SSLSocket.read does a GIL round-trip for every 16KB TLS record

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#81,536 创建于 2019年6月20日 14 条评论 0 个 reaction 已指派 0 人在 GitHub 查看

还没有人认领这个 Issue。

评估

难度: 5/5
预计耗时: 一周以上
新手友好度: 15/100

Issue 类型: 缺陷
描述清晰度: 需要澄清
活跃度: 停滞
技术栈: python
领域: networking, performance, security

调研方向

首先检查 SSLSocket.read 以及 PRs #25478、#31492 和 gh-102214 中的相关工作。将这些讨论和实现与已报告的每条记录一次 GIL 往返进行比较；完成的标准是解决 issue 的性能问题，并确保相关行为仍然正确。

由索引模型根据 Issue 内容生成。

描述

3.12 performance topic-SSL

BPO	37355
Nosy	@warsaw, @pfmoore, @tiran, @tjguk, @benjaminp, @bitdancer, @njsmith, @dimaqq, @zware, @1st1, @zooba, @Safihre, @pablogsal, @hashbrowncipher, @jakirkham
PRs	python/cpython#25478 python/cpython#31492

^{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 = None
closed_at = None
created_at = <Date 2019-06-20.18:42:49.267>
labels = ['expert-SSL', '3.11', 'performance']
title = 'SSLSocket.read does a GIL round-trip for every 16KB TLS record'
updated_at = <Date 2022-03-14.15:49:20.009>
user = 'https://github.com/hashbrowncipher'

bugs.python.org fields:

activity = <Date 2022-03-14.15:49:20.009>
actor = 'vstinner'
assignee = 'none'
closed = False
closed_date = None
closer = None
components = ['SSL']
creation = <Date 2019-06-20.18:42:49.267>
creator = 'josnyder'
dependencies = []
files = []
hgrepos = []
issue_num = 37355
keywords = ['patch']
message_count = 12.0
messages = ['346156', '379904', '391401', '392584', '392585', '392882', '392883', '396780', '413900', '415035', '415094', '415095']
nosy_count = 16.0
nosy_names = ['barry', 'paul.moore', 'christian.heimes', 'tim.golden', 'benjamin.peterson', 'r.david.murray', 'njs', 'Dima.Tisnek', 'zach.ware', 'yselivanov', 'steve.dower', 'Safihre', 'pablogsal', 'Matthew Rocklin', 'josnyder', 'jakirkham']
pr_nums = ['25478', '31492']
priority = 'normal'
resolution = None
stage = 'patch review'
status = 'open'
superseder = None
type = 'performance'
url = 'https://bugs.python.org/issue37355'
versions = ['Python 3.11']