当前位置:网站首页>redis缓存
redis缓存
2022-07-04 20:18:00 【每日一悟】
redis作为缓存:
缓存不是全量数,缓存应该随着访问变化
LFU:碰了多少次
LRU:多久没碰
key的有效期:不会随着访问延长
EXPIRE k1 50
设置过期时间
key的有效期:发生写,会剔除过期时间
过期判定原理:
(1)被动访问时判定
(2)周期轮训判定(增量)
稍微牺牲下内存,保住redis的性能
边栏推荐
- The video sound of station B is very low - solution
- go defer的使用说明
- Sword finger offer II 80-100 (continuous update)
- Idea configuration standard notes
- Flet tutorial 06 basic introduction to textbutton (tutorial includes source code)
- JS closure
- TweenMax表情按钮js特效
- 2021 CCPC 哈尔滨 B. Magical Subsequence(思维题)
- c语言函数形参自增自减情况分析
- LeetCode 7. 整数反转
猜你喜欢

搭建一个仪式感点满的网站,并内网穿透发布到公网 1/2

Detailed explanation of multi-mode input event distribution mechanism

【服务器数据恢复】某品牌服务器存储raid5数据恢复案例

FastDfs的快速入门,三分钟带你上传下载文件到云服务器

render函数与虚拟dom

Gobang go to work fishing tools can be LAN / man-machine

Advantages of RFID warehouse management system solution

From automation to digital twins, what can Tupo do?

接口設計時的一些建議

Day24:文件系统
随机推荐
Quelques suggestions pour la conception de l'interface
acwing 3302. 表达式求值
软件开发过中的采购
After inserting a picture into word, there is a blank line above the picture, and the layout changes after deletion
MySQL statement execution details
uniapp 富文本编辑器使用
测试员的算法面试题-找众数
ApplicationContext 与 BeanFactory 区别(MS)
JS卡牌样式倒计时天数
卷积神经网络在深度学习中新发展的5篇论文推荐
网络命名空间
冰河的海报封面
测试用例 (TC)
Gobang go to work fishing tools can be LAN / man-machine
Go language notes (2) some simple applications of go
Y56. Chapter III kubernetes from entry to proficiency -- business image version upgrade and rollback (29)
哈希表、哈希函数、布隆过滤器、一致性哈希
Alibaba testers use UI automated testing to achieve element positioning
LeetCode 7. Integer inversion
[server data recovery] a case of RAID5 data recovery stored in a brand of server