阿里云缓存-阿里云

什么是 DNS 缓存？ DNS 缓存是指域名解析结果被缓存在本地 DNS 服务器上的现象。当客户端请求解析一个域名时，先查询本地 DNS 缓存中是否已存在该域名的解析结果，如果存在，则直接返回，否则，将向远程 DNS 服务器查询该域名的解析结果并缓存到本地 DNS 服务器中。由于 DNS 缓存机制...

阿里云的MQTT微消息队列的云端给客户端的离线消息是缓存多久呢？

共有65条

< 1 2 3 4 ... 7 >

跳转至： GO

更新时间 2024-02-08 20:29:28

本页面内关键词为智能算法引擎基于机器学习所生成，如有任何问题，可在页面下方点击"联系我们"与我们沟通。

产品推荐

{"optioninfo":{"dynamic":"ture","static":"true"},"simplifiedDisplay":"newEdition","newCard":[{"ifIcon":"img","link":"https://www.aliyun.com/product/list/cube","icon":"阿里云产品魔方","iconImg":"https://img.alicdn.com/imgextra/i4/O1CN01PzcjM21uqM0ZG3RZh_!!6000000006088-2-tps-64-64.png","contentLink":"https://www.aliyun.com/product/list/cube","title":"阿里云产品魔方","des":"通过3D空间展示云产品层级关系，直观感受到各个产品之间的结构关系，了解热门场景及其产品组合。","link1":"https://www.aliyun.com/product/list/cube","btn1":"产品魔方","link2":"https://www.aliyun.com/product/list?spm=5176.24232479.J_3207526240.16.63036562oEO47q","btn2":"阿里云产品","btn3":"","link3":"","infoGroup":[{"infoName":"产品月刊","infoContent":{"firstContentName":"产品2023年度特刊","firstContentLink":"https://www.aliyun.com/activity/productevent/yearbook2023","lastContentLink":"https://www.aliyun.com/activity/productevent/productevent_2022_november","lastContentName":"产品11月刊"}},{"infoName":"新品发布","infoContent":{"firstContentName":"阿里云新品发布会","lastContentName":"","firstContentLink":"https://promotion.aliyun.com/ntms/act/cloud/product.html?spm=5176.24232479.J_3207526240.55.6ef46562GuOXPU","lastContentLink":""}},{"infoName":"产品动态","infoContent":{"firstContentLink":"https://www.aliyun.com/product/news?spm=5176.24232479.J_3207526240.66.6ef46562qdVQla","firstContentName":"阿里云产品动态","lastContentName":"","lastContentLink":""}},{"infoName":"解决方案","infoContent":{"firstContentLink":"https://www.aliyun.com/solution/all?spm=5176.22299568.J_3207526240.16.a2796fdenkOWuB","firstContentName":"一站式解决方案","lastContentLink":"","lastContentName":""}}]}],"card":[],"search":[],"infoCard":[{"bannerUrl":"https://img.alicdn.com/tfs/TB1Xf81a3gP7K4jSZFqXXamhVXa-5169-974.jpg","bannerTitle":"mPaaS 小程序","bannerContent":"源自于支付宝小程序框架，亿级线上业务体量的锤炼，安全性媲美支付宝原生能力。<br>不仅面向自有 App 投放小程序，更可快速构建打包，覆盖支付宝、淘宝、钉钉等应用。","liveButtonName":"查看详情","liveButtonLink":"https://www.aliyun.com/product/mobilepaas/mpaas-miniprogram","contentTitle":"提供即开即用的端上体验","homePageLink":"https://common-buy.aliyun.com/?spm=5176.14673561.J_8751524360.2.56702709BussF3&commodityCode=mpaas_beta#/open","homePageName":"免费试用","linkGroup":[{"linkContent":"发布包大小极致优化，节省流量和存储。"},{"linkContent":"服务迭代不再受发版限制，快速发布，快速迭代。"},{"linkContent":"业务开发效率更加优秀，一次开发，多端运行。"}]}],"title":{"mainTitle":"mPaaS","subtitle":"源自于支付宝小程序框架，亿级线上业务体量的锤炼，安全性媲美支付宝原生能力。不仅面向自有 App 投放小程序，更可快速构建打包，覆盖支付宝、淘宝、钉钉等应用。","linkUrl":"https://www.aliyun.com/product/mobilepaas/mpaas-miniprogram","btnText":"查看详情"},"visual":{"topbg":"https://img.alicdn.com/tfs/TB1bQuBIYH1gK0jSZFwXXc7aXXa-3840-740.gif","icon":"","textColor":"dark"},"dataList":[{"summary":"啦啦啦","author":"wuwu","linksUrl":"#"}],"sceneCard":[],"txt":[]}

{"$env":{"JSON":{}},"$page":{"env":"production"},"$context":{"optioninfo":{"dynamic":"ture","static":"true"},"simplifiedDisplay":"newEdition","newCard":[{"ifIcon":"img","link":"https://www.aliyun.com/product/list/cube","icon":"阿里云产品魔方","iconImg":"https://img.alicdn.com/imgextra/i4/O1CN01PzcjM21uqM0ZG3RZh_!!6000000006088-2-tps-64-64.png","contentLink":"https://www.aliyun.com/product/list/cube","title":"阿里云产品魔方","des":"通过3D空间展示云产品层级关系，直观感受到各个产品之间的结构关系，了解热门场景及其产品组合。","link1":"https://www.aliyun.com/product/list/cube","btn1":"产品魔方","link2":"https://www.aliyun.com/product/list?spm=5176.24232479.J_3207526240.16.63036562oEO47q","btn2":"阿里云产品","btn3":"","link3":"","infoGroup":[{"infoName":"产品月刊","infoContent":{"firstContentName":"产品2023年度特刊","firstContentLink":"https://www.aliyun.com/activity/productevent/yearbook2023","lastContentLink":"https://www.aliyun.com/activity/productevent/productevent_2022_november","lastContentName":"产品11月刊"}},{"infoName":"新品发布","infoContent":{"firstContentName":"阿里云新品发布会","lastContentName":"","firstContentLink":"https://promotion.aliyun.com/ntms/act/cloud/product.html?spm=5176.24232479.J_3207526240.55.6ef46562GuOXPU","lastContentLink":""}},{"infoName":"产品动态","infoContent":{"firstContentLink":"https://www.aliyun.com/product/news?spm=5176.24232479.J_3207526240.66.6ef46562qdVQla","firstContentName":"阿里云产品动态","lastContentName":"","lastContentLink":""}},{"infoName":"解决方案","infoContent":{"firstContentLink":"https://www.aliyun.com/solution/all?spm=5176.22299568.J_3207526240.16.a2796fdenkOWuB","firstContentName":"一站式解决方案","lastContentLink":"","lastContentName":""}}]}],"card":[],"search":[],"infoCard":[{"bannerUrl":"https://img.alicdn.com/tfs/TB1Xf81a3gP7K4jSZFqXXamhVXa-5169-974.jpg","bannerTitle":"mPaaS 小程序","bannerContent":"源自于支付宝小程序框架，亿级线上业务体量的锤炼，安全性媲美支付宝原生能力。<br>不仅面向自有 App 投放小程序，更可快速构建打包，覆盖支付宝、淘宝、钉钉等应用。","liveButtonName":"查看详情","liveButtonLink":"https://www.aliyun.com/product/mobilepaas/mpaas-miniprogram","contentTitle":"提供即开即用的端上体验","homePageLink":"https://common-buy.aliyun.com/?spm=5176.14673561.J_8751524360.2.56702709BussF3&commodityCode=mpaas_beta#/open","homePageName":"免费试用","linkGroup":[{"linkContent":"发布包大小极致优化，节省流量和存储。"},{"linkContent":"服务迭代不再受发版限制，快速发布，快速迭代。"},{"linkContent":"业务开发效率更加优秀，一次开发，多端运行。"}]}],"title":{"mainTitle":"mPaaS","subtitle":"源自于支付宝小程序框架，亿级线上业务体量的锤炼，安全性媲美支付宝原生能力。不仅面向自有 App 投放小程序，更可快速构建打包，覆盖支付宝、淘宝、钉钉等应用。","linkUrl":"https://www.aliyun.com/product/mobilepaas/mpaas-miniprogram","btnText":"查看详情"},"visual":{"topbg":"https://img.alicdn.com/tfs/TB1bQuBIYH1gK0jSZFwXXc7aXXa-3840-740.gif","icon":"","textColor":"dark"},"dataList":[{"summary":"啦啦啦","author":"wuwu","linksUrl":"#"}],"sceneCard":[],"txt":[]}}