality

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typebeam/17e0b8c1-18d2-432e-8c2b-41ef0bb93b22

ex:CacheEvictionPolicy

—

maintainsbeam/17e0b8c1-18d2-432e-8c2b-41ef0bb93b22

ex:access-timestamps

—

advantagebeam/17e0b8c1-18d2-432e-8c2b-41ef0bb93b22

keeps-most-relevant-items

—

usesbeam/17e0b8c1-18d2-432e-8c2b-41ef0bb93b22

ex:ordered-dict

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stands-forbeam/955c7d8a-4e54-4841-8759-1597ba83080c

Least-Recently-Used

References (4)

4 references

[1]91dcf867 E933 4097 8012 B94bcb43e45016 facts
ctx:claims/beam/91dcf867-e933-4097-8012-b94bcb43e450
[2]B7d37332 1946 4b7c Bfd0 A11c0c8a64354 facts
ctx:claims/beam/b7d37332-1946-4b7c-bfd0-a11c0c8a6435
[3]17e0b8c1 18d2 432e 8c2b 41ef0bb93b227 facts
ctx:claims/beam/17e0b8c1-18d2-432e-8c2b-41ef0bb93b22
- full textbeam-chunk
  text/plain1 KBdoc:beam/17e0b8c1-18d2-432e-8c2b-41ef0bb93b22
  Show excerpt
  - **Use Case:** Useful for data that becomes stale after a certain period. - **Implementation:** Requires tracking the timestamp of each item. ### Recommendation for Your Use Case Given your requirement to reduce memory spikes by 22…
[4]955c7d8a 4e54 4841 8759 1597ba83080c1 fact
ctx:claims/beam/955c7d8a-4e54-4841-8759-1597ba83080c
- full textbeam-chunk
  text/plain1 KBdoc:beam/955c7d8a-4e54-4841-8759-1597ba83080c
  Show excerpt
  ### 4. **Size of Caches** The sizes of these caches can be specified as a percentage of the heap or in bytes. Adjusting these values can help balance memory usage and performance. ```json PUT /logs/_settings { "index.cache.query.size": …

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LRU

Inbound mentions (11)

implementsImplements(2)

usedByUsed by(2)

demonstratesDemonstrates(1)

enablesEnables(1)

enforcesEnforces(1)

hasMemberHas Member(1)

hasSequenceHas Sequence(1)

isCategoryOfIs Category of(1)

proposedSolutionProposed Solution(1)

Other facts (25)

Timeline

References (4)

See also

Keep researching

`implements`Implements(2)

`usedBy`Used by(2)

`demonstrates`Demonstrates(1)

`enables`Enables(1)

`enforces`Enforces(1)

`hasMember`Has Member(1)

`hasSequence`Has Sequence(1)

`isCategoryOf`Is Category of(1)

`proposedSolution`Proposed Solution(1)