How to implement Memory Pooling in Golang

Question

I implemented an HTTP server in Go.

For each request, I need to create hundreds of objects for a particular struct, and I have ~10 structs like that. So after the re

Answer 1

This is the sync.Pool implementation mentioned by @JimB. Mind the usage of defer to return object to pool.

package main

import "sync"

type Something struct {
    Name string
}

var pool = sync.Pool{
    New: func() interface{} {
        return &Something{}
    },
}

func main() {
    s := pool.Get().(*Something)
    defer pool.Put(s)
    s.Name = "hello"
    // use the object
}