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Feb 28, 2024
上个周日我们收到大量线上告警，某个关键页面（后续我们以/abc代指）持续404，经过人工重启server之后临时解决了问题，不过这个问题的root cause还没有完全定位到，所以这里只是记录一下问题分析过程。
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Sep 7, 2023
Write DB record(s) concurrently or parallelly is a common situation, while it can easily result in defects which is hard to detect in PR review and often cause disasters in production. My previous blog mentioned a deadlock issue which is caused by such scenario, briefly speaking the root cause is that we are trying to update/delete same batch records parallelly in different order and locked in mutual finally.
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Jun 13, 2023
TL;DR
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May 25, 2023
从HTTP/1.1到HTTP/2
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May 4, 2023
Connectivity in @sap-cloud-sdk
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Apr 22, 2023
Big Key Definition
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Dec 8, 2022
What is Deadlock?
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Oct 22, 2022
一致性是分布式系统中常见的问题，大多数业务系统在CAP中都会选择AP而牺牲强一致性，workflow微服务也不例外，这篇文章想结合所开发的workflow微服务的两个典型的业务场景来聊一聊如何保障最终一致性。
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Oct 12, 2022
是很久没有写文章了，提笔的习惯一旦落下一时半会就很难再捡起来，仔细想想可能是因为三年前跳槽去某多多吧，工作忙起来确实没有精力再去整理自己的思路，虽说后面跑路回了外企却也是荒废掉了这个repo。最近工作上有不少感想，便想着在这里再写点东西，也不知道下一次断更会是什么时候，但愿不会太快。
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Mar 31, 2022
Glossary