msaf1980/go-mpool

Memory pool library written in golang

go-mpool

go-mpool is a simple memory pool library written in golang using stack.

Requirement

• go (>= 1.16)

Installation

go get github.com/msaf1980/go-mpool

Example

Non thread-safe Pool (don't share with multiple goroutines)

// Create 10 pools of `*bytes.Buffer`
pools := Pool.NewPool(10, func() interface{} {
    return &bytes.Buffer{}
})

pool1 := pools.Get()
pool2 := pools.Get()

buf1 := pool1.Value.(*bytes.Buffer)
buf1.WriteString("Hello world1")

buf2 := pool2.Value.(*bytes.Buffer)
buf2.WriteString("Hello world2")

pools.Put(pool1)    // Return pool1 to pools
pools.Put(pool2)    // Return pool2 to pools

Benchmark

Pool vs sync.Pool(Standard library)

goarch: amd64
pkg: github.com/msaf1980/go-mpool
cpu: Intel(R) Core(TM) i5-9400F CPU @ 2.90GHz
BenchmarkPool-6    	201133738	         5.981 ns/op	       0 B/op	       0 allocs/op
BenchmarkSyncPool-6   	31321465	        38.38 ns/op	       0 B/op	       0 allocs/op
PASS

Author

Based on hlts2

LICENSE

go-mpool released under MIT license, refer LICENSE file.