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xmlns:media="http://search.yahoo.com/mrss/" url="https://vonng.com/cloud/cloudflare/featured.jpg"/></item><item><title>罗永浩救不了牙膏云？</title><link>https://vonng.com/cloud/luo-live/</link><pubDate>Mon, 01 Apr 2024 00:00:00 +0000</pubDate><author>rh@vonng.com (冯若航)</author><guid>https://vonng.com/cloud/luo-live/</guid><description>老罗直播间卖了半小时扫地机，接着念台词卖了四十分钟&amp;quot;云计算&amp;quot;，然后继续卖牙膏——留下观众在牙膏与云计算之间迷惑凌乱。</description><media:content xmlns:media="http://search.yahoo.com/mrss/" url="https://vonng.com/cloud/luo-live/featured.jpg"/></item><item><title>剖析阿里云服务器算力成本</title><link>https://vonng.com/cloud/ecs/</link><pubDate>Sun, 10 Mar 2024 00:00:00 +0000</pubDate><author>rh@vonng.com (冯若航)</author><guid>https://vonng.com/cloud/ecs/</guid><description>阿里云号称大降价，但如果实际剖析一下云服务器的成本，还是不难看出云上的算力与存储依然贵的离谱。</description><media:content xmlns:media="http://search.yahoo.com/mrss/" url="https://vonng.com/cloud/ecs/featured.jpg"/></item><item><title>DBA会被云淘汰吗？</title><link>https://vonng.com/cloud/dba-vs-rds/</link><pubDate>Fri, 02 Feb 2024 00:00:00 +0000</pubDate><author>rh@vonng.com (冯若航)</author><guid>https://vonng.com/cloud/dba-vs-rds/</guid><description>开源漫谈第九期主题《DBA会被云淘汰吗？》，我作为主持人全程克制着自己亲自下场的冲动，因此特此写了这篇文章来聊聊这个问题。</description><media:content xmlns:media="http://search.yahoo.com/mrss/" url="https://vonng.com/cloud/dba-vs-rds/featured.jpg"/></item><item><title>云下高可用秘诀：拒绝复杂度自慰</title><link>https://vonng.com/cloud/uptime/</link><pubDate>Wed, 10 Jan 2024 00:00:00 +0000</pubDate><author>rh@vonng.com (冯若航)</author><guid>https://vonng.com/cloud/uptime/</guid><description>程序员极易被复杂度所吸引，就像飞蛾扑火一样。系统架构图越复杂，智力自慰的快感就越大。坚决抵制这种行为，是下云可用性上成功的重要原因。</description><media:content xmlns:media="http://search.yahoo.com/mrss/" url="https://vonng.com/cloud/uptime/featured.jpg"/></item><item><title>扒皮云对象存储：从降本到杀猪</title><link>https://vonng.com/cloud/s3/</link><pubDate>Tue, 26 Dec 2023 00:00:00 +0000</pubDate><author>rh@vonng.com (冯若航)</author><guid>https://vonng.com/cloud/s3/</guid><description>对象存储是云计算的定义性服务，曾被视为云上降本的典范。不幸的是随着硬件的发展，资源云与开源平替的出现，曾经物美价廉的对象存储服务和EBS一样成为了杀猪盘。</description><media:content xmlns:media="http://search.yahoo.com/mrss/" url="https://vonng.com/cloud/s3/featured.jpg"/></item><item><title>半年下云省千万，DHH下云FAQ</title><link>https://vonng.com/cloud/cloud-exit-faq/</link><pubDate>Thu, 21 Dec 2023 00:00:00 +0000</pubDate><author>rh@vonng.com (冯若航)</author><guid>https://vonng.com/cloud/cloud-exit-faq/</guid><description>DHH的下云旅程到了新阶段，下云已省下近百万美元，未来五年还可省下近千万美元。本文跟进他们下云的最新进展，对准备上云或云上的企业都有参考价值。</description><media:content xmlns:media="http://search.yahoo.com/mrss/" url="https://vonng.com/cloud/cloud-exit-faq/featured.webp"/></item><item><title>从降本增笑到真的降本增效</title><link>https://vonng.com/cloud/smile/</link><pubDate>Wed, 29 Nov 2023 00:00:00 +0000</pubDate><author>rh@vonng.com (冯若航)</author><guid>https://vonng.com/cloud/smile/</guid><description>阿里云和滴滴前后脚出了大故障，本文来聊一聊如何从降本增笑到真的降本增效——到底应该降什么本，增什么效？</description><media:content xmlns:media="http://search.yahoo.com/mrss/" url="https://vonng.com/cloud/smile/featured.png"/></item><item><title>重新拿回计算机硬件的红利</title><link>https://vonng.com/cloud/bonus/</link><pubDate>Thu, 16 Nov 2023 00:00:00 +0000</pubDate><author>rh@vonng.com (冯若航)</author><guid>https://vonng.com/cloud/bonus/</guid><description>在当下，硬件重新变得有趣起来，AI浪潮引发的显卡狂热便是例证。但CPU与SSD的变化却不为大多数开发者所知，有一整代开发者被云和炒作遮蔽了双眼。</description><media:content xmlns:media="http://search.yahoo.com/mrss/" url="https://vonng.com/cloud/bonus/featured.jpg"/></item><item><title>我们能从阿里云全球故障中学到什么?</title><link>https://vonng.com/cloud/aliyun/</link><pubDate>Mon, 13 Nov 2023 00:00:00 +0000</pubDate><author>rh@vonng.com (冯若航)</author><guid>https://vonng.com/cloud/aliyun/</guid><description>阿里云双十一后的史诗级全球故障创下行业记录，我们该如何评价看待这场故障，又可以从中学到什么经验与教训呢？</description><media:content xmlns:media="http://search.yahoo.com/mrss/" url="https://vonng.com/cloud/aliyun/featured.jpg"/></item><item><title>薅阿里云羊毛，打造数字家园</title><link>https://vonng.com/cloud/cheap-ecs/</link><pubDate>Wed, 08 Nov 2023 00:00:00 +0000</pubDate><author>rh@vonng.com (冯若航)</author><guid>https://vonng.com/cloud/cheap-ecs/</guid><description>阿里云双十一提供了一个不错的福利，2C2G3M的ECS服务器每年¥99低价用三年。本文介绍了如何利用这台ECS打造你自己的数字家园。</description><media:content xmlns:media="http://search.yahoo.com/mrss/" url="https://vonng.com/cloud/cheap-ecs/featured.jpg"/></item><item><title>云计算泥石流：用数据解构公有云</title><link>https://vonng.com/cloud/debris/</link><pubDate>Sat, 08 Jul 2023 00:00:00 +0000</pubDate><author>rh@vonng.com (冯若航)</author><guid>https://vonng.com/cloud/debris/</guid><description>曾几何时，&amp;ldquo;上云&amp;quot;近乎成为技术圈的政治正确，但很少有人用实打实的数据来分析利弊权衡。让我用数据与亲身经历，讲清楚公有云租赁模式的陷阱与价值。</description><media:content xmlns:media="http://search.yahoo.com/mrss/" url="https://vonng.com/cloud/debris/featured.jpg"/></item><item><title>DHH：下云省下千万美元，比预想的还要多！</title><link>https://vonng.com/cloud/odyssey-done/</link><pubDate>Fri, 07 Jul 2023 00:00:00 +0000</pubDate><author>rh@vonng.com (冯若航)</author><guid>https://vonng.com/cloud/odyssey-done/</guid><description>DHH将他们的七个云上应用从AWS迁移到自己的硬件上，2024年是第一个完全实现节省的年份。他们欣喜地发现，节省的费用比最初估计的还要多。</description><media:content xmlns:media="http://search.yahoo.com/mrss/" url="https://vonng.com/cloud/odyssey-done/featured.jpg"/></item><item><title>下云奥德赛：该放弃云计算了吗？</title><link>https://vonng.com/cloud/odyssey/</link><pubDate>Fri, 07 Jul 2023 00:00:00 +0000</pubDate><author>rh@vonng.com (冯若航)</author><guid>https://vonng.com/cloud/odyssey/</guid><description>本文翻译了下云先锋DHH主导37Signal从云上搬下来的完整旅程，无论是对于准备上云，还是已经在云上的企业，都非常有借鉴与参考价值。</description><media:content xmlns:media="http://search.yahoo.com/mrss/" url="https://vonng.com/cloud/odyssey/featured.jpg"/></item><item><title>FinOps终点是下云</title><link>https://vonng.com/cloud/finops/</link><pubDate>Thu, 06 Jul 2023 00:00:00 +0000</pubDate><author>rh@vonng.com (冯若航)</author><guid>https://vonng.com/cloud/finops/</guid><description>在SACC 2023 FinOps专场上的发言整理稿，介绍了终极FinOps——下云的理念与实践路径。公有云是个杀猪盘，自建能力决定议价权。</description><media:content xmlns:media="http://search.yahoo.com/mrss/" url="https://vonng.com/cloud/finops/featured.jpg"/></item><item><title>云计算为啥还没挖沙子赚钱？</title><link>https://vonng.com/cloud/profit/</link><pubDate>Wed, 14 Jun 2023 00:00:00 +0000</pubDate><author>rh@vonng.com (冯若航)</author><guid>https://vonng.com/cloud/profit/</guid><description>公有云毛利不如挖沙子，杀猪盘为何成为赔钱货？本土云厂商是怎么让一门百分之三四十纯利的生意还不如挖沙子赚钱的？</description><media:content xmlns:media="http://search.yahoo.com/mrss/" url="https://vonng.com/cloud/profit/featured.jpg"/></item><item><title>云SLA是不是安慰剂？</title><link>https://vonng.com/cloud/sla/</link><pubDate>Mon, 12 Jun 2023 00:00:00 +0000</pubDate><author>rh@vonng.com (冯若航)</author><guid>https://vonng.com/cloud/sla/</guid><description>SLA并不是真正的可靠性承诺或历史战绩，而是一种营销工具。你以为花钱买云服务上了保险，在最坏情况下是哑巴亏，最好情况也只是安慰剂。</description><media:content xmlns:media="http://search.yahoo.com/mrss/" url="https://vonng.com/cloud/sla/featured.jpg"/></item><item><title>云盘是不是杀猪盘？</title><link>https://vonng.com/cloud/ebs/</link><pubDate>Wed, 15 Mar 2023 00:00:00 +0000</pubDate><author>rh@vonng.com (冯若航)</author><guid>https://vonng.com/cloud/ebs/</guid><description>在公有云块存储的百倍溢价杀猪比率前，云数据库只能说还差点意思。本文揭示了公有云真正的商业模式——廉价EC2/S3获客，EBS/RDS杀猪。</description><media:content xmlns:media="http://search.yahoo.com/mrss/" url="https://vonng.com/cloud/ebs/featured.jpg"/></item><item><title>垃圾腾讯云CDN：从入门到放弃？</title><link>https://vonng.com/cloud/cdn/</link><pubDate>Wed, 08 Mar 2023 00:00:00 +0000</pubDate><author>rh@vonng.com (冯若航)</author><guid>https://vonng.com/cloud/cdn/</guid><description>本来我相信至少在IaaS的存储、计算、网络三大件上，公有云厂商还是可以有很大作为的。只不过在腾讯云CDN上的亲身体验让我的想法动摇了。</description><media:content xmlns:media="http://search.yahoo.com/mrss/" url="https://vonng.com/cloud/cdn/featured.jpg"/></item><item><title>驳《再论为什么你不应该招DBA》</title><link>https://vonng.com/cloud/no-dba-bullshit/</link><pubDate>Wed, 01 Mar 2023 00:00:00 +0000</pubDate><author>rh@vonng.com (冯若航)</author><guid>https://vonng.com/cloud/no-dba-bullshit/</guid><description>郭德纲有一段相声：比如我和火箭专家说，你那火箭不行，燃料不好，我认为得烧柴。如果那科学家拿正眼看我一眼，那他就输了。</description><media:content xmlns:media="http://search.yahoo.com/mrss/" url="https://vonng.com/cloud/no-dba-bullshit/featured.jpg"/></item><item><title>范式转移：从云到本地优先</title><link>https://vonng.com/cloud/paradigm/</link><pubDate>Fri, 03 Feb 2023 00:00:00 +0000</pubDate><author>rh@vonng.com (冯若航)</author><guid>https://vonng.com/cloud/paradigm/</guid><description>云数据库高达几倍到十几倍的溢价，对于适用光谱外的用户是毫无疑问的杀猪。我们可以进一步探究公有云为什么会是这样？并对行业的未来进行预测与判断。</description><media:content xmlns:media="http://search.yahoo.com/mrss/" url="https://vonng.com/cloud/paradigm/featured.png"/></item><item><title>云数据库是不是智商税</title><link>https://vonng.com/cloud/rds/</link><pubDate>Mon, 30 Jan 2023 00:00:00 +0000</pubDate><author>rh@vonng.com (冯若航)</author><guid>https://vonng.com/cloud/rds/</guid><description>寒冬来袭，大厂纷纷开始裁员进入降本增效模式，作为公有云杀猪刀一哥的云数据库，故事还能再讲下去吗？用云数据库到底是不是在交智商税？</description><media:content xmlns:media="http://search.yahoo.com/mrss/" url="https://vonng.com/cloud/rds/featured.jpg"/></item><item><title>DBA还是一份好工作吗？</title><link>https://vonng.com/cloud/is-dba-good-job/</link><pubDate>Tue, 10 May 2022 00:00:00 +0000</pubDate><author>rh@vonng.com (冯若航)</author><guid>https://vonng.com/cloud/is-dba-good-job/</guid><description>蚂蚁金服有过一个自嘲的段子：能干翻支付宝的，除了监管就是DBA了。尽管DBA听上去是一个有着光辉历史与暗淡前景的行当，但天知道会不会重新成为潮流呢？</description><media:content xmlns:media="http://search.yahoo.com/mrss/" url="https://vonng.com/cloud/is-dba-good-job/featured.jpg"/></item><item><title>云RDS：从删库到跑路</title><link>https://vonng.com/cloud/drop-rds/</link><pubDate>Tue, 10 May 2022 00:00:00 +0000</pubDate><author>rh@vonng.com (冯若航)</author><guid>https://vonng.com/cloud/drop-rds/</guid><description>最近就目睹了一场云数据库删库跑路现场情景剧。本文就来聊一聊在生产环境使用PostgreSQL，如何应对误删数据的问题。</description><media:content xmlns:media="http://search.yahoo.com/mrss/" url="https://vonng.com/cloud/drop-rds/featured.jpg"/></item></channel></rss>