jpuyy的网志

Think before you speak, read before you think.

Author: jpuyy

  • 《excellent advice for living》读书笔记

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    jpuyy
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    to-do list VS have-done list 把最关键的做完即可 每年进步一点点 Draw to discover what you see (看看自己看到的和画出来的是不是一样) Write to discover what you think(一直打字，写字，把想的表达出来) Assume they are like you: busy, occupied, distracted. Try again later. It’s amazing how often a second try works. 假设他们和你一样：忙碌、忙碌、心烦意乱。 稍后再试。 第二次尝试的成功率令人惊讶。 habit 习惯 ，都是习惯了，就不用商量了，just do it Good habits can range from the truth of…

  • Local K8s cluster: kind

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    jpuyy
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    Use kind to spin up a new cluster brew install kind Create an ha cluster, 3 control-plane, 3 nodes $ mkdir kind-cluster $ cd kind-cluster $ bash -x ha-bootstrap.sh kubectl cluster-info –context kind-ha-dev It’s not stable after docker desktop restarted $ kubectx Switched to context “kind-ha-dev”. $ kubectl get pods E0515 09:10:08.836178 38742 memcache.go:265] couldn’t…

  • 心爱的单词本 2023-05-07

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    jpuyy
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    quantitative [英] · /ˈkwɒntətətɪv/ [形] 定量的，数量的 conserve [英] · /kənˈsɜːv/ [v] 保存；保护；节约 thrash [英语] · /θræʃ/ [v.] 打，鞭打；猛烈抨击；彻底击败 deque [英] /dɛk/ [n.] 双端队列，双向队列 A deque is a double-ended queue. dominant [英] · /ˈdɒmɪnənt/ [形] 占优势的；支配的；显性的 non-dominant 不占主要的 leap [英] /liːp/ [n] 跳跃；飞跃 [vi] 跳，跃；猛冲 [vt] 使跳过；使超越 keep grinding 保持努力 remainder [英] · /rɪˈmeɪndə(r)/ [n] 剩余物；余数…

  • K8s metrics server

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    jpuyy
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    To get the metrics of nodes $ kubectl top nodes error: Metrics API not available We should install metrics-server https://github.com/kubernetes-sigs/metrics-server https://github.com/kubernetes-sigs/metrics-server/issues/1025 E0502 00:40:51.819552 1 scraper.go:140] “Failed to scrape node” err=”Get \”https://192.168.49.2:10250/metrics/resource\”: x509: cannot validate certificate for 192.168.49.2 because it doesn’t contain any IP SANs” node=”minikube” 192.168.49.2 is the node ip

  • 心爱的单词本 2023-04-10

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    From OneNote stereo 立体声 Registrant 注册人 squirrel 松鼠 painstaking “孜孜不倦的 deduction 税收扣除 liability 责任 负债 excerpt 摘要 flat tire 爆胎 caveat [英] · /ˈkæviæt/[n.] 警告，告诫 emphasis 强调 cordless 无线的 menance “威胁”、”恐吓”、”危险”，指某种可能会对他人造成伤害、损失或困扰的情况或行为。 “Bio” 可以作为 “biography” 的简称，指某人的传记或者传记式介绍。比如说，一个音乐家的 “bio” 可能会介绍他的音乐生涯、音乐风格和成就等。 “Hustle” 可以指快速行动或工作，通常表示紧张、忙碌的状态。比如说，”I need to hustle to finish this project before the deadline” 表示需要加快工作速度以在截止日期前完成项目。 “Starkest” 是形容词 “stark” 的最高级形式。”Stark” 的意思是…

  • K8s lifecycle preStop for nginx pod

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    jpuyy
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    Trigger pre stop, to let the nginx pod consume the transactions while no new incoming connections lifecycle: preStop: exec: command: – /bin/sh – -c – curl test.xxx.com/prestop-sleep –resolve test.xxx.com:80:127.0.0.1; sleep 60; /wait-shutdown