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Reduce lru_cache memory overhead. #76603

@methane

Description

@methane
BPO 32422
Nosy @rhettinger, @methane, @serhiy-storchaka
PRs
  • bpo-32422: Reduce lru_cache memory usage. #5008
  • Files
  • lru_bench.py
  • Note: these values reflect the state of the issue at the time it was migrated and might not reflect the current state.

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    GitHub fields:

    assignee = 'https://github.com/rhettinger'
    closed_at = <Date 2017-12-25.17:03:57.561>
    created_at = <Date 2017-12-24.05:19:02.014>
    labels = ['interpreter-core', '3.7', 'performance']
    title = 'Reduce lru_cache memory overhead.'
    updated_at = <Date 2017-12-25.17:03:57.561>
    user = 'https://github.com/methane'

    bugs.python.org fields:

    activity = <Date 2017-12-25.17:03:57.561>
    actor = 'methane'
    assignee = 'rhettinger'
    closed = True
    closed_date = <Date 2017-12-25.17:03:57.561>
    closer = 'methane'
    components = ['Interpreter Core']
    creation = <Date 2017-12-24.05:19:02.014>
    creator = 'methane'
    dependencies = []
    files = ['47348']
    hgrepos = []
    issue_num = 32422
    keywords = ['patch']
    message_count = 13.0
    messages = ['308980', '308981', '308985', '308986', '309003', '309006', '309007', '309013', '309016', '309029', '309031', '309032', '309039']
    nosy_count = 3.0
    nosy_names = ['rhettinger', 'methane', 'serhiy.storchaka']
    pr_nums = ['5008']
    priority = 'normal'
    resolution = 'fixed'
    stage = 'resolved'
    status = 'closed'
    superseder = None
    type = 'resource usage'
    url = 'https://bugs.python.org/issue32422'
    versions = ['Python 3.7']

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    3.7 (EOL)end of lifeinterpreter-core(Objects, Python, Grammar, and Parser dirs)performancePerformance or resource usage

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