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<!DOCTYPE html><html lang="zh-CN" data-theme="light"><head><meta charset="UTF-8"><meta http-equiv="X-UA-Compatible" content="IE=edge"><meta name="viewport" content="width=device-width,initial-scale=1"><title>Kirio</title><meta name="description"><meta name="author" content="luochenxi"><meta name="copyright" content="luochenxi"><meta name="format-detection" content="telephone=no"><link rel="shortcut icon" href="https://res.cloudinary.com/bravey/image/upload/v1588158174/favicon.png"><meta http-equiv="Cache-Control" content="no-transform"><meta http-equiv="Cache-Control" content="no-siteapp"><link rel="preconnect" href="//cdn.jsdelivr.net"/><link rel="dns-prefetch" href="//cdn.jsdelivr.net"/><link rel="preconnect" href="https://fonts.googleapis.com" crossorigin="crossorigin"/><link rel="dns-prefetch" href="https://fonts.googleapis.com"/><link rel="preconnect" href="//busuanzi.ibruce.info"/><link rel="dns-prefetch" href="//busuanzi.ibruce.info"/><meta name="twitter:card" content="summary"><meta name="twitter:title" content="Kirio"><meta name="twitter:description"><meta name="twitter:image" content="https://res.cloudinary.com/bravey/image/upload/v1588158174/avatar3.jpg"><meta property="og:type" content="website"><meta property="og:title" content="Kirio"><meta property="og:url" content="https://luochenxi.github.io/"><meta property="og:site_name" content="Kirio"><meta property="og:description"><meta property="og:image" content="https://res.cloudinary.com/bravey/image/upload/v1588158174/avatar3.jpg"><meta property="article:published_time" content="2020-08-25T10:08:59.011Z"><meta property="article:modified_time" content="2020-08-25T10:08:59.011Z"><script src="https://cdn.jsdelivr.net/npm/js-cookie/dist/js.cookie.min.js"></script><script>var autoChangeMode = '1'
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</head><body><canvas class="fireworks"></canvas><div id="mobile-sidebar"><div id="menu_mask"></div><div id="mobile-sidebar-menus"><div class="mobile_author_icon"><img class="avatar-img" src="https://res.cloudinary.com/bravey/image/upload/v1588158174/avatar3.jpg" onerror="onerror=null;src='/img/friend_404.gif'" alt="avatar"/></div><div class="mobile_post_data"><div class="mobile_data_item is-center"><div class="mobile_data_link"><a href="/archives/"><div class="headline">文章</div><div class="length_num">19</div></a></div></div><div class="mobile_data_item is-center"> <div class="mobile_data_link"><a href="/tags/"><div class="headline">标签</div><div class="length_num">17</div></a></div></div><div class="mobile_data_item is-center"> <div class="mobile_data_link"><a href="/categories/"><div class="headline">分类</div><div class="length_num">10</div></a></div></div></div><hr/><div class="menus_items"><div class="menus_item"><a class="site-page" href="/"><i class="fa-fw fa fa-home"></i><span> 首页</span></a></div><div class="menus_item"><a class="site-page" href="/archives/"><i class="fa-fw fa fa-archive"></i><span> 归档</span></a></div><div class="menus_item"><a class="site-page" href="/tags/"><i class="fa-fw fa fa-tags"></i><span> 标签</span></a></div><div class="menus_item"><a class="site-page" href="/categories/"><i class="fa-fw fa fa-folder-open"></i><span> 分类</span></a></div></div></div></div><div id="body-wrap"><div id="web_bg" data-type="photo"></div><div class="full_page" id="nav" style="background-image: url(https://res.cloudinary.com/bravey/image/upload/v1582873485/wallroom-2880x1620-bg-3cad5d2.jpg)"><div id="page-header"><span class="pull_left" id="blog_name"><a class="blog_title" id="site-name" href="/">Kirio</a></span><span class="pull_right menus"><div id="search_button"><a class="site-page social-icon search"><i class="fa fa-search fa-fw"></i><span> 搜索</span></a></div><div class="menus_items"><div class="menus_item"><a class="site-page" href="/"><i class="fa-fw fa fa-home"></i><span> 首页</span></a></div><div class="menus_item"><a class="site-page" href="/archives/"><i class="fa-fw fa fa-archive"></i><span> 归档</span></a></div><div class="menus_item"><a class="site-page" href="/tags/"><i class="fa-fw fa fa-tags"></i><span> 标签</span></a></div><div class="menus_item"><a class="site-page" href="/categories/"><i class="fa-fw fa fa-folder-open"></i><span> 分类</span></a></div></div><span class="toggle-menu close"><a class="site-page"><i class="fa fa-bars fa-fw" aria-hidden="true"></i></a></span></span></div><div id="site-info"><h1 id="site_title">Kirio</h1><div id="site_subtitle"><span id="subtitle"></span></div><div id="site_social_icons"><a class="social-icon" href="https://github.com/luochenxi" target="_blank" title=""><i class="fa fa-github" aria-hidden="true"></i></a><a class="social-icon" href="mailto:chenxiluoo@gmail.com" target="_blank" title=""><i class="fa fa-envelope" aria-hidden="true"></i></a><a class="social-icon" href="https://www.zhihu.com/people/kirio-59" target="_blank" title=""><i class="fa fa-rss" aria-hidden="true"></i></a></div></div><div id="scroll_down"><i class="fa fa-angle-down scroll-down-effects"></i></div></div><main class="layout_page" id="content-inner"><div class="recent-posts" id="recent-posts"><div class="recent-post-item"><div class="post_cover left_radius"><a href="/2020/08/24/yuque/mac%20install%20neovim/" title="mac install neovim"> <img class="post_bg lazyload" data-src="https://images.pexels.com/photos/640809/pexels-photo-640809.jpeg?auto=compress&cs=tinysrgb&dpr=1&w=500" onerror="this.onerror=null;this.src='/img/404.jpg'" alt="mac install neovim"></a></div><div class="recent-post-info"><a class="article-title" href="/2020/08/24/yuque/mac%20install%20neovim/" title="mac install neovim">mac install neovim</a><div class="article-meta-wrap"><time class="post-meta__date" title="发表于 2020-08-24 18:00:00"><i class="fa fa-calendar" aria-hidden="true"></i>2020-08-24</time><span class="article-meta"><span class="article-meta__separator">|</span><i class="fa fa-inbox article-meta__icon" aria-hidden="true"></i><a class="article-meta__categories" href="/categories/neovim/">neovim</a></span><span class="article-meta tags"><span class="article-meta__separator">|</span><i class="fa fa-tag article-meta__icon" aria-hidden="true"></i><a class="article-meta__tags" href="/tags/neovim/">neovim</a></span></div><div class="content">install neovim1brew install neovim
install vim-plug12curl -fLo ~/.local/share/nvim/site/autoload/plug.vim --create-dirs \ https://raw.githubuserco ...</div></div></div><div class="recent-post-item"><div class="post_cover right_radius"><a href="/2020/08/17/yuque/redis%E6%89%B9%E9%87%8F%E5%88%A0%E9%99%A4key/" title="redis批量删除key"> <img class="post_bg lazyload" data-src="https://images.pexels.com/photos/351448/pexels-photo-351448.jpeg?auto=compress&cs=tinysrgb&dpr=1&w=500" onerror="this.onerror=null;this.src='/img/404.jpg'" alt="redis批量删除key"></a></div><div class="recent-post-info"><a class="article-title" href="/2020/08/17/yuque/redis%E6%89%B9%E9%87%8F%E5%88%A0%E9%99%A4key/" title="redis批量删除key">redis批量删除key</a><div class="article-meta-wrap"><time class="post-meta__date" title="发表于 2020-08-17 15:49:00"><i class="fa fa-calendar" aria-hidden="true"></i>2020-08-17</time><span class="article-meta"><span class="article-meta__separator">|</span><i class="fa fa-inbox article-meta__icon" aria-hidden="true"></i><a class="article-meta__categories" href="/categories/redis/">redis</a></span><span class="article-meta tags"><span class="article-meta__separator">|</span><i class="fa fa-tag article-meta__icon" aria-hidden="true"></i><a class="article-meta__tags" href="/tags/redis/">redis</a><span class="article-meta__link">-</span><i class="fa fa-tag article-meta__icon" aria-hidden="true"></i><a class="article-meta__tags" href="/tags/scan/">scan</a></span></div><div class="content">
背景
当 redis 中的数据过多时需要手动删除旧数据。shell 命令如下。
shell 命令
123456redis-cli -n 3 -h m8774.test.m.com -p 8774 -a "password" --scan --pattern ' ...</div></div></div><div class="recent-post-item"><div class="post_cover left_radius"><a href="/2020/07/08/yuque/Hive%E6%95%B0%E6%8D%AE%E5%8E%BB%E9%87%8D%E5%8F%8Arow_number()/" title="Hive数据去重及row_number()"> <img class="post_bg lazyload" data-src="https://images.pexels.com/photos/358383/pexels-photo-358383.jpeg?auto=compress&cs=tinysrgb&dpr=1&w=500" onerror="this.onerror=null;this.src='/img/404.jpg'" alt="Hive数据去重及row_number()"></a></div><div class="recent-post-info"><a class="article-title" href="/2020/07/08/yuque/Hive%E6%95%B0%E6%8D%AE%E5%8E%BB%E9%87%8D%E5%8F%8Arow_number()/" title="Hive数据去重及row_number()">Hive数据去重及row_number()</a><div class="article-meta-wrap"><time class="post-meta__date" title="发表于 2020-07-08 15:21:00"><i class="fa fa-calendar" aria-hidden="true"></i>2020-07-08</time><span class="article-meta"><span class="article-meta__separator">|</span><i class="fa fa-inbox article-meta__icon" aria-hidden="true"></i><a class="article-meta__categories" href="/categories/hive/">hive</a></span><span class="article-meta tags"><span class="article-meta__separator">|</span><i class="fa fa-tag article-meta__icon" aria-hidden="true"></i><a class="article-meta__tags" href="/tags/hive/">hive</a><span class="article-meta__link">-</span><i class="fa fa-tag article-meta__icon" aria-hidden="true"></i><a class="article-meta__tags" href="/tags/%E6%95%B0%E6%8D%AE%E5%8E%BB%E9%87%8D/">数据去重</a></span></div><div class="content">业务需求：hive 数据去重，并根据需求取其中一条
数据案例：
1234序号 feed_id create_time tag_time1 6684032 1594137265 15936084032 6684032 159413726 ...</div></div></div><div class="recent-post-item"><div class="post_cover right_radius"><a href="/2019/11/18/yuque/Mac&Linux%E5%9C%A8%E5%91%BD%E4%BB%A4%E8%A1%8C%E4%B8%AD%E9%A2%84%E8%A7%88%E5%9B%BE%E7%89%87/" title="Mac&amp;Linux在命令行中预览图片"> <img class="post_bg lazyload" data-src="https://images.pexels.com/photos/1005763/pexels-photo-1005763.jpeg?auto=compress&cs=tinysrgb&dpr=1&w=500" onerror="this.onerror=null;this.src='/img/404.jpg'" alt="Mac&amp;Linux在命令行中预览图片"></a></div><div class="recent-post-info"><a class="article-title" href="/2019/11/18/yuque/Mac&Linux%E5%9C%A8%E5%91%BD%E4%BB%A4%E8%A1%8C%E4%B8%AD%E9%A2%84%E8%A7%88%E5%9B%BE%E7%89%87/" title="Mac&amp;Linux在命令行中预览图片">Mac&amp;Linux在命令行中预览图片</a><div class="article-meta-wrap"><time class="post-meta__date" title="发表于 2019-11-18 11:06:00"><i class="fa fa-calendar" aria-hidden="true"></i>2019-11-18</time><span class="article-meta"><span class="article-meta__separator">|</span><i class="fa fa-inbox article-meta__icon" aria-hidden="true"></i><a class="article-meta__categories" href="/categories/mac/">mac</a></span><span class="article-meta tags"><span class="article-meta__separator">|</span><i class="fa fa-tag article-meta__icon" aria-hidden="true"></i><a class="article-meta__tags" href="/tags/mac/">mac</a><span class="article-meta__link">-</span><i class="fa fa-tag article-meta__icon" aria-hidden="true"></i><a class="article-meta__tags" href="/tags/imgcat/">imgcat</a></span></div><div class="content">Preface
在[Mac/Linux]命令行中查看中预览图片
Install1pip install imgcat
<! –more–>
Usageshell
1imgcat ZPepx5YtlY3a6nG3waau0Kk4YqWEK.jpg
code
class="lazyl ...</div></div></div><div class="recent-post-item"><div class="post_cover left_radius"><a href="/2019/10/12/yuque/Mongo%E5%89%AF%E6%9C%AC%E9%9B%86client%E8%AF%BB%E5%86%99%E5%88%86%E7%A6%BB%E5%92%8C%E6%95%85%E9%9A%9C%E8%BF%81%E7%A7%BB/" title="Mongo副本集client读写分离和故障迁移"> <img class="post_bg lazyload" data-src="https://images.pexels.com/photos/46253/mt-fuji-sea-of-clouds-sunrise-46253.jpeg?auto=compress&cs=tinysrgb&dpr=1&w=500" onerror="this.onerror=null;this.src='/img/404.jpg'" alt="Mongo副本集client读写分离和故障迁移"></a></div><div class="recent-post-info"><a class="article-title" href="/2019/10/12/yuque/Mongo%E5%89%AF%E6%9C%AC%E9%9B%86client%E8%AF%BB%E5%86%99%E5%88%86%E7%A6%BB%E5%92%8C%E6%95%85%E9%9A%9C%E8%BF%81%E7%A7%BB/" title="Mongo副本集client读写分离和故障迁移">Mongo副本集client读写分离和故障迁移</a><div class="article-meta-wrap"><time class="post-meta__date" title="发表于 2019-10-12 15:13:00"><i class="fa fa-calendar" aria-hidden="true"></i>2019-10-12</time><span class="article-meta"><span class="article-meta__separator">|</span><i class="fa fa-inbox article-meta__icon" aria-hidden="true"></i><a class="article-meta__categories" href="/categories/mongodb/">mongodb</a></span><span class="article-meta tags"><span class="article-meta__separator">|</span><i class="fa fa-tag article-meta__icon" aria-hidden="true"></i><a class="article-meta__tags" href="/tags/mongo/">mongo</a><span class="article-meta__link">-</span><i class="fa fa-tag article-meta__icon" aria-hidden="true"></i><a class="article-meta__tags" href="/tags/pymongo/">pymongo</a></span></div><div class="content">前言：用 pymongo 连接 mongo 副本集(Replica Set)从而读写分离以及主备切换进而解决主节点故障问题。
副本集实例 Connection String URI 连接示例
获取副本集实例的 Connection String URI 连接信息，详情请参考[Connection S ...</div></div></div><div class="recent-post-item"><div class="post_cover right_radius"><a href="/2019/07/22/yuque/%E5%85%8D%E5%AF%86%E7%A0%81%E7%99%BB%E5%BD%95%E7%9A%84%E5%8E%9F%E7%90%86%E5%92%8C%E9%85%8D%E7%BD%AE/" title="免密码登录的原理和配置"> <img class="post_bg lazyload" data-src="https://images.pexels.com/photos/1285625/pexels-photo-1285625.jpeg?auto=compress&cs=tinysrgb&dpr=1&w=500" onerror="this.onerror=null;this.src='/img/404.jpg'" alt="免密码登录的原理和配置"></a></div><div class="recent-post-info"><a class="article-title" href="/2019/07/22/yuque/%E5%85%8D%E5%AF%86%E7%A0%81%E7%99%BB%E5%BD%95%E7%9A%84%E5%8E%9F%E7%90%86%E5%92%8C%E9%85%8D%E7%BD%AE/" title="免密码登录的原理和配置">免密码登录的原理和配置</a><div class="article-meta-wrap"><time class="post-meta__date" title="发表于 2019-07-22 20:58:24"><i class="fa fa-calendar" aria-hidden="true"></i>2019-07-22</time></div><div class="content">
![image.png](https://cdn.nlark.com/yuque/0/2019/png/283236/1563800331941-fb28a419-e19d-4580-a988-f2208da92ca7.png#align=left&display=inline&height=43 ...</div></div></div><div class="recent-post-item"><div class="post_cover left_radius"><a href="/2019/07/19/yuque/Python%E8%BF%9B%E5%88%B6%E8%BD%AC%E6%8D%A2/" title="Python进制转换"> <img class="post_bg lazyload" data-src="https://images.pexels.com/photos/611328/pexels-photo-611328.jpeg?auto=compress&cs=tinysrgb&dpr=1&w=500" onerror="this.onerror=null;this.src='/img/404.jpg'" alt="Python进制转换"></a></div><div class="recent-post-info"><a class="article-title" href="/2019/07/19/yuque/Python%E8%BF%9B%E5%88%B6%E8%BD%AC%E6%8D%A2/" title="Python进制转换">Python进制转换</a><div class="article-meta-wrap"><time class="post-meta__date" title="发表于 2019-07-19 17:35:50"><i class="fa fa-calendar" aria-hidden="true"></i>2019-07-19</time></div><div class="content">date: 2017-01-02 00:00:00tags: [python,bytes_conversion]categories:PYTHON
十进制，二进制转换12345678910111213141516171819202122def convert_md5(code,byte_n=8): ...</div></div></div><div class="recent-post-item"><div class="post_cover right_radius"><a href="/2019/05/09/yuque/%E5%9C%A8golang%E4%B8%AD%E7%94%A8mgo%E5%AE%9E%E7%8E%B0%E5%A4%9A%E6%95%B0%E6%8D%AE%E6%BA%90%E8%BF%9E%E6%8E%A5mongodb/" title="在golang中用mgo实现多数据源连接mongodb"> <img class="post_bg lazyload" data-src="https://images.pexels.com/photos/1832328/pexels-photo-1832328.jpeg?auto=compress&cs=tinysrgb&dpr=1&w=500" onerror="this.onerror=null;this.src='/img/404.jpg'" alt="在golang中用mgo实现多数据源连接mongodb"></a></div><div class="recent-post-info"><a class="article-title" href="/2019/05/09/yuque/%E5%9C%A8golang%E4%B8%AD%E7%94%A8mgo%E5%AE%9E%E7%8E%B0%E5%A4%9A%E6%95%B0%E6%8D%AE%E6%BA%90%E8%BF%9E%E6%8E%A5mongodb/" title="在golang中用mgo实现多数据源连接mongodb">在golang中用mgo实现多数据源连接mongodb</a><div class="article-meta-wrap"><time class="post-meta__date" title="发表于 2019-05-09 00:00:00"><i class="fa fa-calendar" aria-hidden="true"></i>2019-05-09</time><span class="article-meta"><span class="article-meta__separator">|</span><i class="fa fa-inbox article-meta__icon" aria-hidden="true"></i><a class="article-meta__categories" href="/categories/go/">go</a></span><span class="article-meta tags"><span class="article-meta__separator">|</span><i class="fa fa-tag article-meta__icon" aria-hidden="true"></i><a class="article-meta__tags" href="/tags/go/">go</a><span class="article-meta__link">-</span><i class="fa fa-tag article-meta__icon" aria-hidden="true"></i><a class="article-meta__tags" href="/tags/mgo/">mgo</a><span class="article-meta__link">-</span><i class="fa fa-tag article-meta__icon" aria-hidden="true"></i><a class="article-meta__tags" href="/tags/mongodb/">mongodb</a></span></div><div class="content">前言：在 golang 中用 mgo 实现多数据源连接 mongodb，达到主备连接，起到容灾的作用。
Codeutilpool
123456789101112131415161718192021222324252627282930313233343536373839404142434445464 ...</div></div></div><div class="recent-post-item"><div class="post_cover left_radius"><a href="/2019/03/28/yuque/%E7%90%86%E8%A7%A3Jaccard%E7%9B%B8%E4%BC%BC%E5%BA%A6,Minhash%E5%92%8CLSH%E7%AE%97%E6%B3%95/" title="理解Jaccard相似度,Minhash和LSH算法"> <img class="post_bg lazyload" data-src="https://images.pexels.com/photos/1005763/pexels-photo-1005763.jpeg?auto=compress&cs=tinysrgb&dpr=1&w=500" onerror="this.onerror=null;this.src='/img/404.jpg'" alt="理解Jaccard相似度,Minhash和LSH算法"></a></div><div class="recent-post-info"><a class="article-title" href="/2019/03/28/yuque/%E7%90%86%E8%A7%A3Jaccard%E7%9B%B8%E4%BC%BC%E5%BA%A6,Minhash%E5%92%8CLSH%E7%AE%97%E6%B3%95/" title="理解Jaccard相似度,Minhash和LSH算法">理解Jaccard相似度,Minhash和LSH算法</a><div class="article-meta-wrap"><time class="post-meta__date" title="发表于 2019-03-28 15:48:00"><i class="fa fa-calendar" aria-hidden="true"></i>2019-03-28</time><span class="article-meta"><span class="article-meta__separator">|</span><i class="fa fa-inbox article-meta__icon" aria-hidden="true"></i><a class="article-meta__categories" href="/categories/Algorithm/">Algorithm</a></span><span class="article-meta tags"><span class="article-meta__separator">|</span><i class="fa fa-tag article-meta__icon" aria-hidden="true"></i><a class="article-meta__tags" href="/tags/Algorithm/">Algorithm</a></span></div><div class="content">前言：记录一下学习 Jaccard 相似度，Minhash 和 LSH 算法的笔记，方便以后查找。
Jaccard 相似度[狭义]理解有限，广义就不深入了。判断两个集合是否相等，一般使用称之为 Jaccard 相似度的算法（后面用 Jac(S,S)来表示集合 S 和 S 的 Jaccard 相似度） ...</div></div></div><div class="recent-post-item"><div class="post_cover right_radius"><a href="/2019/03/28/yuque/Faiss%E5%88%A9%E7%94%A8mkl%E5%8A%A0%E9%80%9F,%E6%9E%84%E5%BB%BA%E7%B4%A2%E5%BC%95%E8%AE%AD%E7%BB%83%E6%97%B6%E5%87%BA%E9%94%99/" title="Faiss利用mkl加速,构建索引训练时出错"> <img class="post_bg lazyload" data-src="https://images.pexels.com/photos/655674/pexels-photo-655674.jpeg?auto=compress&cs=tinysrgb&dpr=1&w=500" onerror="this.onerror=null;this.src='/img/404.jpg'" alt="Faiss利用mkl加速,构建索引训练时出错"></a></div><div class="recent-post-info"><a class="article-title" href="/2019/03/28/yuque/Faiss%E5%88%A9%E7%94%A8mkl%E5%8A%A0%E9%80%9F,%E6%9E%84%E5%BB%BA%E7%B4%A2%E5%BC%95%E8%AE%AD%E7%BB%83%E6%97%B6%E5%87%BA%E9%94%99/" title="Faiss利用mkl加速,构建索引训练时出错">Faiss利用mkl加速,构建索引训练时出错</a><div class="article-meta-wrap"><time class="post-meta__date" title="发表于 2019-03-28 11:30:00"><i class="fa fa-calendar" aria-hidden="true"></i>2019-03-28</time><span class="article-meta"><span class="article-meta__separator">|</span><i class="fa fa-inbox article-meta__icon" aria-hidden="true"></i><a class="article-meta__categories" href="/categories/Faiss/">Faiss</a></span><span class="article-meta tags"><span class="article-meta__separator">|</span><i class="fa fa-tag article-meta__icon" aria-hidden="true"></i><a class="article-meta__tags" href="/tags/Faiss/">Faiss</a><span class="article-meta__link">-</span><i class="fa fa-tag article-meta__icon" aria-hidden="true"></i><a class="article-meta__tags" href="/tags/MKL/">MKL</a></span></div><div class="content">前言：记录一下 faiss 构建索引训练时碰到的一个坑。Intel MKL FATAL ERROR: Cannot load libmkl_avx2.so or libmkl_def.so.
问题：利用英特尔 mkl(Math Kernel Library)库加速 faiss。 index.trai ...</div></div></div><nav id="pagination"><div class="pagination"><span class="page-number current">1</span><a class="page-number" href="/page/2/">2</a><a class="extend next" rel="next" href="/page/2/"><i class="fa fa-fw fa-chevron-right" aria-hidden="true"></i></a></div></nav></div><div class="aside_content" id="aside_content"><div class="card-widget card-info"><div class="card-content"><div class="card-info-avatar is-center"><img class="avatar-img" src="https://res.cloudinary.com/bravey/image/upload/v1588158174/avatar3.jpg" onerror="this.onerror=null;this.src='/img/friend_404.gif'" alt="avatar"/><div class="author-info__name">luochenxi</div><div class="author-info__description"></div></div><div class="card-info-data"><div class="card-info-data-item is-center"><a href="/archives"><div class="headline">文章</div><div class="length_num">19</div></a></div><div class="card-info-data-item is-center"> <a href="/tags"><div 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