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 write_ahead_buffer

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init.go

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 write_ahead_buffer

/

init.go

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package api

import (

"sync"

"github.com/raintank/metrictank/expr"

"gopkg.in/raintank/schema.v1"

)

// default size is probably bigger than what most responses need, but it saves [re]allocations

// also it's possible that occasionnally more size is needed, causing a realloc of underlying array, and that extra space will stick around until next GC run.

const defaultPointSliceSize = 2000

var pointSlicePool sync.Pool

func pointSlicePoolAllocNew() interface{} {

return make([]schema.Point, 0, defaultPointSliceSize)

}

func init() {

pointSlicePool = sync.Pool{

New: pointSlicePoolAllocNew,

}

expr.Pool(&pointSlicePool)

}