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[fault announcement] redis runs out of memory, causing the blog background unable to save

So sorry , This morning, 11:00~11:30 about , because redis The server runs out of memory and causes blog background failure —— Always prompt when saving blog posts “ Too many requests , Please try again later ”, This brings you trouble , Please understand .

because redis Monitoring alarm configuration is not updated in time , When redis We didn't get an alarm when the server ran out of memory , So we didn't find the problem in time . When we find the fault and locate the cause of the fault , Right away redis It's upgraded ( We use Alibaba cloud database Redis edition ),5 About minutes to complete the upgrade , It will return to normal after upgrading .

It's Black Thursday again , Our operation and maintenance work is not in place this time , We will learn from , Improve the operation and maintenance work .

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https://cdmana.com/2020/12/20201224120944615Y.html

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