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chan

Posted by 夏泽民 Aug 21, 2021

``` func main(){ a:=1 b:=2 fmt.Println(a+b) c:=make(chan struct{}) go func (){ for { _,ok:=<-c if ok{ fmt.Println(“ok”) }else{ fmt.Println(“not ok”) } } }()

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ceph

Posted by 夏泽民 Aug 21, 2021

https://docs.ceph.com/en/latest/glossary/#term-Ceph-Object-Gateway

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for range 的性能

Posted by 夏泽民 Aug 16, 2021

Go 语言中，range 可以用来很方便地遍历数组(array)、切片(slice)、字典(map)和信道(chan)

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map 源码分析

Posted by 夏泽民 Aug 16, 2021

map实现的两个关键数据结构

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pprof diff_base

Posted by 夏泽民 Aug 16, 2021

go run github.com/google/pprof -http localhost:8080 -diff_base A.pb.gz B.pb.gz

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