hash算法server列表的相关内容

文章 2017-07-03 来自：开发者社区

一致性hash算法与server列表维护

  考虑到不用重复造轮子，特此转载好文，出处http://shift-alt-ctrl.iteye.com/blog/1963244     普通的hash算法有个很大的问题:当hash的"模数"发生变化时,整个hash数据结构就需要重新hash,重新hash之后的数据分布一定会和hash之前的不同;在很多场景下,"模数"的变化时必然的,但是这种"数据分布"...

文章 2016-01-22 来自：开发者社区

【转载】"一致性hash"算法与server列表维护(备忘)

普通的hash算法有个很大的问题:当hash的"模数"发生变化时,整个hash数据结构就需要重新hash,重新hash之后的数据分布一定会和hash之前的不同;在很多场景下,"模数"的变化时必然的,但是这种"数据分布"的巨大变化却会带来一些麻烦.所以,就有了"一致性hash",当然学术界对"一致性hash"的阐述,还远远不止这些.     在编程应用方面,最直观的例子就是"分布...

共有2条

< 1 >

跳转至： GO

更新时间 2023-01-14 05:40:09

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。

算法您可能感兴趣

产品推荐

{"optioninfo":{"dynamic":"ture","static":"true"},"simplifiedDisplay":"newEdition","newCard":[{"ifIcon":"img","link":"https://img.alicdn.com/tfs/TB1XY8hGYr1gK0jSZFDXXb9yVXa-1740-328.png","icon":"","iconImg":"https://img.alicdn.com/tfs/TB1rLcm1Uz1gK0jSZLeXXb9kVXa-200-200.png","contentLink":"https://www.aliyun.com/product/vcs","title":"视觉计算服务","des":"视觉计算服务Visual Compute Service是一款弹性可伸缩的视觉智能计算服务。提供视觉数据接入、AI算法训练、计算资源调度的能力，通过API支撑开发业务应用，同时帮助开发者提升视觉AI创新效率，专注核心业务创新。","link1":"https://vcs.console.aliyun.com/overview","btn1":"产品控制台","link2":"https://page.aliyun.com/form/act140397117/index.htm?spm=5176.cnvcs.0.0.64807eaa0cdSTd","btn2":"申请开通","btn3":"产品文档","link3":"https://help.aliyun.com/document_detail/112402.html?spm=5176.cnvcs.0.0.64807eaa0cdSTd","infoGroup":[{"infoName":"产品入门","infoContent":{"firstContentName":"快速入门指导","lastContentName":"常见问题","firstContentLink":"https://help.aliyun.com/document_detail/112438.html","lastContentLink":"https://help.aliyun.com/knowledge_detail/112455.html"}},{"infoName":"最新动态","infoContent":{"firstContentLink":"https://www.aliyun.com/product/new?category=18&product=451","firstContentName":"产品最新动态","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://img.alicdn.com/tfs/TB1XY8hGYr1gK0jSZFDXXb9yVXa-1740-328.png","icon":"","iconImg":"https://img.alicdn.com/tfs/TB1rLcm1Uz1gK0jSZLeXXb9kVXa-200-200.png","contentLink":"https://www.aliyun.com/product/vcs","title":"视觉计算服务","des":"视觉计算服务Visual Compute Service是一款弹性可伸缩的视觉智能计算服务。提供视觉数据接入、AI算法训练、计算资源调度的能力，通过API支撑开发业务应用，同时帮助开发者提升视觉AI创新效率，专注核心业务创新。","link1":"https://vcs.console.aliyun.com/overview","btn1":"产品控制台","link2":"https://page.aliyun.com/form/act140397117/index.htm?spm=5176.cnvcs.0.0.64807eaa0cdSTd","btn2":"申请开通","btn3":"产品文档","link3":"https://help.aliyun.com/document_detail/112402.html?spm=5176.cnvcs.0.0.64807eaa0cdSTd","infoGroup":[{"infoName":"产品入门","infoContent":{"firstContentName":"快速入门指导","lastContentName":"常见问题","firstContentLink":"https://help.aliyun.com/document_detail/112438.html","lastContentLink":"https://help.aliyun.com/knowledge_detail/112455.html"}},{"infoName":"最新动态","infoContent":{"firstContentLink":"https://www.aliyun.com/product/new?category=18&product=451","firstContentName":"产品最新动态","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":[]}}

视觉计算服务

视觉计算服务Visual Compute Service是一款弹性可伸缩的视觉智能计算服务。提供视觉数据接入、AI算法训练、计算资源调度的能力，通过API支撑开发业务应用，同时帮助开发者提升视觉AI创新效率，专注核心业务创新。

产品控制台

申请开通

产品文档

产品入门

快速入门指导

常见问题

一致性hash算法与server列表维护

【转载】&quot;一致性hash&quot;算法与server列表维护(备忘)

算法hash相关内容

算法您可能感兴趣

产品推荐

【转载】"一致性hash"算法与server列表维护(备忘)